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Claude-Étienne Armingaud

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Claude-Etienne Armingaud is a partner in the firm’s Paris office and a member of the Commercial Technology & Sourcing practice group. His practice relies on extensive experience in understanding technological and structural processes, which allows for innovative approaches to solidify his client's business models and protect their intangible assets.

He advises clients active in the digital industries, with a particular interest in innovative services and notably Fintech and blockchain-based services, connected cars and automotive sector, data optimization and valuation, notably in the IoT sector.

He has notably been involved in the connected car ecosystem, on R&D projects relating to experimentation of autonomous cars, partnership agreements for the development of in-car connected services and the assistance of value-added service startups for the negotiation of the CNIL/French Data Protection Authority’s compliance package for the connected car. He is a regular speaker about the legal aspects pertaining to the connected car, notably at the Connected Car Conference in Paris and the Connected Mobility Conference in Lille.

He also assists clients with their General Data Protection Regulation (“GDPR”) compliance process, including risk analysis and contractual implementation of data processing services.

Global Approach
Mr. Armingaud's legal experience is anchored on both a French civil law practice and American common law training. He provides his clients with a multicultural approach to their needs, be it for American entities doing business in continental Europe as well as European companies looking to expand their reach.

Start-up Experience
Mr. Armingaud regularly advises start-up companies in matters relating to securing their intellectual property, be it from in-house or external providers or employees, as well as securing their process from the start to ensure a streamlined evolution towards more advanced stages of growth.

Innovative Services Experience
Mr. Armingaud possesses extensive experience in understanding technological and structural processes, which allow for innovative approaches to solidify his client's business models and protect their immaterial assets. This ranges from client and prospect data optimization to enforcing their intellectual properties. He regularly assists service and content providers on both their front and back office matters.

Representative Industries
Mr. Armingaud has worked with companies in a variety of industries, including online services, technology, pharmaceutical and biotechnology, retail and consumer products, videogame publishing and banking.
With this global approach, Mr. Armingaud regularly assists his clients in litigation and regulatory matters at French, European, and international levels on:

  • e-commerce;
  • media & content distribution;
  • data protection & consumer protection;
  • defamation & online reputation;
  • internal & external fraud;
  • counterfeiting & IP infringement;
  • internet liability;
  • advertising, betting & gaming.

Professional Background

Mr. Armingaud was an associate at one of the largest French law firms and more than three years at the Paris office of a U.S. firm. He focused on all aspects of IP/IT law, with an emphasis on interdisciplinary data privacy, online gambling and marketing, international and national technology agreements, dematerialization, cryptography, and IPR portfolio management, as well as banking and regulatory compliance issues (SOX, discovery, Sapin II, etc.).

He also worked at the French Cybercrime Bureau (“OCLCTIC”, Ministry of the Interior).


  • Leaders League - New Technologies – IT & Software - 2017 Ranking of the Top Law Firms (France)
    • "Recommended – Band 2” with Etienne Drouard
  • Leaders League - New Technologies - Internet - 2017 Ranking of the Top Law Firms (France)
    • "Highly Recommended – Band 2” with Etienne Drouard
  • Legal 500 – EMEA - Industry focus: IT, telecoms and the internet 2017 - Band 2:
    • “"K&L Gates LLP advises on sophisticated global and domestic IT projects and is another name to note in very innovative digital projects for major French clients. The seven-lawyer team is also a reference for data privacy matters and is handling an important dispute with the French data regulator regarding the use of cookies. Practice head Etienne Drouard is highly recommended and recently promoted partner Claude-Etienne Armingaud ‘wastes no time and is straight to the point’.”
  • Legal 500 – EMEA - Industry focus: IT, telecoms and the internet 2016 - Band 3:
    • "Headed by Etienne Drouard, K&L Gates LLP’s six-lawyer team assists major companies with digital transformation, outsourcing matters and IT systems integration. It also advises on cutting-edge data protection matters. Altarea-Cogedim Group and Voyages-SNCF.com are clients, as are a number of luxury goods manufacturers and advertising groups. Senior associate Claude-Etienne Armingaud is another name to note."
  • Leaders League - New Technologies - Internet - 2016 Ranking of the Top Law Firms (France)
    • "Highly Recommended” with Etienne Drouard

Professional/Civic Activities

  • Member, American Bar Association
  • Member, New York State Bar Association
  • Member, Cornell Club of Paris
  • French-American Bar Association Paris, Member

Speaking Engagements

  • What effect will disruptive mobility technology and new personal transportation options have on business models and strategies for automotive manufacturers” - The Future of Transportation World Conference, 6 July 2017
  • Sapin II - Organisational Risk and Crisis Management”, K&L Gates Paris Conference, Paris, 15 June 2017
  • What’s Your Wallet: The Privacy & Security of In-Car Payment Systems”, TRUSTe Privacy Risk Summit, San Francisco, 6 June 2017
  • How will the data-driven economy and internet of things fuel the connected car industry and can global compliance be reached?”, Global Manufacturing and Industrialisation Summit, Abu Dhabi, 28 March 2017
  • K&L Gates Addresses Legal Implications of a New World Driven by 4IR Technologies”, Global Manufacturing and Industrialisation Summit – Press Conference, 7 March 2017
  • Conférence Automobile Connectée - La véritable « Privacy by design »,” Journal de l'Automobile, Paris, 2 March 2017
  • Blockchain – Which opportunities lie ahead?,” Association of Corporate Counsel Europe, Paris, 8 December 2016
  • Legal workshop: Future ISP liability,” Internet Service Provider Association UK, London, 24 November 2016
  • Legal Workshop,” Connected Mobility Day, Lilles, 16 November 2016
  • Conférence Automobile Connectée : Table ronde #1 – Produits et services : les tendances de 2016,” Le Journal de l'Automobile, Paris, 16 February 2016
  • L'avocat à l'ère numérique,” FNUJA de Draguignan, 6 March 2015
  • The Digital Lawyer - Online marketing & communication for law firms,” EFB / Conseil National des Barreaux, 30 October 2014
  • Avocat connecté - Connaître son client et se faire connaître en ligne,” Table ronde IREDIC "Quel(s) droit(s) pour les réseaux sociaux ?", Aix-en-Provence, 20 February 2014
  • ISPA Conference 2013: The Internet industry: what lies ahead?,” Internet Service Provider Association – UK, London, 27 November 2013
  • #CQTM démonte le web - All your data are belong to us,” CQTM, 2 July 2013
  • La création dans tous ses états : éclatement des œuvres, matérialisation du virtuel,” 18 June 2013
  • Les Mutations de  L’Œuvre- La création dans tous ses états : éclatement des œuvres, matérialisation du virtuel” – 18 June 2013
  • ISPA Conference '11 - Internet & Society,” Internet Service Provider Association – UK, London, 9 November 2011
  • Advised FactSet, a leading financial data management and analysis software publisher on IP/IT/Privacy aspects, in the acquisition from Aquiline Capital Partners of BISAM Technologies S.A. (USD 205m transaction) (April 2017 - http://lemondedudroit.fr/deals-profession-avocat/226694-kal-gates-conseille-factset.html)
  • Advised Riverside Europe Partners, a global private equity firm focused on making control and non-control investments in growing businesses, on IP aspects, in the sale of HRA Pharma to Astorg and Goldman Sachs (February 2016 - LJA n°295, February 24, 2016)
  • Advised the Orliman Group, orthopedic product manufacturer controlled by the Riverside Co., on IP/IT/Privacy aspects, in the acquisition of the SM Europe Group, a leading designer, developer and distributor of non-invasive therapeutic braces (December 2014 - http://www.lemondedudroit.fr/deals-profession-avocat/198438-kal-gates-conseille-riverside.html)
  • Advised Microsoft Corp. on IP/IT/Privacy aspects, in the acquisition of SyntaxTree, a French software publisher that created the UnityVS plugin for Visual Studio, for the integration between Visual Studio and the Unity gaming engine used by more than two million game developers worldwide (July 2014 - http://www.lawinfrance.com/articles/K-L-Gates-conseille-Microsoft-dans.html?lang=fr)
  • Advised Microsoft Corp. on IP/IT/Privacy aspects, in the acquisition of Capptain, a French software publishing start-up in multi-platform mobile and web analytics and CRM (June 2014 - LJA n°1169, July 7, 2014 - http://www.klgates.com/fr-FR/kl-gates-conseille-microsoft-dans-le-cadre-de-lacquisition-de-la-start-up-francaise-capptain-06-11-2014/)
  • Advised 3D Systems Europe Ltd, a subsidiary of 3D Systems Corp., on IP/IT/Privacy aspects, in its majority share acquisition of Phenix System, a company specialized in the design design, manufacture and sales of proprietary direct metal 3D printers that can print chemically pure fully dense metal and ceramic parts from very fine powders with the granularity of 6 to 9 microns (July 2013 - LJA n°1124, July 22, 2013 - http://www.klgates.com/fr-FR/kl-gates-conseille-3d-systems-europe-dans-le-cadre-de-sa-prise-de-participation-de-81--des-actions-de-phenix-systems-07-16-2013/)