Howard Morse

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I help our clients navigate the regulatory approval process ā€“ before the DOJ, FTC and state attorneys general ā€“ and find practical solutions to accomplish business goals without violating antitrust law.

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Inmagene Biopharmaceuticals Announces Merger With Ikena Oncology

December 23, 2024

Cooley advised Inmagene Biopharmaceuticals, a privately held, global clinical-stage biotechnology company developing novel therapeutics for immunological and inflammatory diseases, on its definitive merger agreement with Ikena Oncology (Nasdaq: IKNA).

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Jean Park
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Ellie Seber
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Marty Schenker
Senior Counsel , San Francisco
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Karen Tsai
Special Counsel, Washington, DC
Bin Wang
Special Counsel, Palo Alto
Robert Eisenbach
Of Counsel, San Francisco
Ajay Athavale
Associate, San Francisco
Rajdeep Roger Bains
Associate, San Diego
Julia R. Brinton
Special Counsel, Washington, DC
Elizabeth Caruso
Associate, New York
Adrienne Beaudoin Deshmukh
Associate, Reston
Jeremy M. Exelbert
Associate, New York
Daniel Gillon
Associate, San Diego
Zack Gong
Associate, Shanghai
Rick Jantz
Associate, Santa Monica
Wyatt Kernell
Associate, Colorado
Rebeca Kinslow
Associate, San Diego
Hilda Li
Associate, Hong Kong
Lunga Su
Associate, Shanghai
Novak Topalovic
Associate, San Diego
Tania Soris
Associate, New York
Christine Tse
Associate, New York
Monica Xu
Special Counsel, Shanghai
Sai Yarramalla
Associate, Palo Alto
Andy Zachrich
Associate, San Diego
Zheng Zhou
Associate, Palo Alto
Patricia Myers
Paralegal Specialist, Colorado
Jake Ironfield
Transactional Quantitative Analyst, New York

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Kura Oncology Announces Global Strategic Collaboration With Kyowa Kirin

November 20, 2024

Cooley advised clinical-stage biopharmaceutical company Kura Oncology (Nasdaq: KURA) on its global strategic collaboration with Kyowa Kirin to develop and commercialize ziftomenib, Kura’s selective oral menin inhibitor that is being investigated for the treatment of acute myeloid leukemia and other hematologic malignancies.

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Charity Williams
Partner, San Diego
Dr. Chen Chen
Partner, Boston
Jonathan Kaufman
Associate, Palo Alto
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Partner, Colorado
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Partner, San Diego
Amanda Pacheco
Associate, Palo Alto
Howard Morse
Partner, Washington, DC
David Burns
Special Counsel, Washington, DC
Charles Bair
Partner, San Diego
Andrew Epstein
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Partner, New York
Wade Andrews
Special Counsel, San Diego
María Álvarez Requejo Heredero
Associate, Brussels
Zhijing Yu
Associate, Singapore
Natasha Leskovsek
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Special Counsel, Washington, DC

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Avid Bioservices Announces $1.1 Billion Acquisition by GHO Capital Partners and Ampersand Capital Partners

November 6, 2024

Cooley advised Avid Bioservices (Nasdaq: CDMO), a dedicated biologics contract development and manufacturing organization (CDMO) working to improve patient lives by providing high quality development and manufacturing services to biotechnology and pharmaceutical companies, on its definitive merger agreement to be acquired by funds managed by GHO Capital Partners and Ampersand Capital Partners in an all-cash transaction valued at approximately $1.1 billion.

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Bill Sorabella
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Matthew D. Silverman
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Natalie D. Vernon
Associate, Colorado
Sarah Buchik
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Patrick Reed
Associate, Palo Alto
Alexis Johnson
Associate, Boston
David Silverman
Partner, New York
Baasit Bhutta
Associate, Colorado
Barbara Mirza
Partner, Santa Monica
Austin Holt
Partner, Santa Monica
Tony P. Guan
Associate, Santa Monica
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Partner, Washington, DC
Kathy O'Neill
Partner, Washington, DC
Julia R. Brinton
Special Counsel, Washington, DC
Phil Mitchell
Partner, New York
Natasha Leskovsek
Of Counsel, Washington, DC
Wyatt Kernell
Associate, Colorado
Elizabeth Caruso
Associate, New York
Sarah Miller
Associate, New York
Eileen Marshall
Partner, Washington, DC
Todd Gluth
Partner, San Diego
Calvin Lee
Associate, New York
Christophe Beauduin
Partner, New York
Charity Williams
Partner, San Diego
Jameson Davis
Associate, Boston
Koji Fukumura
Partner, San Diego
Peter Adams
Partner, San Diego
Michael Egan
Partner, Washington, DC
Gary Warren Hunt III
Associate, Washington, DC
Ellie Seber
Partner, Santa Monica
Alexandra Leavy
Associate, New York
Timothy Nguyen
Special Counsel, San Francisco
Justin Kisner
Special Counsel, Palo Alto
Christopher Kimball
Partner, Washington, DC
Shelby Saunders
Associate, New York
Ross Eberly
Partner, Santa Monica
Joshua Elefant
Associate, Palo Alto
Alanna B Zuchelli
Special Counsel, Reston
Leanne Andrepont
Senior Trademark Paralegal
Megan Boss
Senior Paralegal , Boston

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Tempus Announces $600 Million Acquisition of Ambry Genetics

November 4, 2024

Cooley advised Tempus AI (Nasdaq: TEM), a technology company advancing precision medicine through the practical application of artificial intelligence in healthcare, on its agreement to acquire Ambry Genetics, a company focusing on genetic testing that aims to improve health by understanding the relationship between genetics and disease.

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Erin J. Kirchner
Partner, Chicago
Richard E. Ginsberg
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Christina T. Roupas
Partner in Charge ā€“ Chicago, Chicago
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Michael Tollini
Partner, Washington, DC
Lindsey O'Crump
Associate, Washington, DC
Addison Pierce
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Ariane A. Andrade
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Steve Flores
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David Navetta
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Kathy O'Neill
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Nyron J. Persaud
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Aaron Pomeroy
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Dr. Madhuri Roy
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Michelle Garcia Schulman
Partner, Reston
Rachel Thorn
Partner, New York
Ryan Vann
Partner, Chicago
Susan Piascik Christoff
Special Counsel, Washington, DC
Son Nguyen
Special Counsel, Washington, DC
Randy Sabett
Special Counsel, Washington, DC
Stella Sarma
Special Counsel, Brussels
Grant Schweikert
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Xander Lee
Partner, Santa Monica
Mateus Kaba Aboud
Associate, Chicago
Karun Ahuja
Special Counsel, Chicago
Tiffany Allen
Associate, Palo Alto
Elizabeth Caruso
Associate, New York
Umer Chaudhry
Associate, Washington, DC
Adrienne Beaudoin Deshmukh
Associate, Reston
Mari Dugas
Associate, Washington, DC
Carly E. Gibbons
Associate, Chicago
Jose Luis Gonzalez
Associate, Palo Alto
Charles Haley
Partner, Palo Alto
Kelley Harrington
Associate, Chicago
Nathaniel Hearn Jr.
Associate, Chicago
Kyle Hess
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Cameron Irwin
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Rick Jantz
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Patrick O. Johnson
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Confluent Acquires WarpStream

September 9, 2024

Cooley advised Confluent, a data-streaming platform pioneering a fundamentally new category of data infrastructure that sets data in motion, on its acquisition of WarpStream, an Apache Kafka-compatible data-streaming platform.

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Associate, Boston
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Associate, Palo Alto
Allison Kutner
Associate, New York
Jon Avina
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Francis Wheeler
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Bryan Berman
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Tiffany Allen
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Nikki Chang DiFederico
Associate, Palo Alto
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Admissions and credentials

District of Columbia

Rankings and accolades

Best Lawyers in America: Antitrust Law 

BTI Consulting Group - Client Service All-Star

Chambers USA: Antitrust – District of Columbia (2009 – 2024)

Expert Guides to the World's Leading Competition Lawyers

Federal Trade Commission: Award for Superior Service

International Who's Who of Business Lawyers

International Who's Who of Competition Lawyers & Economists

Legal 500: Merger Control

Lexology: Thought Leaders – Competition (December 2024)

Washington, DC Super Lawyers

Washingtonian Magazine: Top Lawyers 2024

Who’s Who Legal: Competition


A well-respected antitrust counselor, particularly experienced in advising hi-tech companies on the intersection between antitrust and IP law.

Chambers USA