About Jonas

Jonas advises multinational companies on complex transactions and contentious competition investigations, as well as related dispute resolution. He is a highly regarded international competition lawyer and a recognized leader of the Brussels antitrust bar. Clients value Jonas’ combination of strategic intelligence, leading-edge advice, curiosity, flexibility and deep commercial understanding. He represents clients in a range of industries, with significant experience in the financial services, life sciences, healthcare, telecommunications, software and information technology sectors. 

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Passions

Ski mountaineering

Cycling

History

Experience

BioNTech Announces Global Collaboration Agreement With Bristol Myers Squibb

BioNTech Announces Global Collaboration Agreement With Bristol Myers Squibb

June 3, 2025

Cooley advised BioNTech SE, a global biotechnology company pioneering next-generation immunotherapies, on its global co-development and co-commercialization collaboration agreement with Bristol Myers Squibb for BioNTech’s antibody candidate BNT327. The transaction includes a $1.5 billion upfront payment and $2 billion total in noncontingent anniversary payments through 2028.

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Related contacts

Kenneth Krisko
Partner, Reston
J. Brian Stalter
Special Counsel, New York
John Forrest
Associate, Boston
Arda Can Tekin
Associate, New York
Megan Browdie
Partner, Washington, DC
David Burns
Special Counsel, Washington, DC
Jonas Koponen
Partner, Brussels
Rachel Thorn
Of counsel, New York
Eric Blanchard
Partner, Boston
Christopher Kimball
Partner, Washington, DC
Joe Sandys
Special Counsel, London
Natasha Leskovsek
Of Counsel, Washington, DC
Navya Dasari
Associate, New York
Douglas Lyles
Senior Research Services & Access Analyst

Related Practices & Industries

Life Sciences Corporate Partnering and Licensing
Life Sciences and Healthcare Regulatory
Antitrust and Competition
Capital Markets
CFIUS

Admissions and credentials

Sweden

Brussels, Belgium

Rankings and accolades

Chambers Global and Europe: Competition: EU – Belgium

Who’s Who Legal: Thought Leaders – Competition 

Who’s Who Legal: Global Leader – Competition

The Legal 500 Belgium: Leading Individual – Competition: EU and Global

Memberships and affiliations

Swedish Bar Association

International Bar Association

American Bar Association - Section of Antitrust Law

European Competition Lawyers Forum

[A]n excellent advocate who is able to take detailed arguments and put them into a format that is simple and compelling.

Chambers and Partners Global Guide 2022