About Sonya

Sonya Erickson is global chair of the business department. She has over 30 years of experience counseling emerging growth companies, established technology businesses and venture capital funds. Her clients range from early stage startups to larger public companies.

View full bio

Experience

Outpace Bio Announces $144 Million Oversubscribed Series B

Outpace Bio Announces $144 Million Oversubscribed Series B

August 1, 2024

Cooley advised Outpace Bio, a cell therapy company using unrivaled artificial intelligence-powered protein design to program immune cells for improved function inside patients battling solid tumors, on its $144 million oversubscribed Series B financing.

Read more

Related contacts

Colleen Badgley
Partner, Seattle
Sonya Erickson
Partner and Business Department Chair, Seattle
Christopher Kimball
Partner, Washington, DC
Mika Reiner Mayer
Partner, Palo Alto
John Sellers
Senior Counsel, Palo Alto
Timothy Shapiro
Partner, Palo Alto
Dillon Martinson
Special Counsel, Washington, DC
Rebecca Ross
Special Counsel, Washington, DC
Lucy Bauer
Associate, Seattle
Karen Gustavson
Associate, Seattle
Millie Heuer
Associate, Seattle
Brian Woodard
Paralegal Specialist, Seattle
Katie Kissner
Quantitative Analyst, San Francisco

Related Practices & Industries

Artificial Intelligence
Healthcare
Emerging Companies
Tax
CFIUS
Capital Markets

Parse Biosciences Closes $50 Million Series C

Parse Biosciences Closes $50 Million Series C

December 14, 2023

Cooley advised Parse Biosciences on its $50 million Series C financing. Partner Sonya Erickson led the Cooley team advising Parse Biosciences, which develops single-cell sequencing products used by more than 1,000 labs worldwide.

Read more

Related contacts

Sonya Erickson
Partner and Business Department Chair, Seattle
Lucy Bauer
Associate, Seattle
Willy Cowles
Associate, Seattle
Scott Lin
Associate, San Francisco
Colleen Badgley
Partner, Seattle

Related Practices & Industries

Emerging Companies
Venture Capital
Biotechnology
Life Sciences

CERo Therapeutics Merges With Phoenix Biotech Acquisition Corp.

CERo Therapeutics Merges With Phoenix Biotech Acquisition Corp.

June 13, 2023

Cooley advised CERo Therapeutics, an immunotherapy company, on its merger agreement with Phoenix Biotech Acquisition Corp.

Read more

Related contacts

Sonya Erickson
Partner and Business Department Chair, Seattle
Alan Hambelton
Partner, Seattle
Willy Cowles
Associate, Seattle
Dannielle Antone
Associate, San Francisco

Related Practices & Industries

Mergers and Acquisitions
Emerging Companies
Capital Markets

Bonum Therapeutics Closes $93 Million Series A Financing

Bonum Therapeutics Closes $93 Million Series A Financing

November 15, 2022

Cooley advised Bonum Therapeutics, a biopharmaceutical company focused on creating highly active and less toxic medicines, on its $93 million Series A financing. Partner Sonya Erickson led the Cooley team advising Bonum Therapeutics.

Related contacts

Sonya Erickson
Partner and Business Department Chair, Seattle
Colleen Badgley
Partner, Seattle
Brian Woodard
Paralegal Specialist, Seattle

Related Practices & Industries

Emerging Companies
Venture Capital
Life Sciences

Route Hits $1.25 Billion Valuation With Series B Round

Route Hits $1.25 Billion Valuation With Series B Round

February 1, 2022

Cooley advised Route, a post-purchase experience platform and package tracking company, on its $200 million Series B financing round, which brings its valuation to $1.25 billion. Lawyers Dave Young, Joseph Kaczorowski, Robert Pollak and Roslyn Akel led the Cooley team advising Route.

Read more

Related contacts

Dave Young
Partner, Santa Monica
Christopher Kimball
Partner, Washington, DC
Milson Yu
Partner, Palo Alto
Amy Lauren Saldamando
Manager of Capitalization Table Administration, Santa Monica
Blake Martell
Of counsel, San Francisco
Sonya Erickson
Partner and Business Department Chair, Seattle
Charlie Kim
Partner, San Diego
Jeff Goldman
Special Counsel, Palo Alto
Sharon Connaughton
Special Counsel, Washington, DC
Kimberly Nguyen
Special Counsel, Reston
Karen Tsai
Special Counsel, Washington, DC
Kristin O'Hanlon
Special Counsel, San Francisco
Jessica Girone
Associate, Santa Monica

Related Practices & Industries

Venture Capital
Emerging Companies
Government Contracts
Export Controls and Economic Sanctions
Cyber/Data/Privacy
Antitrust and Competition
View more

Admissions and credentials

Washington

Rankings and accolades

Chambers USA: Corporate/M&A – Washington (2020 – 2025)

The Best Lawyers in America, Venture Capital Law (2004 – 2019)

Chambers USA: America's Leading Lawyers for Business (2013 – 2015)

Washington Super Lawyers (2014 – 2016)

Memberships and affiliations

Washington State Bar Association