John Sellers

Senior Counsel
jsellers@cooley.com
Full contact info

I represent emerging companies and their investors at all stages, from new startup to world class public companies. I’m passionate about being part of disruptive new technologies.

About John

John focuses on representing emerging and public growth companies and the venture capital firms that invest in them. John counsels companies throughout their life cycle on a full range of matters, including company formations, VC financings, initial public and follow-on public offerings, corporate governance, mergers and acquisitions, strategic partnership and licensing transactions, Securities and Exchange Commission reporting and compliance, and day-to-day corporate counseling.

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Experience

Sanity Closes $85 Million Series C

Sanity Closes $85 Million Series C

May 8, 2025

Cooley advised Sanity, a content management system that helps build dynamic, content-rich experiences and streamline content workflows, on its $85 Million Series C.

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Related contacts

Kevin Rooney
Partner, San Francisco
John Paul Oleksiuk
Partner, New York
Karen Tsai
Special Counsel, Washington, DC
Ida Mahmoudi
Associate, San Francisco
Narmada Murugan
Associate, Palo Alto
Alice Wu
Associate, Palo Alto
Jake Ironfield
Transactional Quantitative Analyst, New York
Charles Haley
Partner, Palo Alto
Christopher Kimball
Partner, Washington, DC
Lowell Mead
Partner, Palo Alto
John Sellers
Senior Counsel, Palo Alto
Dillon Martinson
Special Counsel, Washington, DC
David Dalton
Associate, Santa Monica
Amanda Pacheco
Associate, Palo Alto
Allison Pang
Associate, Palo Alto
Shelby Saunders
Associate, New York
Rubin Waranch
Associate, Colorado
David H. Zhou
Associate, Palo Alto
Melanie Yuvienco
Paralegal Specialist, Palo Alto

Related Practices & Industries

Emerging Companies
Technology
Trademark, Copyright and Advertising
Tax
Technology Transactions
Intellectual Property Litigation
Antitrust and Competition
CooleyREG
CFIUS

Reducto Announces $24.5 Million Series A

Reducto Announces $24.5 Million Series A

April 25, 2025

Cooley represented Reducto, a platform for unlocking unstructured data for artificial intelligence pipelines, on its $24.5 million Series A financing.

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Related contacts

Tara Capsuto
Partner, San Francisco
Jeremy Ungerman-Sears
Associate, San Francisco
Julianne Orr
Associate, San Francisco
John Sellers
Senior Counsel, Palo Alto
Kristin O'Hanlon
Special Counsel, San Francisco
Karen Tsai
Special Counsel, Washington, DC
Amanda Pacheco
Associate, Palo Alto
Chu Lee
Paralegal Specialist, San Francisco
Michael Suyat
Senior Paralegal, San Francisco
Katie Kissner
Quantitative Analyst, San Francisco

Related Practices & Industries

Emerging Companies
Artificial Intelligence
Compensation and Benefits
CFIUS
Tax

Baseten Announces $75 Million Series C

Baseten Announces $75 Million Series C

February 19, 2025

Cooley advised Baseten, the top inference platform for artificial intelligence (AI)-native products, on its $75 million Series C financing, bringing its total funding to $135 million.

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Related contacts

Josh Seidenfeld
Partner, Palo Alto
Daniel Y. Lee
Associate, Palo Alto
Celine Koh
Associate, Palo Alto
Kristina Krasnikova
Associate, Palo Alto
Danielle Wheeler
Associate, Colorado
Karen Tsai
Special Counsel, Washington, DC
Rebecca Ross
Special Counsel, Washington, DC
Andrew Epstein
Special Counsel, Seattle
John Sellers
Senior Counsel, Palo Alto
Mari Dugas
Associate, Washington, DC
Christy Fairlie
Paralegal Specialist, Reston
Melody Van Horn
Senior Paralegal, Palo Alto
Brian Mitchell
Transactional Quantitative Analyst, San Diego

Related Practices & Industries

Emerging Companies
Artificial Intelligence
CFIUS
Cyber/Data/Privacy

Harvey Announces $300 Million Series D

Harvey Announces $300 Million Series D

February 12, 2025

Cooley advised Harvey, a domain-specific artificial intelligence (AI) platform for legal and professional services, on its $300 million Series D financing at a $3 billion valuation.

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Related contacts

Matthew Bartus
Partner, San Francisco
Tara Capsuto
Partner, San Francisco
Christopher Kimball
Partner, Washington, DC
John Paul Oleksiuk
Partner, New York
Howard Morse
Senior Counsel, Washington, DC
John Sellers
Senior Counsel, Palo Alto
Sharon Connaughton
Special Counsel, Washington, DC
Jamin Agosti
Associate, San Francisco
Parker Armsby
Associate, New York
Alice C. Hu
Associate, San Francisco
Carl Min
Associate, San Francisco
Tyler Saavedra-Buckley
Associate, San Francisco
Katie Kissner
Quantitative Analyst, San Francisco
Brian Mitchell
Transactional Quantitative Analyst, San Diego

Related Practices & Industries

Artificial Intelligence
Technology
Emerging Companies
Antitrust and Competition
CooleyREG
Tax
CFIUS

SiteOne Therapeutics Announces $100 Million Series C

SiteOne Therapeutics Announces $100 Million Series C

December 18, 2024

Cooley advised SiteOne Therapeutics, a biopharmaceutical company developing selective ion channel modulators for the treatment of pain, cough and other conditions, on its $100 million Series C financing.

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Related contacts

Laura Berezin
Partner, Seattle
Sara Semnani
Partner, Santa Monica
Noel Ripberger-Scheick
Associate, Palo Alto
Annie Froehlich
Partner, Washington, DC
Christopher Kimball
Partner, Washington, DC
Tracy Rubin
Partner, Palo Alto
John Sellers
Senior Counsel, Palo Alto
Denny Won
Partner, San Francisco
Kimberly Nguyen
Special Counsel, Reston
Kristin O'Hanlon
Special Counsel, San Francisco
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Chen Chen
Special Counsel, Palo Alto
Michelle Liskanich
Associate, Santa Monica
Michael Gladstone
Associate, New York
Joseph J. Kim
Associate, Palo Alto
Sarah Oliai
Associate, Washington, DC
Ehijele Olumese
Associate, Santa Monica
Melody Van Horn
Senior Paralegal, Palo Alto
Katie Kissner
Quantitative Analyst, San Francisco

Related Practices & Industries

Life Sciences
Healthcare
Capital Markets
Emerging Companies
CFIUS
Cyber/Data/Privacy
Life Sciences and Healthcare Regulatory
Technology Transactions
Compensation and Benefits
Life Sciences Corporate Partnering and Licensing
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Admissions and credentials

California

Rankings and accolades

Northern California Super Lawyer: Business Law


M&A Transactions

involving sales of company clients to Google, Apple, IBM, Intel, Qualcomm, Boston Scientific, Stryker and Spectranetics