Chris Stack

Partner
cstack@cooley.com
Full contact info

I’m passionate about finding pragmatic and commercial solutions to businesses’ employment issues both in the UK and internationally.

About Chris

Chris has an extensive employment practice, advising businesses on all aspects of UK employment law and global workforce issues. He partners with clients to understand their culture, values, and priorities and is experienced in helping companies navigate the legal and cultural differences arising from different jurisdictions’ employment law regimes.

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Experience

Hootsuite to Acquire Talkwalker

Hootsuite to Acquire Talkwalker

April 8, 2024

Cooley advised Hootsuite, a global leader in social media management, on its definitive agreement to acquire Talkwalker, a top artificial intelligence-powered social listening solution.

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Nathan Baum
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David Burns
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Special Counsel, Washington, DC
Stella Sarma
Special Counsel, Brussels
Grant Schweikert
Special Counsel, Washington, DC
Bryan Berman
Special Counsel, Colorado
Cara Buchicchio
Associate, New York
Umer Chaudhry
Associate, Washington, DC
Liza Cotter
Associate, Boston
Sharon Davidov
Associate, New York
Megan Drill
Associate, San Diego
Athina Gaki
Associate, Brussels
Michael Gladstone
Associate, New York
Erin Hilliard
Associate, San Francisco
Rachel F. Katz
Associate, New York
Chris Lynn
Associate, London
Daniel Millard
Associate, London
Edward (Teddy) Nimetz
Associate, New York
Nick Perez
Associate, Washington, DC
Patrick Sharma
Associate, Los Angeles Santa Monica
Leo Spicer-Phelps
Associate, London
Rubin Waranch
Associate, Colorado
Patricia Myers
Paralegal Specialist, Colorado

Related Practices & Industries

Mergers and Acquisitions
Private Equity
Technology Transactions
Technology
Artificial Intelligence
Internet and Social Media
Tax
CFIUS
Labor and Employment
Compensation and Benefits
Antitrust and Competition
Cyber/Data/Privacy
Capital Markets

MadCap Software Acquires Xyleme

MadCap Software Acquires Xyleme

January 11, 2024

Cooley advised MadCap Software, a multichannel content authoring, management and publishing solutions provider, on its acquisition of Xyleme, which offers intelligent content management for the development, control, delivery, and syndication of vital proprietary learning and development content across the enterprise.

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Related contacts

Alfred Browne
Partner, Boston
Kaycie L. Benesch-Rupp
Associate, Colorado
Amelia Runyan Davis
Partner, Colorado
Sydney Sachs
Associate, Boston
Patrick Flanagan
Partner, New York
Thomas Connors
Partner, Boston
Chris Stack
Partner, London
Francis Wheeler
Partner, Colorado
William Corcoran
Of Counsel, Boston
Ryan Montgomery
Special Counsel, Boston
Christine Graham
Special Counsel, London
Stella Sarma
Special Counsel, Brussels
Rebecca Ross
Special Counsel, Washington, DC
Heather Harrington
Special Counsel, Boston
Karen Tsai
Special Counsel, Washington, DC
Bronwyn L. Roberts
Special Counsel, Boston
Stacey A. Bradford
Special Counsel, Washington, DC
Liza Hadley
Associate, Boston
Rodrigo Huerta
Associate, Chicago
Nathaniel Hearn Jr.
Associate, Chicago
Karun Ahuja
Associate, Chicago
Margaret Barreto
Associate, San Francisco
Liza Cotter
Associate, Boston
Rick Jantz
Associate, Los Angeles Santa Monica
Rachel F. Katz
Associate, New York
Charlotte Drew
Associate, Boston
Kafeel Azher
Associate, London
Leanne Andrepont
Senior Trademark Paralegal
Megan Boss
Senior Paralegal , Boston

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Private Equity
Mergers and Acquisitions
Software
Technology
Technology Transactions
Debt Finance
Compensation and Benefits
Labor and Employment
Cyber/Data/Privacy
Tax
Antitrust and Competition
Trademark, Copyright and Advertising
CFIUS
Commercial Litigation
Patent Counseling and Prosecution

Battery Ventures Acquires GrammaTech’s Software Products

Battery Ventures Acquires GrammaTech’s Software Products

September 5, 2023

Cooley advised Battery Ventures, a global investment firm focusing on technology, on its acquisition of GrammaTech’s software products division, including the CodeSonar and CodeSentry product lines.

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Related contacts

Alfred Browne
Partner, Boston
Aaron Binstock
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Thomas Connors
Partner, Boston
Chris Stack
Partner, London
Kevin King
Partner, Washington, DC
Ross Eberly
Partner, Los Angeles Santa Monica
William Corcoran
Of Counsel, Boston
Grant Schweikert
Special Counsel, Washington, DC
Ryan Montgomery
Special Counsel, Boston
Annie Froehlich
Partner, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Bronwyn L. Roberts
Special Counsel, Boston
Stella Sarma
Special Counsel, Brussels
Stacey A. Bradford
Special Counsel, Washington, DC
Jimmy Gilligan
Associate, Boston
Edward Sniezek
Associate, Reston
Jennifer Don
Associate, Reston
Charlotte Drew
Associate, Boston
Moussa O. Ismail
Associate, Reston
Danielle Crinnion
Associate, Boston
Rick Jantz
Associate, Los Angeles Santa Monica
Umer Chaudhry
Associate, Washington, DC
Chris Lynn
Associate, London
Charlotte Irvine
Associate, London
Brian Focarino
Associate, Boston
Megan Boss
Senior Paralegal , Boston
Megan Boss
Senior Paralegal , Boston

Related Practices & Industries

Mergers and Acquisitions
Private Equity
Technology Transactions
Technology
Labor and Employment
CFIUS
Antitrust and Competition
Intellectual Property

StepZen Sells to IBM

StepZen Sells to IBM

February 8, 2023

Cooley advised StepZen – the developer of a GraphQL server with a unique architecture that helps build GraphQL application programming interfaces (APIs) quickly and with less code – on its sale to IBM. Partner David Segre led the Cooley team advising StepZen.

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Related contacts

David Segre
Partner, Palo Alto
Dannielle Antone
Associate, San Francisco
Lukhan Baloch
Associate, Palo Alto
David Dalton
Associate, Los Angeles Santa Monica
Patrick Pang
Associate, New York
Timothy Shapiro
Partner, Palo Alto
Virat Gupta
Associate, Washington, DC
Ure A. Obioma
Associate, Palo Alto
Megan Drill
Associate, San Diego
Megan Drill
Associate, San Diego
Alessandra Murata
Partner, Palo Alto
Kafeel Azher
Associate, London
Jose Luis Gonzalez
Associate, Palo Alto
Ajay Athavale
Associate, San Francisco
Randy Sabett
Special Counsel, Washington, DC
Carly E. Gibbons
Associate, Chicago
Mari Dugas
Associate, Washington, DC
Joshua Mates
Partner, San Francisco
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Partner, London

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Mergers and Acquisitions

Digital Shadows Agrees to Sell to ReliaQuest

Digital Shadows Agrees to Sell to ReliaQuest

July 27, 2022

Cooley advised Digital Shadows, a company that delivers threat intelligence for security teams, on its agreement to sell to ReliaQuest, a force multiplier of security operations, for $160 million. Partners Rowook Park and Erik Edwards, along with associates Bram Couvreur, Rajdeep Bains, Mary Wilbourn and Omed Sharifi, led the Cooley team advising Digital Shadows. 

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Related contacts

Rajdeep Roger Bains
Associate, San Diego
Bram G. Couvreur
Partner, Los Angeles Santa Monica
Rowook Park
Partner, San Diego
Melissa Meza
Associate, San Diego
Jia Xie
Associate, London
Christine Graham
Special Counsel, London
Stella Sarma
Special Counsel, Brussels
David Dalton
Associate, Los Angeles Santa Monica
Erik Edwards
Partner, Palo Alto
Richard G.S. Lee
Associate, Washington, DC
Paula Holland
Partner, London
Daniel Lac
Associate, San Diego
Natasha Kaye
Partner, London
Alessandra Murata
Partner, Palo Alto
Stephanie Gentile
Partner, New York
Megan Browdie
Partner, Washington, DC
Kafeel Azher
Associate, London
Matthew D. Silverman
Special Counsel, San Diego
Enrique Gallego Capdevila
Special Counsel, Brussels
Allison Kutner
Associate, New York
Chris Stack
Partner, London
Charles Haley
Partner, Palo Alto
Lei Shen
Partner, Chicago
Patrick Van Eecke
Partner, Brussels
Ross Eberly
Partner, Los Angeles Santa Monica

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View more

Admissions & credentials

England & Wales

Rankings & accolades

Chambers & Partners (UK): Up & Coming - Employment (2022)

The Legal 500 UK: Employers (2022)

He is clearly a top subject-matter expert in his field but what sets him apart is his ability to deliver pragmatic and commercial advice.

Legal 500