Atty. Stéphane Perrin
A member of the Paris Bar since 1989, Stéphane PERRIN graduated from the Faculties of Law of PARIS XI and PARIS II Universities, where he gained a DEA postgraduate qualification in Intellectual Property. He also graduated from PARIS II Faculty of Law’s Institute of Legal Studies.
Information Technology Law & More Attorney
Profile Summary
About Stéphane Perrin at a Glance
Stéphane Perrin is a litigation and internet attorney, practicing at Delsol Avocats. Recognitions include Best Lawyers in America — Information Technology Law (2026) and Best Lawyers in America — Litigation (2026).
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About Stéphane Perrin
A member of the Paris Bar since 1989, Stéphane PERRIN graduated from the Faculties of Law of PARIS XI and PARIS II Universities, where he gained a DEA postgraduate qualification in Intellectual Property. He also graduated from PARIS II Faculty of Law’s Institute of Legal Studies.
He began his career within the law firms DS Avocats (PARIS) and DUBARRY, SERVAN-SCHREIBER & WEIL (PARIS then BRUSSELS), then as a partner in SCP FLAMBARD & Associés, before creating his own structure (1997–2004). He merged with NGO, MIGUERES & Associés in 2005, where he remained a partner until the founders separated in 2010.He joined DELSOL Avocats in January 2011.
Stéphane PERRIN is co-head of the PARIS office’s Business litigation Department.
He has developed recognized expertise in conflict, pre-litigious or litigious situations relating to :
- economic law : restrictive competition and anticompetition practices, unfair or parasitic competition, pricing and sales promotion practices, etc.
- commercial contract, sale and distribution law
- product liability law for manufacturing companies
- intellectual property and modern technology : copyright infringement, violation of trademarks, designs and models, rights to domain names, software, etc.
He works more particularly on behalf of French and international companies in the chemical, agrochemical and health sectors.
He was a lecturer in private law at PARIS XI and PARIS II Universities and works regularly with major titles in the French economic or specialist press.
Stéphane PERRIN was elected by his peers as one of the Lawyers of the Year 2023 in « Litigation » by Best Lawyers (in partnership with Les Echos).
Practice Areas Explained
Stéphane Perrin's Areas of Legal Practice
Each practice area below reflects the types of cases Stéphane Perrin handles, with a practical overview of what that area of law involves and how it may apply to your situation.
Civil Litigation
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Stéphane Perrin is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys →
Internet & Cyber Law
Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.
Stéphane Perrin is one of 17,826 internet attorneys indexed nationally. Browse internet attorneys →
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Professional Profile
Why Clients in Your Area Choose Stéphane Perrin
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Stéphane Perrin's practice in the field of litigation and internet.
Broad Practice Area Coverage
Covering litigation and internet, Stéphane Perrin can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Transparent Client Communication
Clients consistently note that understanding what is happening in their case — and why — is as important as the outcome itself. Stéphane Perrin maintains clear, timely communication throughout every matter.
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