In Extenso Avocats, a network of French business law firms

In Extenso Avocats (IEA) is a full-service legal network for companies and businesses. As part of the In Extenso group, it can call on multidisciplinary services in a customized response to client needs.  


A national network

1st network of multidisciplinary and interprofessional business law firms in France since its foundation in 2015, In Extenso Avocats supports VSEs, SMEs and public and private decision-makers throughout the country regardless of their sector of activity. 


2015 year of foundation
8 firms in France
50 law
5000 clients


We assist our clients in various areas of law

Support our clients 360° thanks to the complementarity of the business lines present within the In Extenso group: the figure, the law and the consulting expertise (wealth management, mergers and acquisitions consulting, tourism and hospitality consulting, business creation, financing consulting, study and innovation management consulting).



We are committed to you.

Independence, strict respect of the rules relating to professional secrecy and the prohibition of conflicts of interest, attachment to humanistic values and fight against any form of discrimination, are the commitments we make to you and that characterize our network on a daily basis.



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In Extenso Avocats brings together legal advice experts around common values who help companies (VSE, SME, ETI and large groups), associations, foundations, liberal professions, public authorities and more broadly all decision makers, to secure, manage and optimize their activity. Our lawyers also intervene in litigation to ensure the defense of the interests of their clients before the courts and jurisdictions concerned.

Multidisciplinary, In Extenso Avocats helps its clients, all sectors of activity combined in multiple areas of law such as business law, commercial law, tax law, labour law and social protection, real estate and construction law, urban planning and regional planning law, environmental law, public law, intellectual property law including certified expertise in GDPR, family and heritage law and international law. Our lawyers are also recognized as experts in specific sectors of activity such as hospitality, catering, tourism or sports.

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