
Antitrust & Competition
Corporate M&A
Healthcare & Life Sciences
David Tayar is a Partner at Clifford Chance in Paris, specializing in Antitrust and Competition law. With extensive experience in handling complex merger control investigations, David advises clients on restrictive arrangements and monopolization cases before European and French competition authorities. His practice also includes coordinating multijurisdictional filings. David has worked with notable clients such as Crédit Agricole and Merck, providing strategic legal counsel in high-stakes transactions. He holds a Masters in Business Law and Anglo-American Law from Université PARIS X, an LL.M in European Community Law from the London School of Economics, and a Postgraduate degree in Private Law from Université PARIS I.
M&A and Corporate Transactions
Investment and Funds
Technology and Joint Ventures


- Theon International (THEON) acquired the target/assets from Groupe HLD in a acquisition on not available. - Deal value was 3700000000 Sector: Defense; Location: Europe. - On the acquirer side, not available advised, led by Aline Cardin, Avrohom Gelber, David Tayar, George Hacket, Gilles Lebreton, Han Teerink, Karalyn Mildorf, Marc Besen, Michiel Sunderman, Renee Latour.
Dec 18 2025
4B
M&A

Partner
2017 – Unknown

Lawyer - Partner
2006 – 2017

Associate
2002 – 2006

- Theon International Plc (THEON) acquired the target/assets from HLD Europe SCA, Invest Prince Henri SCA and Invest Gamma Sarl in an acquisition. - Deal value was 295570000 Sector: Electro-Optical Technology; Location: Europe. - On the acquirer side, legal advice was provided by a team including Gilles Lebreton, Aline Cardin, Katerina Drakoularakou, George Hacket, Andrei Manea, David Tayar, Hendrik Coppoolse, Marlen Pezzetta.
Oct 15 2025
296M
M&A
1 min
Associate
1998 – 2002