Experience

CalypsoAI to Be Acquired by F5

September 17, 2025

Cooley advised CalypsoAI, an adaptive artificial intelligence security platform that empowers enterprises to innovate safely, on its acquisition by F5, a global leader in delivering and securing every app and application programming interface.

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Jon Gavenman
Partner, Palo Alto
Sepideh Mousakhani
Partner, Palo Alto
Kealan Santistevan
Associate, Palo Alto
Timothy Shapiro
Partner, Palo Alto
Caitlin Courtney
Partner, Palo Alto
Jeff Goldman
Special Counsel, Palo Alto
Alex Maki
Associate, Palo Alto
Sophie Bucci
Associate, Santa Monica
Calvin Lee
Associate, New York
David Fletcher
Partner, Washington, DC
Kevin King
Partner, Washington, DC
Bill Galliani
Senior Counsel, Palo Alto
Sharon Connaughton
Special Counsel, Washington, DC
Andrew Linch
Special Counsel, London
MaryBeth Shreiner
Special Counsel, Reston
Karen Tsai
Special Counsel, Washington, DC
Umer Chaudhry
Associate, Washington, DC
Tucker Cochenour
Associate, Palo Alto
Mark Cornillez-Ty
Associate, Los Angeles
Mari Dugas
Associate, Washington, DC
Joshua Elefant
Associate, Palo Alto
Rick Jantz
Associate, Santa Monica
Emily Mok
Associate, Reston
Michelle Peleg
Associate, San Francisco
Anna Anderson
Paralegal Specialist, London
Patrick O. Johnson
Associate, Boston
Jake Ironfield
Transactional Quantitative Analyst, New York

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Y-mAbs Therapeutics Agrees to Acquisition by SERB Pharmaceuticals

August 5, 2025

Cooley advised Y-mAbs Therapeutics, a commercial-stage biopharmaceutical company focused on the development and commercialization of antibody-based therapeutics for the treatment of cancer, on its definitive merger agreement with SERB Pharmaceuticals. Under the agreement, SERB will acquire Y-mAbs, including its lead commercial oncology asset, DANYELZA, in an all-cash transaction representing an equity value of approximately $412 million.

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Bill Sorabella
Partner, New York
Bill Roegge
Partner, New York
Div Gupta
Partner, New York
Sarah Sellers
Partner, New York
Christophe Beauduin
Partner, New York
Megan Browdie
Partner, Washington, DC
Brad Goldberg
Partner, New York
Christopher Kimball
Partner, Washington, DC
Eileen Marshall
Partner, Washington, DC
Darah Protas
Partner, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Julia Kim
Special Counsel, New York
Justin Kisner
Special Counsel, San Diego
MaryBeth Shreiner
Special Counsel, Reston
Karen Tsai
Special Counsel, Washington, DC
Amanda Weiss
Special Counsel, New York
Rajdeep Roger Bains
Associate, San Diego
Dayne Brown
Associate, New York
Norma Chayo Dichi
Associate, Washington, DC
Sharon Davidov
Associate, New York
Athina Gaki
Associate, Brussels
Kyle Hess
Associate, New York
Katie Kaufman
Associate, Boston
Nicollette R. Kirby
Associate, Washington, DC
Christopher Nickas
Associate, New York
Arda Can Tekin
Associate, London
Shaun (Tianjie) Wang
Associate, New York

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Kudu Dynamics Announces $300 Million Sale to Leidos

May 28, 2025

Cooley advised Kudu Dynamics, a company developing state-of-the-art cyber capabilities and nonkinetic effects against a variety of military-relevant systems, on its sale to Leidos (NYSE: LDOS), an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

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Aaron Binstock
Partner, Washington, DC
Vicky Kandabarow
Associate, Washington, DC
Megan Browdie
Partner, Washington, DC
David Fletcher
Partner, Washington, DC
Steve Flores
Partner, Chicago
Christopher Kimball
Partner, Washington, DC
Kevin King
Partner, Washington, DC
Eileen Marshall
Partner, Washington, DC
Ryan Montgomery
Partner, Boston
David Walsh
Senior Counsel, Reston
Karun Ahuja
Special Counsel, Chicago
Stacey A. Bradford
Special Counsel, Washington, DC
Julia R. Brinton
Special Counsel, Washington, DC
Jeff Goldman
Special Counsel, Palo Alto
Heather Harrington
Special Counsel, Boston
Kimberly Nguyen
Special Counsel, Reston
Rebecca Ross
Special Counsel, Washington, DC
Grant Schweikert
Special Counsel, Washington, DC
MaryBeth Shreiner
Special Counsel, Reston
Karen Tsai
Special Counsel, Washington, DC
Umer Chaudhry
Associate, Washington, DC
Stefan Cohen
Associate, New York
Mari Dugas
Associate, Washington, DC
Paula Fleckenstein
Associate, Reston
Katie Kaufman
Associate, Boston
Amanda Pacheco
Associate, Palo Alto
Patricia Myers
Paralegal Specialist, Colorado
Cortney Smith
Senior Paralegal, Reston
Katie Kissner
Quantitative Analyst, San Francisco

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Sitemetric Announces Strategic Investment From Gemspring Capital Management

February 12, 2025

Cooley advised Sitemetric, an industry-leading connected jobsite and workforce management platform, on its strategic growth investment from an affiliate of Gemspring Capital Management.

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Related contacts

Matthew Schwee
Partner, Reston
Edward Sniezek
Associate, Reston
Lila Inman
Associate, Reston
Tyler Day
Associate, Reston
Heather McShea
Associate, Washington, DC
Creigh Greensmith
Associate, Reston
MaryBeth Shreiner
Special Counsel, Reston
William Corcoran
Of Counsel, Boston
David Walsh
Senior Counsel, Reston
Paula Fleckenstein
Associate, Reston
Helenanne Connolly
Partner, Reston
Addison Pierce
Partner, Chicago
Rachel Thorn
Of counsel, New York
Ryan Vann
Partner, Chicago
Summer Wynn
Partner, San Diego
Stacey A. Bradford
Special Counsel, Washington, DC
Kimberly Nguyen
Special Counsel, Reston
Claire M. Gibbs
Associate, Washington, DC
Katie Kissner
Quantitative Analyst, San Francisco
Brian Mitchell
Transactional Quantitative Analyst, San Diego

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Rubicon Technology Partners Announces Strategic Majority Investment in Vimly Benefit Solutions

February 13, 2024

Cooley advised Rubicon Technology Partners – a Boulder, Colorado-based private equity firm focused exclusively on investing in and growing software companies – on its majority strategic investment in Vimly Benefit Solutions, a leader in the benefits administration space.

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Related contacts

Kester Spindler
Partner, Colorado
Grigor Lynch
Associate, Colorado
Andrew Mettry
Associate
Tyler Saavedra-Buckley
Associate, San Francisco
Tracy Rubin
Partner, Palo Alto
Steve Flores
Partner, Chicago
Todd Gluth
Partner, San Diego
Tijana Brien
Partner, Palo Alto
Ross Eberly
Partner, Santa Monica
Stacey A. Bradford
Special Counsel, Washington, DC
MaryBeth Shreiner
Special Counsel, Reston
Calvin Lee
Associate, New York
Tony P. Guan
Associate, Santa Monica
Liz Paisner
Associate, New York
Joshua Elefant
Associate, Palo Alto
Joshua Elefant
Associate, Palo Alto
Allison Kutner
Associate, New York
Chelsea André
Associate, Colorado
Wyatt Kernell
Associate, Colorado
Margie Murphy
Paralegal Specialist, New York
Patricia Myers
Paralegal Specialist, Colorado

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