Thumbs upLive

Clients are currently raving about this firm’s Billing Transparency in Corporate/Commercial

View Firm Profile

Hydrocarbons in Peru

Barrios & Fuentes, Abogados

Barrios & Fuentes, Abogados has a long-established reputation in the hydrocarbons industry, providing a full suite of legal services to domestic and international players operating in both upstream and downstream oil-and-gas sectors. Specifically, advice includes corporate and M&A, environmental and regulatory, public law, mediation and contractual matters, such as farmout agreements, joint-operation agreements and accounting procedures, among other matters. With a mighty 12 partners, the firm fields one of the largest teams in the market, led by the very well-known and experienced Germán Barrios, who takes the lead on the majority of high-stakes matters. He is assisted as co-head of the practice by Renzo Roberti, who likewise takes charge on many key matters, while partner Liliana Callirgos is also an integral member of the team.

Practice head(s):

German Barrios; Renzo Roberti

Work highlights

  • Acting for a domestic oil company on all legal matters related to its high-value exploration in a particular Block, including environmental, regulatory, corporate, financial and negotiations with native communities.
  • Advising a global oil and gas company on environmental and regulatory matters concerning the exploration activities in a high-value off-shore block.  
  • Advising an international engineering company on environmental and regulatory matters connected to projects in the oil and gas industry.

CMS Grau

Dominant locally and globally in the oil and gas arena, CMS Grau advises major IOCs, NOCs and service providers on their Peruvian and regional activities, be it exploration, production, gas transmission and distribution, or refining. The impressive and extensive client roster includes Shell Operaciones Perú, BP Exploration Operating Company, Enagás Internacional and Petroperú, recently advising the latter on negotiation with Perupetro regarding the on-shore exploitation contract of Block 192, Peru’s highest oil-producing block, as well as other exploitation opportunities. A line-up of three seasoned partners includes co-heads of the practice Carlos Hamann and Augusto Astorga, who bring additional arbitration and commercial-contracts expertise, respectively, to the practice; and Ramón Huapaya, a public services regulation, concessions and infrastructure specialist. A five-strong associate team includes Jesús Abanto, who previously worked at energy regulator OSINERGMIN.

Practice head(s):

Carlos Hamann; Augusto Astorga


It is our leading firm in this area and we are very satisfied with the service. It stands out from the rest for the experience and certainty of the issues handled by the main partners. The quality of work and timely response to emergencies are also an important reliability factor.’

Quality, expert knowledge and experience with the guarantee of knowing that a partner is really in charge and fully involved in our issues. In our case, Carlos Hamann is the direct contact. Ramon Huapaya, from his expert knowledge of administrative law, provides the necessary support to address the complexities of the administrative fabric of Peru and successfully overcome it.

They are specialised lawyers with a lot of experience in energy and administrative law.’

Augusto Astorga has extensive experience in hydrocarbon projects; Ramon Huapaya for administrative law.’

The energy team at Grau in Peru is highly competent, both in technical-legal performance and in relation to Peruvian stakeholders.’

Carlos Hamann and Jesus Avanto are extraordinary lawyers, very aware of the concerns of their clients.’

The practice of the hydrocarbons and natural resources team of CMS Grau is the best in the market. We work with attorney Augusto Astorga, who is a partner of the firm and has full knowledge of all stages of the production, transportation and distribution industry. In addition, due to years of experience in providing advice to the main companies in the sector, it maintains a historical knowledge of how each antecedent was negotiated. The team that supports Augusto also demonstrates knowledge of the subject and provides timely and complete attention to any queries that we may formulate.’

In the first place we can mention Augusto Astorga, whose capacities in regulatory knowledge of the hydrocarbons sector distinguishes him from other lawyers in the market, since he not only knows the sectorial regulations, but also knows the state agencies involved and has a extensive knowledge of current civil law, which is applied to sectorial problems with skill.’

Key clients

Enagás Internacional

BP Exploration Operating Company

Petróleos del Perú (Petropetrú)

Schlumberger del Perú

Tullow Oil

Baker Hughes International Operations

Shell Operaciones Perú

SCDM Energy

CNPC Peru (Chinese NOC subsidiary)

Pluspetrol Perú Corporation

Peru LNG  (Hunt Oil operated)

Transportadora de Gas del Perú

Repsol – Refinería la Pampilla


International Naval Surveys Bureau – INSB Class

Graña y Montero Petrolera (GMP)

Consorcio Terminales/Terminales del Perú (GMP + Oiltanking)

Savia Perú (KNOC & Ecopetrol)

Compañía Operadora de Gas del Amazonas – COGA

Olympic Peru Inc (sucursal del Perú)

Petrolera Monterrico

T-Rex Engineering & Construction

Gases del Norte del Perú  (GASNORP)

SK Innovation (sucursal Peruana)

Okra Energy

Repsol Exploración (sucursal del Perú)


Work highlights

  • Advised Petroperú on the negotiation with Perupetro regarding the on-shore exploitation contract of Block 192, Peru’s highest oil-producing block, and in the process of taking over the 100% participating interest in Block 64 license contract after the current operator, Geopark, served a withdrawal notice in July 2020.
  • Assisted Compañía Operadora de Gas – COGA to draft, tender and subscribe to a major agreement for pipeline maintenance and response to operational emergencies that was awarded to a consortium conformed by Stork and SICIM.
  • Advising Norwegian financial services company Pareto Securities on structuring an international bond issue for Canadian petroleum company Petrotal Corp, whose principal activities are located at Block 95 and are carried out through its Peruvian subsidiary, Petrotal Peru.

Rodrigo, Elías & Medrano – Abogados

A truly comprehensive practice at Rodrigo, Elías & Medrano – Abogados guides clients on all aspects of the industry, including upstream, midstream and downstream activities, from project management and contractual matters through to disputes with regulators and environmental issues. Consequently, it ranks global oil majors among its clients, such as Shell GNL Peru, Exxon Mobil Corporation, Promigas and China National Petroleum Company. Jorge Pérez-Taiman co-leads the practice and is a market leader, noted for his international experience. He recently led advice to Gases del Norte del Perú on the negotiation of a natural gas distribution agreement with Petroperu’s new $500m Talara Refinery in northern Peru, currently under construction. Fellow co-head of the practice Jenny Caldas is also very experienced in this sector, particularly on the regulatory and administrative side, while senior associate Carolina Noriega also co-leads the team. Former senior associate Eduardo Ramos left the firm.

Practice head(s):

Jorge Pérez Taiman; Jenny Caldas; Carolina Noriega


The strongest and most solid hydrocarbons team in the country. They know the fuel market perfectly.

The experience of their lawyers is the best asset they have, since their hydrocarbons team is the most solid and respected in the country.’


Key clients

Mitsui & Co Peru

Shell GNL Peru

Exxon Mobil Corporation

Pluspetrol Peru Corporation

GeoPark Perú


Gases del Norte del Perú

Gases del Pacífico

China National Petroleum Company

Cobra Oil & Gas

Work highlights

  • Acting for Gases del Norte del Perú in the negotiation of a natural gas distribution agreement with Petroperu’s new, $500m Talara Refinery in northern Peru, currently under construction.
  • Advised Gases del Norte del Perú on the purchase of a 16.2km gas pipeline from ENEL Generación Piura, which connects a natural gas gathering facility operated by ENEL in Pariñas with Petroperu’s Talara Refinery.
  • Advised Aptim Perú during a successful bidding round called by Petróleos del Perú for the provision of key maintenance and replacement services to the Talara Refinery.

Vizquerra Córdova & Gálvez Abodados

The only oil-and-gas boutique in this ranking, Vizquerra Córdova & Gálvez Abodados excels in the field, attracting upstream and downstream companies from around the world as clients. The two lead partners, Carlos Raul Vizquerra and Luis Enrique Córdova are both highly-respected specialists in the sector and are consistently praised by clients for their hands-on approach, taking the reins on all key matters. Despite its boutique status, the firm is able to service a comprehensive range of clients' needs, from transactions and regulatory issues to labour, tax and environmental law. The firm has been particularly busy during the past year renegotiating exploratory and other agreements. It acted for Canada's PetroTal Perú on the negotiation of arrangements entered into with Petróleos del Perú to restructure its liability in relation to the recent oil-price movements.

Practice head(s):

Carlos Raúl Vizquerra; Luis Enrique Córdova


Carlos Raúl Vizquerra and Luis Córdova make up an excellent advisory team on hydrocarbon matters. They have excellent relationships in the sector and have a very good management of the applicable legal apparatus, of what is happening in the industry and of the solutions/management that the various contractors in the sector are applying to legal and negotiation issues. They are efficient and fast in their responses, with a high level of analysis, detail and criticality.’

Excellent performance by Carlos Raúl Vizquerra and Luis Enrique Córdova. Their advice and support is a plus for companies in the sector.’

Specialisation in the hydrocarbons sector, many years of experience, excellent analysis and legal support on topics that are very complex and sensitive. It is still difficult to find other firms with similar know-how.’

We principally work with Carlos Vizquerra and Luis Cordova. Their backgrounds and expertise complement each other very well. Excellent organisation and their legal support is invaluable for decision making.’

Easy access to senior partners. Knowledge of the market, the industry, the challenges of the company. Very professional.’

Carlos Raul Vizquerra and Luis Cordova are very professional and practical. They are always available to provide solutions in the required times.’

The firm provides its legal services in perfect sync with the objectives and times of the client, always delivering a product of excellent quality. The law firm places itself in the position of the client, facilitating the transfer of the service sought, the objectives and deliverables thanks to its experience in the sector and empathy with the client. Likewise, thanks to his broad vision of the assignments that are carried out, they will be able to show views that the company may have lost sight of, also generating added value to any transaction.’

Carlos Raúl Vizquerra: as well as a great lawyer he is an excellent communicator, mediator and negotiator. He works closely with the company on all the details of a transaction. Luis Córdova: a very creative attorney, full of resources. It is very stimulating to incorporate him into a work team on large projects.

Key clients

Anadarko Petroleum Corporation


Gold Oil Peru

Hunt Oil Company Of Peru Sucursal Del Perú

Perú LNG

Petrovietnam Exploration Production Corporation

PetroTal Perú

Pitkin Petroleum Perú Z-38

SK Innovation Co

Sonatrach Perú Corporation

Work highlights

  • Advised Canada’s PetroTal Perú on the negotiation of arrangements entered into with Petróleos del Perú to restructure PetroTal Perú’s liability in relation to recent oil-price movements
  • Assisted a hydrocarbon exploratory company from the USA obtain an extension of the first period of the exploration phase in each of the licence contracts signed in Peru.
  • Advising a A UK-headquartered oil-and-gas company on a legal evaluation of its rights under the terms and conditions of the joint operating agreement and the farm-in agreement signed with another hydrocarbon company when transferring part of its participating interest in a block.

Estudio Echecopar member firm of Baker McKenzie International

Estudio Echecopar member firm of Baker McKenzie International advises the entire value chain of the hydrocarbons market, from upstream to downstream, and acts for a broad array of industry participants. These include domestic hydrocarbon company Perupetro, national development bank COFIDE and distributor Corporación Primax. The firm leverages of its tier one public law practice, under the pre-eminent Jorge Danós, to advise on state-related issues which are integral to the industry. Indeed, the team as a whole draws upon multidisciplinary expertise from across the firm and is co-led by natural resources partner Valentin Paniagua. Other key advisers include: Inés Vázquez (power), Maria del Carmen Tovar (regulatory) and associate Gino Garamendi (natural resources).

Practice head(s):

Jorge Danos; Valentin Paniagua


Experience and expert knowledge of the energy and hydrocarbons sector.’

Jorge Danos is a national benchmark in administrative matters, whose publications are used by the administration itself to make its decisions.’

Its strongest attribute is Its mindset.’

Gino Garamendi is that kind of lawyer who can anticipate the questions that the client has and hence, he brings those answers that are not even laid out on the table, which allow us to take the best decision based not only from the legal side but also from the commercial one with its corresponding risk analysis.’

To have professionals who have worked in the sector, not only as external consultants, is a highlight.

Excellent interpersonal skills that help understand needs and solve problems quickly. Gino Garamendi stands out.’

Key clients


Corporación Financiera de Desarrollo (COFIDE)

Corporación Primax

Derco Perú

Mincom Soluciones Ambientales  – Corporación Andina del Gas Peru

Corporación Peruana de Productos Químicos

Woodside Energy (Peru)

Petrobras de Valores Internacional de España

Olympic Peru


Work highlights

  • Advising Perupetro on the termination of Maple’s licence agreements (Blocks 31-B/D and 31-C).
  • Providing COFIDE with open advisory under retainer fee regarding the trust -INFOGAS- that  COFIDE manages by law and which gathers and processes the information from all agents in the national, natural-gas-for-vehicles (GNV) market.
  • Acting for Corporación Primax on potential claims against Petroperú regarding their exclusive supply agreement as well as the evaluation of Primax’s situation in such agreement.

LQG Energy & Mining Consulting

LQG Energy & Mining Consulting provides a 360º service to the industry, advising market participants on the full realm of professional advice for major projects, namely legal, engineering, economic and environmental. The unique offering attracts both a domestic and international client base of oil and gas exploration and exploitation companies, constructors, distributors and logistics companies, among others. On the legal side, very experienced professionals Carlos Gomero and Anthony Laub are high profile advisers, and lead a small but experienced team who advise on transactions, financing, contractual matters, regulatory and administrative issues, real estate and disputes.

Miranda & Amado

Miranda & Amado impresses with strength in multiple practice areas pertinent to the oil and gas sector: infrastructure, transactions, commercial, regulatory and dispute resolution, and fields leading lawyers in each discipline. The diversity of the practice is conveyed by recent work matters: acting for Korean energy company SK Innovation in a potential dispute with the Peruvian State regarding its investments in the Amazon basin; and representing Petróleos del Perú (Petroperú) on the development and financing of the $4.7bn Talara crude oil refinery project. The practice is led by infrastructure, energy and natural resources partner Luis Marcelo De-Bernardis and environmental head Alberto Delgado.

Practice head(s):

Luis Marcelo De-Bernardis; Alberto Delgado V.


Miranda & Amado is very good. It has a practice of extensive topics and is very good quality.’

A great quality is their availability and good disposition. César Ramirez is excellent and Marifé Martinelli is very good.’

Personalised, professional treatment, as well as intimate knowledge of the laws and business and political environment of Peru, and knowledge of international laws.

Customer focus and international and local expertise.’

I would highlight the energy area led by Marifé Martinelli, the attention to the various topics that we have assigned to it. Always with a timely dedication, they have managed to maintain a level of care that gives us confidence in the management of our cases.’

The availability for attending to our cases despite having a high number of processes stands out; they have managed to attend to all of them with an adequate level of quality. For this reason, I highlight the great level of attention provided by Marifé Martinelli.’

Key clients

CNPC International


Transportadora de Gas del Perú

Petróleos del Perú (Petroperú)


BPZ Exploración y Producción

Gas Natural de Lima y Callao (Cálidda)

Peru LNG


Korea National Oil Company


Sterling Resources

Olympic Peru


Work highlights

  • Advising Petróleos del Perú on the development and financing of the Talara crude oil refinery project for the modernisation and expansion of the refinery, worth $4.7bn.
  • Advising Colombian oil company Ecopetrol and South Korean counterpart Korea National Oil on the sale of Offshore International Group (OIG) – which operates oil fields in Peru purchased over a decade ago for $900m – to US investor De Jong Capital.
  • Representing Korean energy company SK Innovation in a potentional treaty claim against the Republic of Peru for blocking the billion-dollar sale of its gas investments in  the Amazon basin.

Muñiz, Olaya, Meléndez, Castro, Ono & Herrera Abogados

An impressive bank of clients at Muñiz, Olaya, Meléndez, Castro, Ono & Herrera Abogados includes Total, China National Petroleum Corporation and Grupo Energía Bogotá / Gas Natural De Lima Y Callao (Cálidda), demonstrating a broad practice across both the oil and gas industries. Energy and natural resources partner Daniel Palomino leads on the vast majority of matters, with input from regulatory associate Tony Bustamante, while multidisciplinary support from across the firm is utilised where needed, such as in transactions, disputes and financing within the sector. SA Exploration Holdings, A.P. Moller Maersk/APM Terminals and BASF are all recent client gains.

Practice head(s):

Daniel Palomino

Key clients

Grupo Energía Bogotá/Gas Natural De Lima Y Callao (Cálidda)

Compañia Operadora De Gas (COGA)

SA Exploration Holdings / SA Exploration Peru


Orica / Orica Mining Services

China Road And Bridge Corporation (CRBC)

Dominion Steelcon/Dominion Peru Soluciones Y Servicios

A.P. Moller Maersk/APM Terminals


Valero Energy Corporation / Valero Peru

China National Petroleum Corporation / CNPC Peru

BPZ Energy / BPZ Exploración & Producción

Occidental Petroleum

GTM Chemicals / Corporación GTM Del Peru

Owens Illinois

Corporacion Primax



Salaverry Terminal Internacional

Tecnologica De Alimentos (TASA)

Work highlights

  • Providing ongoing advice to Valero Energy Corporation on a wide variety of affairs related to the hydrocarbons downstream market, including representing Valero’s interests in several administrative procedures before the Ministry of Energy and Mines and OSINERGMIN in order to modify its supply plant.
  • Acted for Corporacion Primax on the formalisation of its merger with Peruana de Combustibles before OSINERGMIN, in order to update the hydrocarbons records required to operate.
  • Advised Total Peru on a significant administrative sanctioning procedure before the Supervisory Body for Private Investment in Energy and Mines – OSINERGMIN.

García Sayán Abogados

García Sayán Abogados has a solid practice and track record advising on the procurement and operation of oil-and-gas activities. More specifically, recent work includes licence contracts with the Government, corporate transactions, analysis of ownership titles, involvement with local communities and the impact on the environment, among other matters. The team acted for both Graña y Montero Petrolera and Cepsa Peruana on environmental matters this year, demonstrating the firm's high-calibre client-base. The versatile Alberto Varillas leads the practice, bringing valuable labour law and infrastructure capability to the team. Associate Samantha Boy has a noteworthy focus on this sector and advises on environmental and administrative law.

Practice head(s):

Alberto Varillas

Key clients

Savia Peru

Burlington Resources / Conoco Phillips

Frontera Energy Del Perú (formerly Pacific Stratus Energy Del Perú)

Graña y Montero Petrolera

Pluspetrol Peru Corporation

Geopark Peru

Procesadora De Gas Pariñas

Cepsa Peru

China National Petroleum Company

Sapet Development Peru

Schlumberg Del Peru

Baker Hughes

Stork Peru

Aguaytia Energy Del Peru

Siemens Energy

Work highlights

  • Conducted an environmental audit on behalf of Graña y Montero Petrolera regarding environmental obligations for the closure, decontamination and abandonment of a hydrocarbons’ lot, and assistance with the approval of the abandonment plan, submitted to the environmental hydrocarbons authority.
  • Advised Cepsa Peruana on an administrative fine imposed by the Environmental Enforcement Agency (OEFA) regarding different alleged infractions to the environmental legal framework; estimated amount of the fine is $197,000.
  • Advised Procesadora de Gas Pariñas on an analysis and update of the Environmental and Health and Safety Legal Matrix – with all the environmental and health and safety obligations issued by the Peruvian government applicable to the activities carried out by the company.

Santiváñez Abogados

Energy boutique and star electricity firm Santiváñez Abogados is expanding its hydrocarbons practice, attracting petroleum wholesaler Numay and Latin American multinational Grupo Energía Bogotá as new clients during the past year. Senior associate Luigi Rossini has a specialist oil-and-gas focus, advising primarily on regulatory and administrative matters, project development and disputes. He is guided at partner level by the firm's market-leading power team: Fidel Rocha, Roberto Santivañez and Paul Sumar. Sumar continues to lead advice to the State's investment promotion agency, ProInversión, on a natural gas massification project for the distribution of natural gas by pipeline.

Practice head(s):

Fidel Rocha; Roberto Santiváñez; Paul Súmar


In addition to being lawyers with extensive regulatory knowledge, they are experienced in the hydrocarbon sector. They have the initiative to propose solutions or improvements to the client’s legal strategy, which allows managing various decision alternatives within the scope of the business with greater confidence.’

Our main advisers are [Roberto] Santiváñez and Luigi Rossini. From the beginning of the commercial relationship with our company, both showed us their skills, such as handling the norms, empathy and their own initiative in the face of any new project that we present to them; they always give us their comments on improvement for its feasibility and implementation.’

‘Knowledge of the matters consulted, immediate availability to attend to orders, excellent treatment.’

Luigi Rossini stands out.’

Key clients

Agencia de Promoción de la Inversión Privada (ProInversión)

Gaz Et L’Energie

SDF Energía

Cerámica San Lorenzo

Olympic Perú

Unión Andina de Cementos

Productos Tissue del Perú (Softys Peru)



Grupo Energía Bogotá ESP

Inmuebles Panamericana (Megaplaza)

Electro Dunas

Shell del Perú

Work highlights

  • Advised Government investment promotion agency ProInversión on a natural gas massification project for the distribution of natural gas by pipelines in the regions of Apurímac, Ayacucho, Cusco, Huancavelica, Junín, Puno and Ucayali; project value, $200m.
  • Advised Gaz Et L’Energie on the structuring of gas procurement and the negotiation of gas supply agreements and project development for CT Humay (Combine cycle gas generation plant) located in Ica, Peru (565 MW), with a total value of gas contracts $500m to $600m.
  • Acted for Olympic Perú on the structuring of commercial schemes for the supply of natural gas in the department of Piura, preparation of natural gas supply contracts with various clients and consulting on gas regulation.