Firm Profile > ADVANT Altana > Paris, France

75 017 PARIS

Construction Tier 1

Altana's team is very experienced and entrusted by many leading French and international engineering companies. The practice advises on the construction of public sector facilities, such as roads, port, waste and hospital facilities and various other infrastructures. It is particularly recommended for its dispute resolution expertise, including arbitration. The firm mainly handles domestic work, but is also active in international matters, for example a major construction matter in Haiti. Christophe LappLouis des Cars and François Muller share the lead of the practice.

Practice head(s):

Louis des Cars; Christophe Lapp; François Muller

Key clients

Bouygues Construction

Vinci Construction



various BOUYGUES and VINCI subsidiaries




Industry focus: Healthcare and life sciences Tier 1

With a strong contentious healthcare practice, Altana is particularly well regarded for product liability class actions, a reputation cemented by having acted on the first action of this kind in France. Experienced in litigation before the civil, administrative and criminal courts, the team also routinely appears before healthcare regulators both domestically and in multi-jurisdictional cases. The practice has further expertise in IP, notably patent law. On the transactional side, the group is retained by several corporates and investors on M&A and joint venture mandates, particularly in emerging markets. Armand Aviges, Jean-Nicolas Soret and Gilles Gaillard. Frank Valentin left the firm in 2021.

Key clients

Bastide le Confort Medical

Biofides – Arc Pharma

CEA (Commissariat à l’Energie atomique et aux énergies alternatives)

Celltrion Healthcare

Edwards Lifesciences

Eurapharma (CFAO Group)

GE Health Care

Laboratoire Synbionyme

laboratoires Vivacy




Safe Orthopaedics



Insurance Tier 2

Altana stands out through its combined transactional and litigation expertise in the insurance sector. The practice's experience ranges from court disputes to arbitration and mediation proceedings on the litigation side to structurings, M&A, antitrust and regulatory matters on the corporate side. With a spectrum that includes industrial risks, product liability matters, distribution matters and assistance with product development,  as well as cybersecurity matters, data protection assistance and experience in the insurtech and fintech sectors, the team is a popular choice for insurers, reinsurers and intermediaries, both French and international. Corporate specialist Gilles Gaillard, dispute resolution specialist Valérie Lafarge-Sarkozy and competition law expert Frédéric Manin are the heads of the team, reflecting the firm's strong cross-practice approach.

Other key lawyers:

Lucie Giret; Julie Rolet; Benjamin Dors

Key clients
















Intellectual property: Trade marks and designs Tier 2

Altana offers a combined litigation and transactional practice, with complex disputes -including infringement, cancellation, opposition and invalidity proceedings- as the team's most visible strength. Experienced practice heads Pierre Lubet and Jean-Guy de Ruffray also excel in the development and implementation of anti-counterfeiting programmes, including assistance with the necessary customs aspects. With additional experience in alternative dispute resolution methods; a proven track record of successful trade mark portfolio management; and a busy audit, licensing and due diligence practice, as well as expertise in domain name-related matters, the group impresses with its comprehensive skill set. It also demonstrates in-depth knowledge of cross-border matters. The firm's other departments, most notably the corporate, tax and white-collar groups bring additional breadth to the practice's remit. Frank Valentin and counsel Charlotte Hébert-Salomon joined DLA Piper in February 2021.

Key clients



Moulin Rouge

Dispute resolution: Commercial litigation Tier 3

Altana has strong litigation know-how and deals with a broad range of disputes, recently growing its already well established client portfolio further by adding several leading French corporations. The team demonstrates strength in corporate and M&A disputes, including several cases related to the Covid-19 outbreak, but it is particularly well known for its strong banking and insurance litigation expertise. The team also manages a busy high-stakes commercial caseload, with matters frequently involving foreign jurisdictions. The additional expertise in mediation proceedings complements the litigation offering well, as does the experience in high-profile product liability cases, for example in the pharmaceutical sector. Valérie Lafarge-Sarkozy and Julien Balensi are the practice heads, with Michel JockeyArmand Aviges and Counsel Benjamin Dors as other key players.

Practice head(s):

Valérie Lafarge-Sarkozy; Julien Balensi

Other key lawyers:

Michel Jockey; Armand Aviges; Benjamin Dors


The lawyers are pragmatic and provide a long-term strategic vision over the files they have had to deal with.’

‘Julien Balensi is a talented lawyer who has mastered the strategic issues of the case and demonstrated pragmatism at the right time.’

Key clients


























Dispute resolution: White-collar crime Tier 3

At Altana, the dedicated team regularly assists leading companies with various fraud and corruption cases. Recently, the firm further diversified its caseload with new mandates dealing with criminal tax, environmental proceedings and cyber attacks. It also has a strong practice defending construction and engineering companies in employment criminal cases. The team recently provided strategic advice to clients on criminal liability during France’s Covid-19 pandemic first lockdown.  Philippe Goossens heads the practice which also includes counsels Laetitia Daage and Gildas Robert.

Practice head(s):

Philippe Goossens

Other key lawyers:

Laetitia Daage; Gildas Robert

Employment Tier 3

Altana's client base includes many leading French and international corporations that entrust their  collective and individual files to the team. The group notably manages several disputes concerning several hundred employees and collective dismissal and bonus payment issues. The practice is also assisting press distributor company Presstalis, which has been put under insolvency proceedings, with the dismissal of some 600 employees. Additionally, the team takes on sensitive individual files, dealing with top executives’ departures and other types of matters such as moral and sexual harassment cases. Mickaël d’Allende and Pierre Lubet are in charge.

Practice head(s):

Mickael d’Allende; Pierre Lubet

Key clients












EU, competition and distribution Tier 3

Well known for its strength in distribution matters, Altana has established itself as a key adviser on contracts and for litigation relating to selective distribution networks. Team members are particularly experienced in competition matters in the insurance and construction sectors, as well as acting on significant (often multi-jurisdictional) merger control matters and antitrust litigation. Jean-Philippe Thibault has extensive experience advising international clients and is currently head of the firm’s Japanese desk. Frédéric Manin is highly regarded, and Marie Hindré works primarily for clients in the energy sector.

Practice head(s):

Jean-Philippe Thibault; Frédéric Manin; Marie Hindré

Key clients




Blizzard entertainment







Guo Pei

Macif – aesio




Sopra Steria

UGI Corporation/Antargaz Finagaz

Vinci Group

Intellectual property: Copyright Tier 3

Altana's copyright practice houses both a transactional and a litigious capability. On the disputes side, the caseload consists of copyright infringement proceedings, contract-related issues, breach of contract and royalty-related litigation, and anti-counterfeiting work. The transactional practice covers the negotiation and drafting of licence agreements, regulatory clearance, audits, and assistance with the preparation of campaigns, products or services before their launch. Pierre Lubet and Jean-Guy de Ruffray co-lead the practice advising a roster on which clients from the entertainment, insurance, technology, publishing and marketing sectors all feature heavily. Frank Valentin and counsel Charlotte Hébert-Salomon joined DLA Piper in February 2021.

Key clients


Amazon Studios

Exacompta – Clairefontaine

Moulin Rouge

Richemont International

Vinci Construction France

Intellectual property: Patents Tier 3

With core areas of expertise in the pharmaceutical, medical device, biotechnology, chemicals, mechanical and electronics sectors, the team at Altana offers strength in both litigation and transactional matters. This breadth ensures a varied caseload and attracts established French and international companies, as well as start-ups. Practice heads Armand Aviges, Pierre Lubet and Jean-Guy de Ruffray assist with a wide range of matters, including infringement and invalidity proceedings as well as preliminary injunctions, and are all experienced in cross-border matters. The group's transactional practice also handles research and development agreements, audits and technology transfers. Frank Valentin joined DLA Piper in February 2021.

Other key lawyers:

Cédric Meiller


‘Efficient team, attentive to our concerns and available.’

‘We usually work with Cédric Meiller and we appreciate his common sense, quality and fine reasoning.’

Industry focus: IT and internet  Tier 4


The team is highly professional and very responsive.

Key clients


Edwards Lifesciences

Linkedin Corporation

Microsoft Corporation


Richemont International Ltd.


Insolvency Tier 4

Altana has a solid and experienced team that is able to deal with all types of matters, including cross-border cases. The firm often acts for shareholders, bondholders, commercial partners and investors, but also occasionally acts for debtors. The firm recently handled a varied caseload, including matters from the manufacturing, press, entertainment and transport industries. The practice also helped several investors presenting asset and company takeover offers, for example when assisting CDQ with the takeover of French press distributor Presstalis, a matter involving the French government. Michel Jockey and Pierre-Gilles Wogue are in charge. Julien Balensi and Mana Rassouli are key contributors.

Practice head(s):

Michel Jockey; Pierre-Gilles Wogue

Other key lawyers:

Julien Balensi; Mana Rassouli

Key clients










Mergers and acquisitions Tier 4

Other key lawyers:

Bruno Nogueiro


Competent team, dynamic and extremely available and of course pleasant. Real à la carte support.

Prompt to understand and agree the mission. Always responding to the requirements in a very short time.

Gilles Gaillard and Julie Rolet were fully committed to the work during our engagement Not only working on the file but also understanding the background.

Perfectly managed team in terms of skills, availability and commitment for acquisition files.

Competent, available, reliable, attentive to your needs and the context in which the operation takes place.

I worked in M&A with Jean-Nicolas Soret who leads discussions and negotiations with serenity and professionalism.

Excellent team, with intimate knowledge of the insurance sector and the social economy. The team also has in-depth knowledge of merger and acquisition techniques and a good knowledge of the administrative workings to negotiate with the ACPR regulator.

‘The lawyers with whom I have worked demonstrate excellent interpersonal skills, a very high level of availability and responsiveness and are truly committed to the client.

Key clients

















Administrative and public law Tier 5


Practice head(s):

Louis des Cars; Christophe Lapp; François Muller

Key clients

Bouygues Group

Vinci Construction

Dispute resolution: International arbitration Tier 5

Practice head(s):

Christophe Lapp

Founded in 2009, ADVANT Altana is an independent law firm with 22 partners and 85 lawyers, and is one of the leading business law firms in France. It offers top-level expertise on both advisory and litigation matters to its clients.

ADVANT Altana is highly regarded for its:

. Technical and strategic expertise in advice and litigation with deep understanding of clients’ constraints, activities and cultures.
. Global view of markets, institutions and administrations, providing with new perspectives and insights.
. True collaborative approach to working alongside clients and partners, through specialised and transversal teams.
. Particular know-how on complex issues in highly regulated sectors such as health and life sciences, insurance and banking, construction, TMT and renewable energy
. Strong emphasis on adding value to clients’ activities and projects.

ADVANT Altana is an active member of numerous influential legal and industry associations around the world, including the International Bar Association (IBA), International Trademark Association (INTA), the American Bar Association (ABA) and INSOL International. In addition, the firm is a founding member of LCLIA, an international alliance dedicated to the construction sector.

Arbitration & Mediation:
3 partners, 7 associates
Drawing on over thirty years of experience, the team has extensive expertise in high-profile, technical administered (ICC, EDF etc.) and ad hoc commercial arbitration as well as related ADR procedures (mediation, DABs) in sectors as varied as infrastructures, pharmaceuticals, real estate, telecommunications, transport, raw materials, gas/petrol and insurance. The team handles arbitration and ADR before all major global bodies.

Business Litigation:
10 partners, 25 associates
Advant Altana is a leading player in litigation and dispute resolution, developing successful litigation strategies for a diverse client base including industrial groups (pharmaceutical, biotech, construction, automobile, energy, high-tech, media, etc.) , insurance, financial institutions and service providers. Our team’s 10 partners and 25 associates are annually recognized among the best strategists of the Paris bar.

3 partners, 6 associates
Advant Altana’s preeminent Construction practice is highly ranked and recognized for its experience with cross-border transactions. The depth and breadth of our practice reflects the dynamic nature of our clients, which include leading global construction firms, and their projects. We advise and represent clients in France and abroad at every point of a construction operation, offering clients multi-disciplinary mastery of their projects and a single contact for project development, contract administration and dispute resolution, providing advice in urban planning, white-collar crime, environmental law, employment law, competition law and corporate law.

Corporate, Mergers & Acquisitions:
4 partners, 6 associates
The team handles complex and innovative domestic and cross-border M&A transactions and delivers strategic, tactical and technical advice to French and international actors of all sizes, listed or private, in their investment, growth and restructuring strategies. With a very international profile (former partners of US firms and associates admitted to the New York Bar), the team is well-known for its ability to handle upper mid-size cross border transactions, both inbound and outbound, in cooperation with foreign independent firms.

Corporate Restructurings:
4 partners, 6 associates
Advant Altana’s Restructuring team handles all legal matters related to complex or specific restructuring situations, as well as those related to corporate and finance crisis situations.  The team  is frequently recognized in various fields of restructuring and special situation activities including: distressed M&A, financial restructuring, operational restructuring, litigation related to corporate, financial and commercial crises, and the restructuring of regulated entities, especially in the financial sector.  We combine expertise in French law with experience in significant cross-border restructuring cases involving private international and local foreign laws.

Employment Law:
2 partners, 6 associates
In litigation as well as transactions, the team provides clients — mainly French and foreign corporations and financial institutions — with pragmatic and innovative business-oriented solutions and advice on day-to-day and strategic employment law issues as well as on complex operations. The team is particularly experienced in employment law issues arising from possible reorganizations, and is recognized for its expertise in collective relations.

EU, Distribution & Competition Law:
3 partners, 5 associates
Guided by three decades of experience, the resolutely international team advises leading foreign groups and their subsidiaries established in France and Europe across various business sectors (healthcare, automotive, defense, energy, insurance, etc.) regarding the rapidly evolving areas of European Union (EU) law, including a full range of competition and distribution issues. Our attorneys handle matters in the following principal categories: EU and French cartel, antitrust, merger control laws and other EU and French competition, liberalization and regulatory issues.

New Technologies & Data Protection:
3 partners, 8 associates
As experienced technicians with a deep understanding of the complexities of IT-related disputes, our New Technologies and Data Protection team advises its French and international clients in all aspects related to their information systems and their security, as well as their IT and Internet activities, corporate social networks and the management and protection of personal data. We also provide innovative services in cyber-security strategies and their associated disputes.

4 partners, 7 associates
Advant Altana’s insurance practice is recognized for its dedicated expertise in insurance and reinsurance, in both litigation and non-litigation matters (EU/ Antitrust, Regulatory, Corporate). Clients include insurers (joint-stock companies, mutuals and provident institutions), reinsurance, intermediaries and any businesses dealing with insurance issues. As part of a modern and reactive team, each member has a clear focus on achieving objectives through flexible methods and team synergies.

Intellectual Property:
3 partners, 8 associates
Advant Altana’s highly regarded team advises its French and foreign clients in all aspects of the protection, valuation and security of their intangible assets. The wide breadth of the team’s activity allows for interventions in multi-disciplinary sectors in issues surrounding employee-inventors, copyrights, digital and neighboring rights and employee creators (particularly in the technology and audiovisual sectors) and the implementation of innovative services. More than half of the team’s clientele is international, including leading American web-based service providers and entertainment conglomerates, international pharmaceutical companies, leading US and Asia-based tech companies, automotive and consumer product manufacturers and insurers

Pharma/Life Sciences:
3 partners, 10 associates
Advant Altana’s multi-disciplinary team includes several practice areas, allowing it to assist a large number of companies and international groups in the pharmaceutical, biotech and medical device sectors. Leading players and pioneers in pharmaceuticals, biotech, chemistry or connected health entrust Altana with the most sensitive transactions and disputes. The team is particularly recognized in product liability, trademark and patent litigation, M&A and strategic operations.

Public Economic Law:
3 partners, 3 associates
The team has outstanding skill in public procurement, routinely handling disputes related to either the award or the performance of public contracts, primarily in the construction and industrial sectors. The team also assists operators on urban planning aspects of their projects and related litigation.

Real Estate:
1 partners, 5 associates
Advant Altana’s team is highly experienced in :

  • Negotiation and drafting of leases, in particular off-plan lease (shops, offices, shopping malls, establishments which can receive the public (ERP), logistical units, classified Installation for the Protection of Environment (ICPE), housing, hotels, etc.), the leasing or lease renewal;
  • Audit of leases and technical documents (co-ownership regulation, internal regulation, the administrative and technical requirement (CPTA), Asbestos Technical Report (DTA));
  • Representation and assistance for lease circle: work distribution, indexation, rent review, lease renewal, sublease, eviction, etc.;
  • Representation and assistance for judicial expertise and claims’ management;
  • Assistance for the restitution of rented premises : works, keys’ return and deposit;
  • Legal advice and drafting of assignment of lease (assignment of tenancy rights with or without business);
  • Litigation for the (i) fixation of rent in renewed lease or (ii) eviction or (iii) expulsion indemnities.

Tax Law:
1 partner, 1 associate
The team is highly experienced in :

  • providing general tax consulting services for both French and overseas clients
  • advising large overseas entities on all aspects of their operations including acquisitions, disposals, domestic and international reorganisations
  • advising on optimising group structures in numerous industries (healthcare, pharmaceuticals, distribution and the service industry)
  • managing tax audit and tax litigation before the French Tax Courts
  • assisting with tax and custom duties cases before the French Tax Courts
  • providing assistance to French tax consolidated companies
  • advising in relation to internal restructures
  • advising on tax implications in cross-border merger operations
  • advising on the management of tax and transfer pricing audits
  • advising companies on the management of intercompany transactions and on transfer pricing documentation requirements
  • advising companies on VAT planning and compliance
  • advising both French and foreign companies on employee incentives, including long term incentive plans

White-collar Crime:
1 partner, 5 associates
The team is highly regarded for expertise in complex white-collar crime proceedings and for thorough representation and accompaniment of major French and international clients at every stage, from prevention to court representation. The team represents and advises clients in all areas of criminal business law, particularly in the financial, industrial and new technologies sectors. The lawyers have recognized expertise in crisis management, compliance, anti-corruption measures and cyber and economic strategy.

Department Name Email Telephone
Arbitration Christophe Lapp +33 (0)1 79 97 93 00
Arbitration François Muller +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Armand Aviges +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Julien Balensi +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Michel Jockey +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Valérie Lafarge-Sarkozy +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Christophe Lapp +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Mana Rassouli +33 (0)1 79 97 93 00
Business Litigation & Contract Negotiation Jean-Philippe Thibault +33 (0)1 79 97 93 00
Cyber Strategy Jean-Guy de Ruffray +33 (0)1 79 97 93 00
Cyber Strategy Philippe Goossens +33 (0)1 79 97 93 00
Cyber Strategy Valérie Lafarge-Sarkozy +33 (0)1 79 97 93 00
Cyber Strategy Pierre Lubet +33 (0)1 79 97 93 00
Construction Law François Muller +33 (0)1 79 97 93 00
Construction Law Louis des Cars +33 (0)1 79 97 93 00
Construction Law Christophe Lapp +33 (0)1 79 97 93 00
Economic and Competition Law Marie Hindré +33 (0)1 79 97 93 00
Economic and Competition Law Frédéric Manin +33 (0)1 79 97 93 00
Economic and Competition Law Jean-Philippe Thibault +33 (0)1 79 97 93 00
Financing Mana Rassouli +33 (0)1 79 97 93 00
Financing Pierre-Gilles Wogue +33 (0)1 79 97 93 00
Mergers and Acquisitions Gilles Gaillard +33 (0)1 79 97 93 00
Mergers and Acquisitions Bruno Nogueiro +33 (0)1 79 97 93 00
Mergers and Acquisitions Fabien Pouchot +33 (0)1 79 97 93 00
Mergers and Acquisitions Jean-Nicolas Soret +33 (0)1 79 97 93 00
Urban Planning Law Louis des Cars +33 (0)1 79 97 93 00
Real Estate Law Amélie Pinçon +33 (0)1 79 97 93 00
White Collar Crime Philippe Goossens +33 (0)1 79 97 93 00
Private Equity Fabien Pouchot +33 (0)1 79 97 93 00
IP & Digital Pierre Lubet +33 (0)1 79 97 93 00
IP & Digital Jean-Guy de Ruffray +33 (0)1 79 97 93 00
IP & Digital Armand Aviges +33 (0)1 79 97 93 00
Information Technology and Data Protection Pierre Lubet +33 (0)1 79 97 93 00
Information Technology and Data Protection Jean-Guy de Ruffray +33 (0)1 79 97 93 00
Public Law François Muller +33 (0)1 79 97 93 00
Public Law Christophe Lapp +33 (0)1 79 97 93 00
Public Law Louis des Cars +33 (0)1 79 97 93 00
Dispute Resolution & Mediation Armand Aviges +33 (0)1 79 97 93 00
Dispute Resolution & Mediation Julien Balensi +33 (0)1 79 97 93 00
Dispute Resolution & Mediation Michel Jockey +33 (0)1 79 97 93 00
Dispute Resolution & Mediation Christophe Lapp +33 (0)1 79 97 93 00
Dispute Resolution & Mediation Mana Rassouli +33 (0)1 79 97 93 00
Employment Law Mickael d'Allende +33 (0)1 79 97 93 00
Employment Law Pierre Lubet +33 (0)1 79 97 93 00
Restructuring Julien Balensi +33 (0)1 79 97 93 00
Restructuring Michel Jockey +33 (0)1 79 97 93 00
Restructuring Mana Rassouli +33 (0)1 79 97 93 00
Restructuring Pierre-Gilles Wogue +33 (0)1 79 97 93 00
Insurance Gilles Gaillard +33 (0)1 79 97 93 00
Insurance Frédéric Manin +33 (0)1 79 97 93 00
Insurance Valérie Lafarge-Sarkozy +33 (0)1 79 97 93 00
Tax Law Philippe de Saint-Bauzel +33 (0)1 79 97 93 00
Photo Name Position Profile
 Armand Aviges  photo Armand Aviges Partner
 Julien Balensi  photo Julien Balensi Partner
 Gilles Gaillard  photo Gilles Gaillard Partner
 Philippe Goossens  photo Philippe Goossens Partner
 Marie Hindré  photo Marie Hindré Partner
 Michel Jockey  photo Michel Jockey Partner
 Valérie Lafarge-Sarkozy  photo Valérie Lafarge-Sarkozy Partner
 Christophe Lapp  photo Christophe Lapp Partner
 Pierre Lubet  photo Pierre Lubet Partner
 Frédéric Manin  photo Frédéric Manin Partner
 François Muller  photo François Muller Partner
 Bruno Nogueiro photo Bruno Nogueiro Partner
 Amélie Pinçon  photo Amélie Pinçon Partner
 Fabien Pouchot  photo Fabien Pouchot Partner
 Mana Rassouli  photo Mana Rassouli Partner
 Jean-Nicolas Soret  photo Jean-Nicolas Soret Partner
 Jean Philippe Thibault  photo Jean Philippe Thibault Partner
 Pierre-Gilles Wogue  photo Pierre-Gilles Wogue Partner
 Jean-Guy de Ruffray  photo Jean-Guy de Ruffray Partner
 Philippe de Saint-Bauzel  photo Philippe de Saint-Bauzel Partner
 Louis des Cars  photo Louis des Cars Partner
 Mickaël d’Allende  photo Mickaël d’Allende Partner
Farsi (Persian)