Firm Profile > Marval O’Farrell Mairal > Buenos Aires, Argentina

Marval O’Farrell Mairal

Argentina > Banking and finance Tier 1

The ‘cohesive’ and ‘proactive’ practice at Marval O’Farrell Mairal is known for its work on large and complex banking and finance transactions. Led by firm chairman Santiago Carregal and banking and finance expert Gabriel G Matarasso, the sizeable team of over 50 lawyers has wide-ranging capability across all aspects of banking and finance, including structured and project finance and extensive capital markets work for lenders and borrowers. In addition, the firm also impresses with its expertise in financial restructurings, foreign exchange and regulation. Matter highlights showcasing the firm’s versatility include advising banks on the exchange of outstanding senior secured notes by Aeropuertos Argentina 2000; supporting InterCement on the restructuring of two issuances worth close to $1bn; and advising the joint managers and arrangers on Telecom's $389m notes issuance. Other notable names in the practice include the ‘outstandingRoberto Silva, who has led on a number of the firm’s largest banking and finance engagements; and Cecilia Mairal, who specialises in complex and sensitive non-transactional work for banks. Experienced capital markets lawyers Juan M Diehl Moreno and Hernán Slemenson are important senior team members, while Sergio Talamo (who was raised to the partnership in August 2021), and senior associate Francisco Abeal, are also prominent on the practice’s key deals.

Practice head(s):

Santiago Carregal; Gabriel G Matarasso


‘Marval’s team is cohesive, solid, technical and efficient. Consistently delivers high quality work and service.’

‘Roberto Silva is outstanding. He is an excellent lawyer and his leadership skills are important in complex transactions.’

‘The Marval team is always a reliable partner. The team has excellent credentials and and is very dedicated to clients.’

‘A very proactive team with outstanding legal training. They comprehensively manage all aspects of a transaction.’

Key clients

Credit Suisse

BNP Paribas

JPMorgan Chase


Goldman Sachs

Banco do Brasil

Bank of New York


Deutsche Bank


TMF Trust

Banco de Servicios y Transacciones

ICBC Argentina

Banco Galicia


Banco Supervielle

Banco Itau

Banco Comafi

Banco Industrial


Argentina > Bankruptcy and restructuring Tier 1

The litigation, banking and finance experts that make up the Marval O’Farrell Mairal practice provide top tier service to national and international clients in the bankruptcy, insolvency and restructuring segments. Acting for creditors, shareholders, debtors and trustees, the firm advises on both in- and out-of-court matters. The practice is well regarded for its strength in cross-border US issues, as well as being able to ‘adapt to the instability of Argentina. Despite the departure of former practice head Fernando Hernández  (who moved in house at Globant in September 2021), the practice has not missed a beat, with Gonzalo J Fontana a veteran in the sector handling both the advisory and contentious aspects of the practice. The team focuses on complex, multijurisdictional matters and can draw on further senior input from banking and finance partner Ricardo W Beller, and counsel Martín Campbell, who is a specialist in commercial, business and labour law.


‘Marval is a highly professional firm, with legal professionals with the most important experience’.

‘Marval is very flexible and that makes it adapt to the instability of Argentina, providing adequate advice to the context that business does not develop’.

‘Reliability and seriousness’.

Key clients

Project Twist

Intercontinental Hotels Group

Stichting Cable Escrow

Avions de Transport Regional

Bank of Montreal

Finning Argentina and Finning Chile

Credit Suisse


ING Bank

Sucursal Tokio

Sumitomo Mitsui Banking Corporation


Argentina > Competition and antitrust Tier 1

The competition and antitrust practice of Marval O’Farrell Mairal ‘is excellent because they have a business vision and seek to provide pragmatic and useful advisory alternatives’. The team is further recommended for being ‘quick in response to inquiries, very solid in its subject matter knowledge, and always available to help’. The practice stands out for its cross-border competition expertise and the breadth of its merger-filing work, as well as its experience in antitrust investigations. Competition specialist Miguel Del Pino co-leads the team with Santiago del Rio, who is ‘an excellent company lawyer in antitrust matters’. Rising star associate Ignacio Mora is another key name in the group.

Practice head(s):

Miguel del Pino; Santiago del Rio


‘Marval’s competition and antitrust practiceis excellent because they have a business vision and seek to provide pragmatic and useful advisory alternatives.’

‘The relationship with the partner in charge of the account and his entire team is also excellent.’

‘They respond quickly to inquiries, are very solid in their subject matter knowledge, and are always available to help.’

‘Partner Santiago del Rio is an excellent company lawyer in antitrust matters. He takes care of knowing all aspects of the consultation in detail and is very committed to his clients. His advice is pragmatic and he has a comprehensive view of the business. He fully masters the Antitrust specialty’.

‘Agustina Redondo, associate of the firm, is always proactive in helping the client, her responses are quick and accurate, and she knows antitrust issues very well.’

Key clients





Warner Media



General Motors

Microsoft Corporation


Sumitomo Chemical

American Tower Corporation

Lone Star

Yara Corporation

Compagnie Gervais Danone


APM Terminals

Argentina > Compliance Tier 1

Marval O’Farrell Mairal stands out for its ‘deep subject matter expertise and excellent understanding of local developments and legal considerations’. The firm has a dedicated department focused on compliance, anti-corruption and investigations, and is experienced in both local and cross-border issues. The firm’s reputation and offering is also enhanced by hosting a ‘ground-breaking annual compliance conference for its clients, inviting leading presenters from throughout the region’. The ‘dynamic duo’ of Pedro Serrano Espelta and practice head Gustavo Morales Oliver are the key practitioners in a nine-strong team and ‘understand the regulations well – especially the operation of compliance systems’. Also noted: criminal law and criminal litigation specialist Andrés O’Farrell, who was raised to the partnership in August 2021; and dedicated senior associate Gonzalo Márquez Alonso, a former regional compliance and governance manager for BT.

Practice head(s):

Gustavo Morales Oliver


‘What I like about this firm is that they are first class not only in criminal matters, but also in anti-corruption compliance. They are among the two or three best law firms in Argentina on issues of anti-corruption compliance and white collar crimes’.

‘Deep subject matter expertise and excellent understanding of local developments and legal considerations’.

‘Its annual congress is excellent, attracting first-class speakers from various parts of the world. They are alsothought leaders, with various books and articles to their name. And they are very collaborative – very good people’.

‘They are leaders in Argentina. Especially Gustavo Morales Oliver, the youngest of the compliance group, has stood out as a boss of this practice in Argentina. Also Pedro Serrano Espelta and Lorena Schiariti’.

‘It is a consolidated team made up of great professionals with extensive knowledge of the issues’

‘Marval hosts a groundbreaking annual compliance conference for its clients, inviting leading presenters from throughout the region. I am especially impressed by Pedro Serrano and Gustavo Morales. They are a dynamic duo and both terrific thought leaders and truly dedicated lawyers’.

‘Marval’s compliance team is spectacular. The two partners we work with are Pedro Serrano and Gustavo Morales. They are both very good, they understand the regulations well – especially the operation of compliance systems’.

Key clients


Amazon Web Services



Instituto Massone

Newmont Corporation


Argentina > Consumer law Tier 1

Leading the market in large, complex claims and class actions, Marval O’Farrell Mairal is well regarded for its ‘knowledgeable team of lawyer, who are up to speed on the main issues surrounding the clients' products and services’. The firm stands out for tobacco product-liability work, as well as being active in the banking, retail automotive and technology spaces. The team is co-led by Leandro Castelli, who specialises in product liability claims and litigation; automotive litigation expert Fernando Montes de Oca; and Facundo Viel Temperley, who focuses on procedural law and civil, commercial, consumer and product liability cases. Another key name is senior associate Alejo Gascón, who is particularly strong as regards tobacco matters.

Practice head(s):

Leandro Castelli; Fernando Montes de Oca; Facundo Viel Temperley


‘They have a knowledgeable team of lawyer, who are up to speed on the main issues surrounding the clients’ products and services’.

Key clients

Massalín Particulares

Peugeot – Citroën

Philip Morris International


General Motors

Columbia Sportswear Company

Hermès Argentina

Magneti Marelli Cofap

Apple Argentina

BNP Paribas

Lojas Renner

Banco Itaú

Argentina > Corporate and M&A Tier 1

A deep bench of highly-rated and experienced lawyers are the hallmarks of a Marval O’Farrell Mairal team that clients single out for ‘impeccable’ legal advice, ‘professionalism’ and ‘clarity’. Highly-experienced transactional lawyer Pablo Viñals Blake and corporate head of department Pablo A Artagaveytia co-lead the firm’s transactional practice. Both come with formidable M&A track records working on large, complex cross-border deals. Agribusiness and private equity expert Viñals Blake led on the acquisition of Adecoagro by Baya Casal, where Marval was engaged to work for both buyer and seller-sides; while Artagaveytia fronted the firm’s advice to US mining company Alacer Gold in its $1.7bn merger with Canadian counterpart SSR Mining. The firm’s expertise also extends into technology deals, with influential fintech and real estate expert Hernán Slemenson leading advice to San Francisco-based software developer Globant and private equity company Riverwood Capital on a capital injection into Argentine education tech company Digital House; and pharmaceuticals, where the firm supported Merck Sharp & Dohme Argentina on a cross-border reorganisation. Insurance, aviation and energy are among the many other industries in which the firm has a strong presence. Other notable names in the firm’s impressive practice include banking and finance team head Santiago Carregal, who works closely with the corporate group, and the M&A-focused Pablo Garcia Morillo, who advised Walmart on the sale of its Argentine operations to Grupo de Narvaez, and Diego Krischcautzky. Veteran senior partner Héctor Mairal is also a key presence, with young partners Diego A Chighizola, María Macarena García Mirri and María Laura Bolatti Cristofaro (who was raised to the partnership in August 2021), among the emerging pool of talent within the firm’s ranks.

Practice head(s):

Pablo A Artagaveytia; Pablo Viñals Blake


At the cutting edge on corporate and M&A issues.’

Excellence in legal advice in the areas of M&A and corporate; flexible thinking to provide agile and fast solutions.

Ability to adapt quickly and keep its clients informed in an agile and clear way.

Response in a timely manner. Clarity and quality of advice.

Diego Krischkautzky and Macarena García Mirri stand out for the excellence of their work.

The legal advice is impeccable.

It is a team that shows solidity, empathy with the client and professionalism.

They are always available and flexible when required, even more so if it is on short notice.

‘Always focused on delivering  the deal with the ability to identify what is material and needed.  Great technical capacity.’

‘This team addresses issues in a totally comprehensive way.’

Key clients



Aerolíneas Argentinas

American Tower

General Atlantic


Riverwood Capital

Sumitomo Chemical Company

Newmont Goldcorp


Banco do Brasil






Total No

Turner – Time Warner No

EMS Capital (Edmond Safra) No


Argentina > Dispute resolution Tier 1

The multidisciplinary Marval O’Farrell Mairal team ‘provides the most complete, judicious, efficient and prompt advice’ in disputes, particularly in relation to large, complex matters. The practice handles civil and commercial litigation before all court levels (be they local, provisional or federal), contentious administrative and constitutional matters, as well as bankruptcy litigation. It is also deeply experience in local and international arbitration and alternative dispute resolution methods such as mediation and conciliation. Dedicated disputes specialist Ricardo Ostrower is expert in both litigation and arbitration and leads a powerful team of over 60 lawyers that clients regard as 'world class'. Other highly-regarded practitioners include Julio César Rivera Jr (commercial litigation, international and domestic commercial arbitration, insolvency and constitutional law), Martín Campbell (commercial, business and labour law litigation); and Santiago Soria, who is especially strong on disputes in the energy and natural resources sector. Rodrgio F García (complex civil and commercial litigation) and Elias F Bestani (complex litigation, particularly regarding insurance / reinsurance, and aviation and maritime disputes), are also noted.

Practice head(s):

Ricardo Ostrower


‘Top notch international arbitration team with a deep, bilingual bench’. 

‘Their rates are quite competitive compared to other international practices, and every member of the team is highly efficient, providing excellent service and client work at a cost below the market median’. 

‘A world-class, higly-motivated team’. 

‘The qualities that I valued the most in them include their dedication to the client, their professionalism and how efficient they were in discharging their duties. Other qualities included team work, collaboration and attention to detail’.  

‘The interdisciplinary team of the litigation area provides the most complete, judicious, efficient and prompt advice that I would have dealt with in my professional career as an inhouse lawyer’.

‘The mechanics of working and interacting with Marval have always been practical and efficient. A constant and direct interaction with the partner of the area for decision making’. 

Key clients



General Electric

Barclays Bank

Credit Suisse

Compañía Naviera Horamar



Pan American Energy


Kimberly Clark


Energy and natural resources > Mining Tier 1

With ‘integrated knowledge focused on primarily mining issuesMarval O’Farrell Mairal can handle a broad range of mining projects, mining operations and transactions. The practice provides a ‘comprehensive knowledge of all facets of the business, from regulatory points and the Code of Mining and Codes of Provincial Mining Procedures, to everything related to corporate advice’. A particular speciality for the firm is advising on large mining projects and mineral resource transactions. A prestigious senior figure in the sector Luis Lucero leads the team and focuses on mining operations, transactions, litigation and exploration projects. Undertaking 'exceptional work on mining issues', fellow partner Leonardo Rodríguez is also ‘fully capable of handling contentious, corporate and administrative matters’. The pair are supported by a strong associate bench including Andrés Villarreal (transactional mining matters), Ignacio M Alonso (mining litigation and regulatory matters), and dedicated mining specialist María Mercedes Rudolph.

Practice head(s):

Luis Lucero


‘What makes the practice unique is the comprehensive knowledge of all facets of the business, from regulatory points and the Code of Mining and Codes of Provincial Mining Procedures, to everything related to corporate advice. This integrated knowledge focused primarily on mining issues differentiates Marval’s team from other firms, which may be strong in a particular area, but weak on mining regulatory issues’.

‘The pandemic did not affect the quality of the service; Quite the contrary, the firm was able to successfully adapt to the situation, demonstrating the high capacity for adaptation that we needed to continue with our activity’.

‘It is clearly seen that the firm invests in technology issues and keeps its employees compliant, given the low turnover in its teams’.

‘Leonardo G Rodríguez undertakes exceptional work on mining issues. His previous training also makes him fully capable of handling contentious, corporate and administrative matters. In addition, he is personally involved in the issues and, based on this, manages a fast and efficient delivery, which serves for the best decision-making in an industry as dynamic as mining.’

Key clients


AngloGold Ashanti

Newmont Goldcorp


Pan American Silver

Hochschild Mining Corporation


Anglo American

Sumitomo Corporation

Cámara Argentina de Empresarios Mineros

Lilac Solutions

Argentina > Environment Tier 1

Marval O’Farrell Mairal is ‘unique in the level and quality of support in sensitive and complex issues, such as litigation in environmental matters’. The seven-strong team works across the full environmental spectrum, from regulatory issues and litigation to due diligence and M&A, with a special focus on the manufacturing, infrastructure and energy sectors. It is well regarded for its ‘excellent coordination between the different members of the team as well as between the different elements that make up the case’, and has particular strength in both litigation and due diligence processes. Practice head Francisco MacÍas combines strengths in environmental and natural resources law with oil-and-gas industry knowledge. Other key names include senior associate Gabriel Fortuna, who ‘understands the technical reality of each project beyond its regulatory aspects’; and associate Jimena Montoya, who has particular skill in environmental regulatory matters, audits and due diligence. The team can also call on a specialist team of in-house technicians and engineers, as necessary.

Practice head(s):

Francisco Macías


‘Marval is unique in the level and quality of support in sensitive and complex issues such as litigation in environmental matters. I highlights not only its level of commitment but also its ability to understand and face sui generis situations with the highest ethical and professional standards’.

‘Undoubtedly the plus that makes Marval stand out are its members as a whole’.

‘Santiago Soria, partner of the litigation team: in addition to his experience and knowledge in environmental litigation, he never ceases to amaze with the clarity and detail of his advice, which far exceed the standard. At the same time, I highlight the ability of Gabriel Fortuna, a senior associate of the environmental team, to understand the technical reality of each project beyond its regulatory aspects’.

‘Associate Juan Ignacio Aranda stands out for his commitment to clients, his permanent disposition, and the quality of his attention’.

‘Knowledge and experience, and very good interpensional relationship’.

‘The team stands out widely from other teams or environmental lawyers. They have demonstrated experience, strategic vision and reliability in the information they provide or opinions they make’.

‘Excellent coordination between the different members of the team as well as between the different elements that make up the case; remarkable order, neatness, and comprehensive and detailed analysis of the information’.

‘Responsibility, availability and punctuality to deliver the work entrusted are highlighted’.

Key clients

Volkswagen Argentina

Grupo PSA (Peugeot Citroën)

Tuboscope (National Oilwell Varco)

Raízen Argentina

Danone Argentina


Cargill SACI

Compañía General de Combustibles

Compañía Mega


Pachon (Xstrata)

Copetro (Oxbow)

Petro AP



Argentina > Insurance Tier 1

The dedicated insurance and reinsurance practice at Marval O’Farrell Mairal maintains its prominence due to its breadth of expertise and ability to ‘understand the current situations in the country’. The full-service firm is well regarded for its skilled ‘specialists in many areas, which allows it to address the same topic from different aspects and exhaust a consultation in an integral way’. A particular strength is large, complex disputes in the insurance sector, but the team also handles regulatory and corporate issues, as well as aviation and marine matters. Insurance expert Pablo Cereijido leads a 14-strong team that includes Elías Bestani, who is recommended as ‘an accomplished lawyer, with deep expertise in aviation insurance, a proactive approach and who is able to advise on complex matters’. Another key name in the area is senior associate María Victoria Rodríguez Mamberti, who focuses on marine and aviation matters.

Practice head(s):

Pablo Cereijido


‘Excellent predisposition for work, immediate response to each query that is made to them’.

‘Giving professional and correct answers for decision making. They show commitment, knowledge and capacity in each area that they are consulted’.

‘The main difference is the personalized attention of the members. Always attentive to the orders we make, and willing to accompany us to find the best solution to the problems that may arise’. 

‘Specialists in many areas, which allows it to address the same topic from different aspects and exhaust a consultation in an integral way’.

‘Understand the current situations in the country’.

‘The practice has deep insurance expertise as well as aviation expertise which puts it in pole position to the go to firm for aviation insurance matters’.

‘The practice is slick with efficient advisory and billing service, adopts a commercial attitude and understands the London insurance market inside out’.

‘Elias Bestani is an accomplished lawyer, with deep expertise in aviation insurance, a proactive approach and who is able to advise on complex matters. This coupled with his commercial outlook makes him the go to lawyer for complex aviation insurance matters in the region’.

Key clients

XL Catlin

Allianz (UK)

The Zurich Group


Marsh – Guy Carpenter & Company

SURA – Aseguradora de Créditos y Garantías

Assurant Argentina Compañía de Seguros – Virginia Surety

Liberty Mutual Surety

IRB Brasil Re



Hanseatica Compañía de Seguros

Cardif Seguros

Mitsui Sumitomo Insurance

Nación Seguros

Argentina > Intellectual property Tier 1

The market-leading trade marks, patents, copyright and IP litigation practice of Marval O’Farrell Mairal provides 'fast and solid responses' across the full range of issues in the area. Advice covers registration and protection strategies, litigation, data protection, unfair competition, advertising and entertainment, with the team particularly distinguishing itself in patent litigation cases and patent applications. The deep bench of expertise includes Martín Bensadon, Sergio Ellmann, Gustavo Giay, Iris Quadrio, Martín Chajchir and Ignacio Sánchez Echagüe.

Practice head(s):

Iris Quadrio; Sergio Ellmann; Martín Bensadon; Gustavo Giay


‘Fast and solid responses’

‘They created a tool with all the regulatory news about Covid-19’

‘Ignacio Sanchez Echague, Cristian Bitel, Martin Mosteirin, Martin Bensadon, Laura Etcheverry are very professional and experienced’.

‘Patricia Castro is the best technician that at the moment answers all the information on patents that is consulted’

‘Very efficient and focused on customer needs. Very fluent communication, by phone and WhatsApp when necessary. That makes everything work out very quickly’.

Argentina > International trade and customs Tier 1

Marval O’Farrell Mairal demonstrates strength in trade remedies, customs law, tariff code interpretation, quantitative restrictions and WTO dispute-resolution proceedings, and the practice is widely recognised as a dominant force in trade remedies, where it is a leader in terms of market share.  The team’s ability to draw on its financial services and administrative law departments is also a valuable asset for clients looking for advice on foreign exchange controls. A ‘safe port of call for trade remedies’, practice head Pablo Gayol has an impressive track record in antidumping investigations, a focus he shares with experienced practitioner Patricia López Aufranc, while on the customs front, the team can count on specialists Horacio García Prieto and Juan Pablo Rothschild. Key associate support comes from Jazmine Daruich.

Practice head(s):

Pablo Gayol


‘They are well structured and always available’.

‘The technical work is impeccable’.

‘Pablo Gayol is a safe port of call for trade remedies in Argentina, he is very clever, always thinks ahead’.

‘Jazmine Daruich works very hard and responds fast’.

Argentina > Labour and employment Tier 1

The experienced labour and employment team at Marval O’Farrell Mairal stands out for the breadth of its expertise and strong international practice. The team specialises in multijuristictional litigation and the transfers of foreign employees, as well as frequently advising on M&A (one of the wider firm's key strengths), associated due diligence, labour compliance and union negotiations. Labour litigation is another pillar of the practice, with the department acting at all judicial levels, including representing companies before the Labour Secretary. The firm is also utilising technological tools to improve its offering and has originated its own "Marval ia" software, an AI instrument designed to produce over 20 different types of automatised documents and predictions, including services for labour risk insurers and legal tech solutions in the context of the Covid-19 pandemic. Prominent labour-litigation expert Javier Patrón leads a team of over 60 lawyers that includes Enrique Stile and José María Llano, 30-year veterans on the advisory and litigious sides of the practice, respectively; Diego Kelly, who focuses on labour-related M&A matters; Rodrigo Solá Torino, who heads up the firm's immigration practice; and younger partner Guillermo Osorio, whose strength is labour litigation. Key associate support comes from seniors Paola Forchiassin and María Eugenia Soncini; however, fellow associates María Eugenia Cantenys moved in house at Tata Consultancy Services and Walter Mañko moved to Deloitte & Co. S.A. as a partner (both in June 2021).

Practice head(s):

Javier Patrón


‘Practical approach, agility and expertise’.

‘It is a group of partners with really outstanding work’.

‘Enrique Stile and Rodrigo Sola are very good. They implemented a scheme to limit working hours to achieve a balanced work environment for associates and are promoting the career of young women lawyers. Enrique is a visionary and a very positive person with excellent connections at all levels. Rodrigo is well liked by clients and establishes firm and lasting relationships’.

Key clients


Delivery Hero





Moët Hennessy • Louis Vuitton




British Airways


Aerolíneas Argentinas





United States of America


Argentina > Life sciences and healthcare Tier 1

Marval O’Farrell Mairal has ‘spectacular know-how that makes complex issues become simple', making it 'a real pleasure to work with them’. The team covers contentious, regulatory and transactional issues related to the lifes ciences sector, combining this experience with an ‘awareness of what is happening in the pharmaceutical industry’. Particular strengths include the cosmetics and food sectors, as well as multijurisdictional work throughout the chain of life science and healthcare provision. Martin Mosteirin leads the practice and provides a ‘good balance between knowledge of the regulations that apply to the pharmaceutical industry as well as business practices’. However -partially due to the impact of the pandemic- the practice group lost senior associate Tomás Ibarzabal and experienced junior Matias Koch (who moved in house at Sanofi and GSK in March and November 2020, respectively). In the wake of their departure, young associate Camila Leone provides key support; she has experience in bio-pharmaceuticals, healthcare, medical devices, dental products, medicinal cannabis and agribusiness.

Practice head(s):

Martin Mosteirin


‘Implementation of technological innovations in the delivery of trainings, talks of interest and other training tools’.

‘Few lawyers have as much experience in this area of ​​law as Martin Mosteirin, and that becomes a key point when it comes to having their services. This knowledge allows Martin to respond quickly and to customer inquiries’.

‘Marval is constantly innovating when it comes to technology, constantly investing in new technologies and tools’.

‘Marval and its lifesciences partner has a deep knowledge and understanding of the pharmaceutical market and the nuances of the market niches’.

‘The part of the lifesciences practice is so involved in the market that they knew about quality control laboratories for sale, what is not usual for law firms to do, but turned out to be extremely helpful’.

‘Martin Mosteirin is the most knowledgable attorney in pharma related law in Argentina’

‘Marval’s team, with the leadership of Martin Mosteirin have demonstrated proficiency and a deep knowledge in maters related with Pharmaceutical Industry in Argentina (including manufacturing, regulatory, pharmacovigilance, clinical trials, among many others)’.

‘A good balance between knowledge of the regulations that apply to the pharmaceutical industry as well as business practices’.

‘Spectacular know-how that make complex issues become simple and it is a real pleasure to work with’.

‘Martin Mosteirin is awareness of what is happening in the pharmaceutical industry’.

Key clients



Sumitomo Chemical Company

Argentina > Public law Tier 1

The comprehensive public law department of Marval O’Farrell Mairal combines broad expertise in PPP and infrastructure projects, and a track record of successful negotiation with regulatory entities, with renowned practices in dispute resolution, administrative law and M&A. The team has an established reputation for designing strategies for complex contentious public law matters and is increasingly emerging as a relevant player in investment disputes against the state; most recently, over the course of 2020 it has developed expertise in the public procurement of IT products and services. Recognised for ‘taking into account various implications from other jurisdictions’ and praised for ‘always updating in-house attorneys on not only legislative changes but also on how they could impact the client's activities’, most recently the team has been  active with regard to the fallout from the current administration's response to Covid-19 and more generally interventionist approach - such as advising various clients on the Presidential decree seeking to turn the provision of internet cable TV and mobile telephony into (state) utilities. A hugely influential figure in the administrative law sphere, Héctor Mairal is a senior partner with unparalleled experience during an astounding 60-year career. He co-leads the practice with María Lorena Schiariti, whose 'comprehensive vision', 'creativity' and 'flexibility' have made her one of the most sought-after public law counsels in the country, and Enrique Veramendi, whose practice extends into constitutional law, economic regulation and administrative, constitutional and regulatory litigation. The group's partner-level resources grew further, recently, with the August-2021 promotion of Gonzalo Santamaria to the partnership; he too has a notable contentious-administrative aspect to his practice. At associate level, seniors Milagros Ibarzábal and Juan Manuel Naveira are both increasingly prominent; however, intermediate Carolina Catanzano moved into the public sector at the Procuración del Tesoro de la Nación in November 2020.

Practice head(s):

Héctor Mairal; María Lorena Schiariti; Enrique Veramendi


‘The abilitiy to provide legal advice at its best in a global litigation project taking into account various implications from other jurisdictions’.

‘The team has perfect English language abilities and provides its legal advice timely and perfectly customized to the tasks asked for’

‘Always updating the in-house attorneys on not only legislative changes but also on how they could impact the client’s activities. They knew how to understand the current situations in the country with regard to certain issues that were being carried and invoiced’.

‘Lorena Schiariti highlighted the ease of understanding the sector’s need when finding a way to solve a specific problem, achieving a work methodology according to the client’s needs’.

‘By combining extensive expertise and experience in the public law team members along with the placement in a full service firm it has a competitive advantage that is hard to match’.

‘They are used to dealing with matters with international consequences, they are used to the business world and to interacting with foreign studies. In addition, it is a large team, which has a great response capacity in time for very demanding and complex matters’.

‘Lorena Schiariti has a comprehensive vision of legal aspects. She applies her creativity so that the advice she gives is adapted to current legal provisions and at the same time to our commercial and institutional reality. She has the flexibility to tailor her criteria to the client’s business needs’.

‘Gonzalo Santamaría understands the economic reality of the sector and has a particular sensitivity to understand the economic sense of government regulations and their impact on the business’.

Key clients

Tecpetrol (Techint Group)

Embraer and Yaborà



GE Healthcare


Siemens Argentina S.A. and Siemens Mobility

Aerolíneas Argentinas


Consejo Federal de Inversiones

Microestrategy Group

Webuild (formerly Salini Impregilo)

Pedidos Ya

Amanco Wavin

Compañía Naviera Horamar

Tagsa (Odjfell Terminals)






Camargo Correa

Loma Negra – Ferrosur (Camargo Group)

Federación de Empresas Navieras Argentinas


Argentina > Tax Tier 1

The Marval O’Farrell Mairal tax team combines technical ‘depth and precision’ with a ‘commercial perspective’ to address the specific business needs of its clients. The ‘impeccable’ and ‘exceptionalMaría Inés Brandt co-leads the practice alongside the ‘stand-outWalter C Keiniger; Gabriel Gotlib, who has ‘enormous experience’, and veteran transactional-tax expert Fernando M Vaquero. Associates Luciana Virgile, who specialises in tax litigation and advice, and the ‘extraordinarySergio Vergara are also praised by clients for their communication and technical skills. The team’s deeply experienced bench allows it to cover all aspects of tax law and advice for domestic and international clients. Frequently working in concert with the firm’s blue-chip corporate and M&A team the practice is especially strong in transactional tax, but is equally adept at guiding clients through foreign exchange, tax planning and wealth management matters (among others). The firm also boasts an impressive track record in tax litigation and recently obtained favourable injunctions for Telecom Argentina before federal courts in order to prevent municipalities from claiming taxes from which Telecom Argentina has been exempt following a merger with Cablevision.

Practice head(s):

María Inés Brandt; Gabriel Gotlib; Walter C Keiniger; Fernando M Vaquero


‘The team provides detailed technical advice and is excellent at contextualising this and giving a commercial perspective.’

‘Maria Ines Brant is a highly competent and experienced tax practitioner who is able to concisely convey complex tax issues in form that is easily digestible. She always delivers advice within the specified deadline and is adept at working with other specialist lawyers where this can enhance value.’

‘Maria Ines Brandt is an exceptional lawyer. I can only give favorable comments. An excellent predisposition, but what is special about her is the combination of impeccable technical knowledge and practicality.’

‘Gabriel Gotlib has enormous experience in managing tax strategies in a context of high inflation and high devaluation, taking into account the needs of a foreign company.’

‘Professionals with great expertise, dedication and great strategists. Humility, tenacity, receptivity and planning are among the teams many virtues.’

‘They are very good at managing conflicts and proposing good solutions to our problems with dynamism and orientation to our business needs.’

‘Sergio Vergara is an extraordinary associate. Very competent and with excellent communication skills and the ability to present complex issues in simple way’

‘The Marval tax team has the depth and precision that sets it apart in the market. They know the customer’s business. They don’t sell hours, they provide solutions. It is clearly the most outstanding team on the market.’

‘Walter Keininger and Luciana Virgile stand out for their work and professionalism.’

‘Their approach to the issues is always practical, considering the needs, policies and practices of the client. The knowledge of legislative, jurisprudential and market practice developments is second to none in the market.’

Key clients




General Motors

Telecom Argentina

Aerolíneas Argentinas

Itau Unibanco

Julius Baer Group



Tata Consultancy Services

Mercado Libre

Argentina > TMT Tier 1

Marval O’Farrell Mairal is recommended as an ‘exceptional firm in every area, its people, its knowledge, its availability’. The TMT practice combines this with its track record of being at the ‘technological forefront, conducting interesting seminars for the sector and participating in important discussions about the business’. The consolidated media, technology and telecoms department provides multidisciplinary expertise covering regulatory, transactional and contentious advice. Online gaming and fintech are key areas of work within the broad practice, which also -uniquely- offers criminal and civil advisory regarding technology, from internet matters to privacy and cybersecurity. The large practice -over 20 layers- is co led by Daniel Di Paola, who specialises in advising large media and telecoms companies on a range of issues; Javier Etcheverry Boneo, a practitioner who is ‘technically rigorous and who knows most about the evolution of the sector in recent years’; and Gustavo Giay, who is head of the IT and privacy group. Technology expert Diego Fernández is also noted. At associate level, key support comes from senior Claudia Paluszkiewicz and intermediate Manuela Adrogue; however, former fellow senior Mariano Javier Peruzzotti moved to Ojam Bullrich Flanzbaum in February 2021.

Practice head(s):

Daniel Di Paola; Javier Etcheverry Boneo; Gustavo Giay


‘They are strong in all areas’.

‘Marval has an outstanding update standard and was very useful for corporate management during times of quarantine’.

‘Reliability and efficiency. The participation and accessibility of the partners is an important element. In my particular case, I have direct access and a prompt and informative response from the partner in charge of the account’.

‘The team and the individuals within that team provide very prompt assistance, at times it has been at odd hours. I also found a human level of interaction alongside the professional. The collaboration is professional yet flexible to understanding the issue / matter at hand and proving pragmatic ways to move forward’.

‘It is a real pleasure to work with them and gives great peace of mind and assurance that the issues will be treated with the greatest responsibility and quality’.

‘During the pandemic, given their technology and structure, they have been able to provide the same quality of services remotely and outside the office’.

‘All the partners are the leaders in their areas and the team that they make up is made up of the best lawyers from the universities. The partners are very hands-on and are always available to take a call, resolve a question or review a topic to find a new or creative outlet’.

‘I believe that Marval is the best firm in Argentina in the area of ​​technology. They are very responsive and the work is of high quality’.

‘Javier Etcheberry-Boneo is an outstanding professional. He is the most technically rigorous and the one who knows most about the evolution of the sector in recent years’. 

Key clients

The Walt Disney Company (Argentina) / Fox / ESPN

Facebook / WhatsApp

América Móvil / Claro Argentina


América TV

CBS Corporation


Mercado Libre


Wildlife Entertainment


Cubic Telecom


TimWe Tech

Pedidos Ya

OKI Americas

Globenet Cabos Submarinos




Telecom Argentina

Energy and natural resources > Electricity Tier 2

Covering the entire electricity generation and supply chain, Marval O’Farrell Mairal combines regulatory, transactional and administrative law expertise, with commercial understanding. The practice is also distinguished by its experience in cross-border matters and can draw on expertise in utilities and tax within the full-service firm. A particular strength is renewable energy matters, where the group advises on a range of wind, solar and hydropower. Sebastián Iribarne focuses on transactional electricity issues (including privatisation processes), and co-leads the team with Francisco MacÍas, an experienced senior figure who specialises in international and local power transactions, contracts and regulatory matters. Another key name is that of Gonzalo Santamaria, raised to the partnership in August 2021, he has experience in complex regulatory and contract issues, notably in relation to thermal, hydroelectric and renewable energy projects.

Practice head(s):

Sebastian Iribarne; Francisco Macías

Key clients


General Electric (GE)

Gezhouba Group

Interconexión Eléctrica

Scatec Solar


Canadian Solar

Engie – Tractebel Energía


San Martin del Tabacal

Loma Negra






Sealed Air

MWh Solar

Algonquin Power


Energy and natural resources > Oil and gas Tier 2

Particularly known for its natural-gas expertise, Marval O’Farrell Mairal is active across the spectrum of upstream and downstream oil and gas issues. The firm provides a full service in the area that covers large litigation, regulatory advice and transactional matters, representing buyers and sellers. Another forte for the practice is cross-border work, where the practice advises leading hydrocarbon players in local and international matters. HIghly-regarded and with over 20 years' experience, Francisco MacÍas specialises in oil and gas transactions, contracts and regulatory matters. He co-heads the 15-strong practice group with transactional and financing expert Ricardo Beller; he too has over 20 years' experience and a longstanding focus on oil and gas matters. The pair can also call on the expertise of senior figure, of counsel Arturo Pera, a former head of legal at Total and vice-president of the Argentine Association of Energy Law and Mineral Resources. At associate level, key support comes from the 'excellent' Jimena Montoya, who 'always goes above and beyond'; and experienced banking and finance practitioner Agustina Ranieri, who undertakes financing matters in the sector.

Practice head(s):

Francisco Macías; Ricardo Beller


‘Professional skill and knowledge, timely answers and appropriate explanations’

‘The attention to projects from start to finish is excellent’.

‘In this year of pandemic, they have also made good use of the use of technology’.

‘Jimena Montoya always goes above and beyond what she is asked and she is an excellent lawyer. She, along with Francisco Macias, takes the projects from beginning to end and not only in the legal aspect. They understand what the customer wants’.

Key clients

Exxon Mobil / Exxon

Royal Dutch Shell / Raízen Argentina

Compañía Mega

Corporación América / Compañia General de Combustibles (CGC)


Engie (formerly, GDF Suez)



Transportadora de Gas del Sur (TGS) / Compañía de Inversiones de Energía (CIESA)

Schlumberger Argentina

Archer Well




Gasoducto Nor Andino

Gasoducto GasAndes

Litoral Gas

Tullow Oil


Searcher Seismic

TGS / Spectrum





High Luck Group

Argentina > Real estate Tier 2

Marval O’Farrell Mairal leverages its top-tier corporate practice to specialise in advising on transactional real estate matters, particularly sale and purchase transactions, investment deals, real estate finance and leasing. It also has robust development expertise and its close relationships with key clients Hilton Hotels and property tycoon Edmond Safra underpins a significant proportion of that work. Corporate-finance partner Hernán Slemenson co-heads the practice and spearheads much of the group’s activity in the hospitality sector. Department co-head Diego Chighizola is an impressive up-and-coming real estate specialist.

Practice head(s):

Hernan Slemenson; Diego Chighizola

Key clients

Hilton Hotels

InterContinental Hotel

Edmond Safra

Faena Group

Guggenheim Nicklaus Partners

Pegasus Real Estate


Bank of America Merrill Lynch

JP Morgan Chase Bank

ABN Amro Bank (Argentina)

Nassef Sawiris (NNS)


Founded in 1923, Marval O’Farrell Mairal is the largest law firm in Argentina. A market leader at both local and Latin American levels, the firm has been providing sophisticated, high quality advice to international and local clients for 90 years. The firm comprises over 300 lawyers and has wide experience of international business issues and the complexities of cross-border transactions.

Our unmatched strength allows us to react quickly and to simultaneously handle large, complex and time-consuming transactions without compromising on quality. All our teams are led directly by highly experienced partners and carefully tailored to meet the specific needs of our clients. We have a strong focus on high-end corporate and finance transactions and the largest, most active litigation and arbitration practice in Argentina.

Our leading intellectual property department provides a comprehensive service and has unrivalled experience; the firm was originally founded as an intellectual property office. We are also a market leader in a wide range of other key practice areas including tax, fintechlabor and employment, competition/antitrust, energy and natural resources, administrative and public law, insurance and reinsurance, telecommunications and broadcasting as well as real estate and construction.

We are the Argentine member of Lex Mundi, the world’s leading association of independent law firms, comprising more than 160 members. We also have an office in New York, providing invaluable support on US transactions. With a long history of advising multinational companies and international institutions, we have a unique understanding of the Argentine market and how to help our clients achieve their goals. Marval O’Farrell Mairal has a 90-year track record of being prepared to respond to any challenge, both in the country and in complex cross-border transactions.

Department Name Email Telephone
Banking and finance Santiago Carregal
Banking and finance Gabriel Matarasso
Bankruptcy and restructuring Martín Campbell
Competition and antitrust Miguel del Pino
Compliance/ White-collar crime Gustavo Morales Oliver
Compliance/ White-collar crime Andrés O'Farrell
Consumer Law Leandro M. Castelli
Consumer Law Fernando M. Montes de Oca
Consumer Law Facundo Viel Temperley
Corporate and M&A Pablo Artagaveytia
Corporate and M&A Pablo Viñals Blake
Dispute resolution Ricardo A. Ostrower
Energy and natural resources: Electricity Gonzalo Santamaría
Energy and natural resources: Mining Luis Lucero
Energy and natural resources: Oil and Gas Francisco Macías
Energy and natural resources: Oil and Gas Ricardo W. Beller
Environment Francisco Macías
Insurance Pablo Cereijido
Insurance Elías Bestani
Intellectual property Iris V. Quadrio
Intellectual property Martín Bensadon
Intellectual property Sergio M. Ellmann
Intellectual property Juan M. López Mañán
Intellectual property Ignacio Sánchez Echagüe
Intellectual property Cristian D. Bittel
Intellectual property Gustavo P. Giay
Intellectual property Martín G. Chajchir
Intellectual property Diego Fernández
International trade and customs Pablo Gayol
International trade and customs Juan Pablo Rothschild
Labour and employment Javier E. Patrón
Life sciences and healthcare Martín J. Mosteirin
Public law Héctor Mairal
Public law M. Lorena Schiariti
Public law Enrique Veramendi
Real estate Hernán Slemenson
Real estate Diego A. Chighizola
Tax María Inés Brandt
Tax Gabriel Gotlib
Tax Walter Keiniger
Tax Fernando M. Vaquero
TMT Daniel Di Paola
TMT Gustavo P. Giay
TMT Javier Etcheverry Boneo
Photo Name Position Profile
Mr Pablo A Artagaveytia  photo Mr Pablo A Artagaveytia Pablo A. Artagaveytia has been a partner at Marval O’Farrell Mairal since…
Mr Ricardo W Beller  photo Mr Ricardo W Beller Ricardo W. Beller joined Marval O’Farrell Mairal in 1996 and has been…
 Martín Bensadon  photo Martín Bensadon Martín Bensadon joined Marval O’Farrell Mairal in 1991 and has been a partner of…
Mr Elias F Bestani  photo Mr Elias F Bestani Elías F. Bestani specializes in shipping and maritime law, insurance and reinsurance…
Mr Cristian D. Bittel  photo Mr Cristian D. Bittel Cristian Daniel Bittel joined Marval O’Farrell Mairal in 2004 and became a…
 María Laura Bolatti Cristofaro  photo María Laura Bolatti Cristofaro Partner since 2021, María Laura Bolatti Cristofaro focuses her practice on corporate…
 María Inés Brandt  photo María Inés Brandt María Inés Brandt is a partner of Marval O’Farrell Mairal Tax Department…
Mr Guillermo Burman  photo Mr Guillermo Burman His area of specialization is corporate and finance law. He gives legal…
 Martín Campbell  photo Martín Campbell Martin Campbell joined Marval O’Farrell Mairal as partner in 2000. Since August 2015…
Mr Santiago Carregal  photo Mr Santiago Carregal Santiago Carregal is the Head of the Banking and Finance Department and…
Mr Leandro M Castelli  photo Mr Leandro M Castelli Leandro M. Castelli joined Marval O’Farrell Mairal in 1994 and became a partner in…
Mr Pablo S Cereijido  photo Mr Pablo S Cereijido Pablo S. Cereijido joined Marval O’Farrell Mairal in 1993 and has been…
 Martín G Chajchir  photo Martín G Chajchir Martin Chajchir joined Marval O’Farrell Mairal in 2002 and became a partner in 2013.…
Mr Diego A Chighizola  photo Mr Diego A Chighizola Diego Chighizola joined Marval O’Farrell Mairal in 2001, and became a partner…
Ms Jazmine Daruich  photo Ms Jazmine Daruich Jazmine Daruich joined Marval O’Farrell Mairal in 2008 and is currently a…
Mr Miguel Del Pino  photo Mr Miguel Del Pino His area of specialization is centered on competition and mergers and acquisitions.…
Mr Daniel Di Paola  photo Mr Daniel Di Paola Daniel Francisco Di Paola joined Marval O’Farrell Mairal in 2000 and is…
Mr Juan M Diehl Moreno  photo Mr Juan M Diehl Moreno He is the head of the FinTech Department and partner in the…
Mr Sergio M Ellmann  photo Mr Sergio M Ellmann Sergio Ellmann joined Marval O’Farrell Mairal in 1983 and has been a partner since…
Mr Javier Etcheverry Boneo  photo Mr Javier Etcheverry Boneo Javier Etcheverry Boneo is a partner at Marval O’Farrell Mairal since 1996,…
 Diego Fernández  photo Diego Fernández Diego is a partner in the IP, IT & privacy practice group.…
Mr Gonzalo J Fontana  photo Mr Gonzalo J Fontana Gonzalo Fontana specializes in litigation and commercial and corporate law. Within this…
Mr Gabriel A. Fortuna  photo Mr Gabriel A. Fortuna Gabriel Alejandro Fortuna joined Marval O’Farrell Mairal in 2005 and is currently…
 Rodrigo F García  photo Rodrigo F García Rodrigo F. García joined Marval O’Farrell Mairal in 1998 and became a partner in…
 María Macarena García Mirri  photo María Macarena García Mirri She specializes in corporate and commercial law; M&A, joint ventures and corporate…
 Horacio García Prieto  photo Horacio García Prieto He is an expert on tax and customs law and has advised…
Mr Pablo Garcia Morillo  photo Mr Pablo Garcia Morillo Pablo García Morillo specializes in business and corporate law and his professional…
Mr Pablo Gayol  photo Mr Pablo Gayol His practice in the firm is centered in international trade, mergers and…
Mr Gustavo P Giay  photo Mr Gustavo P Giay He specializes in Intellectual Property litigation. His practice has focused on trademark…
Mr Gabriel Gotlib  photo Mr Gabriel Gotlib Gabriel Gotlib specializes in tax, corporate and financial law. He has broad…
 Sebastián M Iribarne  photo Sebastián M Iribarne Sebastián M. Iribarne specializes in banking, finance and corporate law. His practice…
 Walter C. Keiniger  photo Walter C. Keiniger His practice involves counseling local and foreign companies in the design, planning…
Mr Diego S. Kelly  photo Mr Diego S. Kelly Diego S. Kelly specializes in advising multinational and local companies in labor…
Mr Diego Krischcautzky  photo Mr Diego Krischcautzky His practice is focused on commercial, corporate and insurance law. He has…
 Patricia López Aufranc  photo Patricia López Aufranc Her practice has focused on international financial and commercial transactions, mergers and…
 Juan M. López Mañan  photo Juan M. López Mañan Juan M. López Mañán specialises in trademarks and domain names and has…
 José María Llano  photo José María Llano His practice has focused on Labor and Social Security Law and he…
Mr Luis E Lucero  photo Mr Luis E Lucero He practices law in the fields of natural resources with a focus…
Mr Francisco A Macias  photo Mr Francisco A Macias Francisco A. Macías specializes in oil & gas, power, public services, infrastructure,…
Ms Cecilia M Mairal  photo Ms Cecilia M Mairal She has extensive experience and is highly active in advising banks in…
 Héctor Mairal  photo Héctor Mairal An expert in administrative and business law, he has been involved in…
Mr Gabriel G Matarasso  photo Mr Gabriel G Matarasso His areas of specialization include corporate, commercial, finance and capital markets, both…
Mr Fernando M Montes de Oca  photo Mr Fernando M Montes de Oca He is specialized in litigation and dispute resolution in the civil and…
Mr Gustavo Morales Oliver  photo Mr Gustavo Morales Oliver Gustavo Morales Oliver leads the Compliance, Anti-Corruption & Investigations practice. He also…
 Martín J. Mosteirin  photo Martín J. Mosteirin He provides both contentious and non-contentious legal advice to leading global companies…
Mr Miguel O'Farrell photo Mr Miguel O'Farrell Miguel O’Farrell joined Marval O’Farrell Mairal in 1963 and as a partner…
Mr Luciano M Ojea Quintana  photo Mr Luciano M Ojea Quintana He specializes in banking, finance, and M&A. In the banking and finance…
 Guillermo M. Osorio  photo Guillermo M. Osorio He is part of the team that specializes in high profile, complex…
Mr Ricardo A Ostrower  photo Mr Ricardo A Ostrower Ricardo A. Ostrower has been Head of the Litigation and Arbitration Department…
 Andrés O’Farrell  photo Andrés O’Farrell Andrés O’Farrell has become partner of Marval O’Farrell Mairal in 2021. He…
 Javier Patrón  photo Javier Patrón He leads the employment litigation sector and specializes in providing legal support…
Mr Arturo Pera  photo Mr Arturo Pera Arturo Pera joined Marval O’Farrell Mairal in 2016 as Of Counsel in…
 Iván A Poli  photo Iván A Poli Iván Poli specialises in IP law and advises foreign and domestic clients…
Ms Iris V Quadrio  photo Ms Iris V Quadrio Iris V. Quadrio specialises in IP law, with extensive experience advising domestic…
Mrs Barbara V Ramperti  photo Mrs Barbara V Ramperti Bárbara Ramperti specializes in commercial and corporate law. She has advised clients…
 Julio César Rivera (h)  photo Julio César Rivera (h) As a partner of the Litigation & Arbitration department, he specializes in…
Mr Leonardo G Rodriguez  photo Mr Leonardo G Rodriguez Leonardo G. Rodríguez is a mining specialist with more than 15 years’…
Mr Juan Pablo Rothschild  photo Mr Juan Pablo Rothschild His area of expertise is Customs Law, Foreign Trade and Tax Law.…
 Ignacio Sánchez Echagüe  photo Ignacio Sánchez Echagüe He specializes in industrial property and more particularly in patent law, having…
 Gonzalo Santamaría  photo Gonzalo Santamaría Partner since 2021, Gonzalo’s areas of expertise are Administrative and Energy Law…
 María Lorena Schiariti  photo María Lorena Schiariti A specialist in Administrative Law, she has intervened in matters of high…
Mr Roberto Silva Jr  photo Mr Roberto Silva Jr He specializes in corporate, commercial and banking law. Within his area of…
 Hernán Slemenson  photo Hernán Slemenson Hernan Slemenson has participated as legal advisor in a broad range of…
Mr Rodrigo Sola Torino  photo Mr Rodrigo Sola Torino Rodrigo Solá Torino’s practice focuses on advising in labor & employment matters,…
Mr Santiago Soria  photo Mr Santiago Soria Santiago Soria has vast experience in complex commercial litigation, including disputes among…
Mr Enrique M Stile  photo Mr Enrique M Stile He specializes in labor and employment law. His practice in the firm…
 Sergio Tálamo  photo Sergio Tálamo Partner since 2021, Sergio specializes in capital markets and corporate finance. He…
Mr Fernando M Vaquero  photo Mr Fernando M Vaquero Specialises in taxation issues related to M&A, financing, business restructuring, real estate…
Mr Enrique Veramendi  photo Mr Enrique Veramendi He provides advice on public law, economic regulation and administrative contracts to…
 Pablo Viñals Blake  photo Pablo Viñals Blake Pablo Viñals Blake leads the Private Equity, Venture Capital and Agribusiness Groups.…
Mr Facundo Viel Temperley  photo Mr Facundo Viel Temperley A member of the Litigation Department, he specializes in procedural law and…
 Andrés Villarreal  photo Andrés Villarreal Andrés Villarreal has unique experience in mining M&A and the acquisition of…
Mr Santiago del Rio  photo Mr Santiago del Rio Santiago del Rio joined Marval O’Farrell Mairal in 2006 and is a…
Partners : 65
Total lawyers : 277
Total staff : 496