About Christopher

Chris is chair of Cooley’s Committee on Foreign Investment in the United States (CFIUS), trade controls, and government contracts practice, and he advises companies and investors – large and small, US and international – on the regulatory and practical complexities of foreign investments in the US and of doing business with US government customers.

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Experience

Hello Group Acquires Happn

Hello Group Acquires Happn

September 24, 2025

Cooley advised Hello Group, a leading player in Asia’s online social networking space, on its acquisition of Happn, a French location-based social search mobile and web application that enables users to connect with others based on their proximity and interests.

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Related contacts

Yilin Xu
Partner, Beijing
Will Cai
Partner, Hong Kong
Ruomu Li
Partner, Shanghai
Michael Shen
Special Counsel, Shanghai
Lunga Su
Associate, Shanghai
Bartholomäus Regenhardt
Associate, Brussels
Patrick Van Eecke
Partner, Brussels
Charles Haley
Partner, Palo Alto
Xander Lee
Partner, Santa Monica
Hardy Zhou
Associate, New York
Athina Gaki
Associate, Brussels
Julie Paulino Montejo
Associate, New York
Len Jacoby
Partner, New York
Christopher Kimball
Partner, Washington, DC
John Paul Oleksiuk
Partner, New York
Sharon Connaughton
Special Counsel, Washington, DC
Dillon Martinson
Special Counsel, Washington, DC
Yi Jia Ng
Special Counsel, Singapore
Anna Caro
Associate, London
Michael Pelle
Associate, New York
Harvey Yao
Associate, Hong Kong
Veronica Cortes
Paralegal Specialist, New York

Related Practices & Industries

Emerging Companies
Mergers and Acquisitions
Technology Transactions
Technology
Internet and Social Media
Asia
Cyber/Data/Privacy
Capital Markets
Antitrust and Competition
Tax
Trademark, Copyright and Advertising
CFIUS

Cooley Advises PrizePicks on Sale to Allwyn for up to $4.15 Billion

Cooley Advises PrizePicks on Sale to Allwyn for up to $4.15 Billion

September 22, 2025

Cooley advised PrizePicks, the largest daily fantasy sports operator in North America, on its definitive agreement for Allwyn International to acquire a majority stake in PrizePicks.

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Related contacts

Kevin Cooper
Partner, New York
Mike Lincoln
Vice Chair, Reston
Vicky Kandabarow
Associate, Washington, DC
Eileen Marshall
Partner, Washington, DC
Paula Fleckenstein
Associate, Reston
Sarah Buchik
Associate, New York
Dennis F. Craig II
Associate, Washington, DC
Edward Sniezek
Associate, Reston
Asal Yunusov
Associate, New York
Mariam Kamal
Associate, New York
Philip Bowman
Partner, New York
Megan Browdie
Partner, Washington, DC
Helenanne Connolly
Partner, Reston
Christopher Kimball
Partner, Washington, DC
Adam J. Longenbach
Partner, New York
Kristen Mathews
Partner, New York
Ryan Montgomery
Partner, Boston
Stella Sarma
Partner, Brussels
Matthew Schwee
Partner, Reston
Michael Tollini
Partner, Washington, DC
David Walsh
Senior Counsel, Reston
Stacey A. Bradford
Special Counsel, Washington, DC
Julia R. Brinton
Special Counsel, Washington, DC
Andrew Epstein
Special Counsel, Seattle
Jeff Goldman
Special Counsel, Palo Alto
Kimberly Nguyen
Special Counsel, Reston
Rebecca Ross
Special Counsel, Washington, DC
Mark Cornillez-Ty
Associate, Los Angeles
David Dalton
Associate, Santa Monica
Mari Dugas
Associate, Washington, DC
Athina Gaki
Associate, Brussels
Virat Gupta
Associate, Washington, DC
Bomin Kim
Associate, New York
Alexandra Leavy
Associate, New York
Pat O'Connell
Associate, New York
Shaun (Tianjie) Wang
Associate, New York
Patricia Myers
Paralegal Specialist, Colorado
Brian Mitchell
Transactional Quantitative Analyst, San Diego

Related Practices & Industries

Mergers and Acquisitions
Compensation and Benefits
Emerging Companies
Tax
Labor and Employment
Antitrust and Competition
Technology Transactions
Cyber/Data/Privacy
Debt Finance
Sports+

Mabwell Bioscience Announces Formation of Kalexo Bio With Aditum Bio

Mabwell Bioscience Announces Formation of Kalexo Bio With Aditum Bio

September 17, 2025

Cooley advised Mabwell Bioscience, an innovation-driven biopharmaceutical company with capabilities spanning the entire pharmaceutical value chain, on its exclusive license agreement with Aditum Bio to launch Kalexo Bio, a new company formed in conjunction with an exclusive global license agreement to develop 2MW7141, a novel dual-target small interfering RNA (siRNA) candidate for lipid management in patients with dyslipidemia and for the prevention of high-risk atherosclerotic cardiovascular disease events.

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Related contacts

Charity Williams
Partner, San Diego
Freddy Yip
Associate, Hong Kong
Ken Rollins
Partner in Charge – San Diego, San Diego
Brett Dovman
Associate, San Diego
Jeffrey J. Tolin
Partner, New York
Amanda Pacheco
Associate, Palo Alto
Andrew Epstein
Special Counsel, Seattle
Zhijing Yu
Associate, Singapore
Christopher Kimball
Partner, Washington, DC
David Burns
Special Counsel, Washington, DC
Robert Eisenbach
Of Counsel, San Francisco
Rachel Thorn
Of counsel, New York
Natasha Leskovsek
Of Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC

Related Practices & Industries

Life Sciences Corporate Partnering and Licensing
Life Sciences
Healthcare
Emerging Companies
Tax
Cyber/Data/Privacy
Antitrust and Competition
CFIUS
Business Restructuring
Commercial Litigation
Life Sciences and Healthcare Regulatory
Export Controls and Economic Sanctions
CooleyREG

Dualitas Therapeutics Launches With $65 Million Series A

Dualitas Therapeutics Launches With $65 Million Series A

September 16, 2025

Cooley advised Dualitas, a biotechnology company pioneering next-generation bispecific antibody therapies for immunology and inflammation, on its $65 million Series A financing, to advance a portfolio of next-generation bispecific antibodies, including lead programs DTX-103 in allergic disease and DTX-102 for autoimmune disease, and to accelerate the development of Dualitas’ proprietary DualScreen BsAb discovery engine.

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Related contacts

Sara Semnani
Partner, Santa Monica
Noel Ripberger-Scheick
Associate, Palo Alto
Sam Thompson
Associate, Santa Monica
Michael Aridi Barake
Associate, Santa Monica
Cameron Hajialiakbar
Associate, Santa Monica
Christy Fairlie
Paralegal Specialist, Reston
Jake Ironfield
Transactional Quantitative Analyst, New York
Dillon Martinson
Special Counsel, Washington, DC
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Kristin O'Hanlon
Special Counsel, San Francisco
Annie Froehlich
Partner, Washington, DC
Christopher Kimball
Partner, Washington, DC
John Sellers
Senior Counsel, Palo Alto
Natasha Leskovsek
Of Counsel, Washington, DC
Kelley Harrington
Associate, Chicago
Shelby Saunders
Associate, New York

Related Practices & Industries

Emerging Companies
Biotechnology
Capital Markets
Tax
Compensation and Benefits
Life Sciences and Healthcare Regulatory
CFIUS

Tourmaline Bio Enters Into Agreement to be Acquired by Novartis

Tourmaline Bio Enters Into Agreement to be Acquired by Novartis

September 9, 2025

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Related contacts

Bill Sorabella
Partner, New York
Brandon W. Fenn
Partner, New York
Natalie D. Vernon
Associate, Colorado
Sangitha Palaniappa
Associate, Palo Alto
Katherine Denby
Special Counsel, Washington, DC
Pengli Li
Associate, Boston
Nyron J. Persaud
Partner, New York
Megan Browdie
Partner, Washington, DC
Anne Luquette
Associate, San Francisco
Brittany Sanok
Associate, New York
Annie Froehlich
Partner, Washington, DC
Stephanie Gentile
Partner, New York
Austin Holt
Partner, Santa Monica
Christopher Kimball
Partner, Washington, DC
Eileen Marshall
Partner, Washington, DC
Carly Mitchell
Partner, Washington, DC
Phil Mitchell
Partner, New York
Ryan Montgomery
Partner, Boston
John Paul Oleksiuk
Partner, New York
Alan W. Tamarelli
Partner, New York
Dr. Michael Tuscan
Partner, Washington, DC
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Andrew Epstein
Special Counsel, Seattle
J. Brian Stalter
Special Counsel, New York

Related Practices & Industries

Mergers and Acquisitions
Capital Markets
Biotechnology
Compensation and Benefits
Life Sciences Corporate Partnering and Licensing
Antitrust and Competition
Labor and Employment
Cyber/Data/Privacy
Tax
Trademark, Copyright and Advertising
Life Sciences and Healthcare Regulatory
Life Sciences
Commercial Litigation
Patent Counseling and Prosecution
Intellectual Property
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Admissions and credentials

District of Columbia

New York

Rankings and accolades

Chambers USA: Space – Nationwide (2025)

Chambers USA: International Trade: CFIUS Experts – Nationwide (2021 – 2025)

The Legal 500 US: Leading Lawyer in CFIUS (2023 – 2025)

Christopher brings a steady hand and level head to CFIUS complexities

Client quote, Legal 500

International Trade: CFIUS

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