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Thomas De Muynck


(T) +32.2.645.14.11
(F) +32.2.645.14.45


  • Columbia University (LL.M. 2002; Harlan Fiske Stone Scholar); University of Leuven, Belgium (J.D. magna cum laude 1998); Göttingen University, Germany (1997)

Bar Admissions

  • Brussels and New York

Thomas De Muynck heads the Brussels M&A practice and has nearly 20 years of experience in venture capital, private equity, and other corporate transactions. He has extensive experience with Japan-related transactions and start-ups in the biotech and technology sectors. Thomas is listed as a leading M&A lawyer in Chambers Global, Chambers Europe, and The Legal 500.

In 2017, he was lead lawyer on Astellas' €800 million acquisition of biotech company Ogeda and on Hexagon/Intergraph's acquisition of Luciad from GIMV. Recent VC investments include Silverfin (Index Ventures), Anytime (Seventure), Take Eat Easy (Rocket Internet, DN, Piton, and Eight Road), Collibra (Index and Dawn), Textmaster (Alven and Serena), Odoo (XAnge and SRIW), and Selinko.

Thomas worked in Japan for several years and focuses on representing Japanese clients in cross-border acquisitions. He has been involved in projects for the Toyota group, including joint ventures in Europe and South America, and EU acquisitions for Astellas, Bridgestone, and Sumitomo Bakelite. Other Japanese clients include Hino Motors, Konica-Minolta, Pioneer, and Zeon Corporation.

He represents U.S. corporations, including Aleris, Calgon, Cardinal Health, Diebold, MasterCard, PepsiCo, Riverside, and Wabtec, as well as EU clients, such as BNP Paribas, Knauf Insulation, Lagardere Services, SAP, and Total. Belgian representations, in addition to the VC-backed companies listed above, include BASE, Colruyt/Korys, Fortino, RHJI, and Van Hool and a series of VC-backed companies.

He is a member of the Legal & Tax Committee of the Belgium-Japan Association and of the International Bar Association. Thomas has lived and worked in Brussels, Tokyo, and New York.

Honors & Distinctions

  • Clients admire his "very sharp mind and thorough understanding of Japanese clients' expectations" and describe him as "one of the most reliable lawyers ... always gives good advice" and "a real pleasure to deal with" (Chambers)

    "Highly competent," "experienced," and "solution-oriented" (The Legal 500)


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