Barbara Mirza

Partner
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I am passionate about helping clients navigate through some of the most transformational events in their careers and the lives of their companies.

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Fitness and wellness

Music of all genres

Experience

DigitalOcean Announces $625 Million Convertible Senior Notes Offering

August 18, 2025

Cooley advised DigitalOcean Holdings (NYSE: DOCN), a simple, scalable cloud platform that democratizes cloud and artificial intelligence for digital native enterprises around the world, on its $625 million aggregate principal amount of convertible senior notes due 2030 in a private offering pursuant to Rule 144A under the Securities Act of 1933, including the exercise in full of the initial purchasers’ option to purchase up to an additional $75 million aggregate principal amount of the notes.

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Stacey A. Bradford
Special Counsel, Washington, DC
Allison Kutner
Associate, New York
Xueqing Li
Associate, San Francisco
Brenna McGuire
Associate, Washington, DC
Jayne M. Munger
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Michael Pelle
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Brittany Sanok
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Heartflow Announces $364.2 Million Upsized IPO

August 11, 2025

Cooley advised the underwriters of Heartflow, a leader in artificial intelligence technology for coronary artery disease, in connection with Heartflow’s $364.2 million upsized initial public offering.

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David Peinsipp
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Charlie Kim
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Denny Won
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Natasha Leskovsek
Of Counsel, Washington, DC
Phil Mitchell
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Eric Greig
Partner, Washington, DC
Joanna Liebes Hubberts
Partner, San Diego
Dr. Madhuri Roy
Partner, Palo Alto
Rebecca Ross
Special Counsel, Washington, DC
Barbara Mirza
Partner, Santa Monica
Xander Lee
Partner, Santa Monica
Jane Adams
Partner, San Diego
Annie Froehlich
Partner, Washington, DC
Kevin King
Partner, Washington, DC
Francis Wheeler
Senior Counsel, Colorado
Jessica Koffel
Special Counsel, Brussels
Dillon Martinson
Special Counsel, Washington, DC
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Max Gonzalez
Associate, Palo Alto
Peter A. Haddad
Associate, San Diego
Wyatt Kernell
Associate, Colorado
Allison Kutner
Associate, New York
Ryan Lewis
Associate, Colorado
Tyler Saavedra-Buckley
Associate, San Francisco
Valerie Sapozhnikova
Associate, Los Angeles

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Shoulder Innovations Announces $75 Million IPO

July 31, 2025

Cooley advised the underwriters of Shoulder Innovations, a medical technology company exclusively focused on transforming the shoulder surgical care market, in connection with Shoulder Innovations’ $75 million initial public offering (IPO).

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Denny Won
Partner, San Francisco
Charlie Kim
Partner, San Diego
Kristin VanderPas
Partner, San Francisco
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Partner, San Francisco
Xander Lee
Partner, Santa Monica
Barbara Mirza
Partner, Santa Monica
Phil Mitchell
Partner, New York
Scott Weston
Partner, Boston
Kassity L. Mai
Special Counsel, Reston
Randy Sabett
Special Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Valerie Sapozhnikova
Associate, Los Angeles
Alex Hammer
Associate, San Francisco
Allison Kutner
Associate, New York
Sunny J. Levine
Associate, Colorado
Ryan Lewis
Associate, Colorado
Sarah Miller
Associate, New York
Marjorie O'Neill
Associate, San Francisco
Amanda Pacheco
Associate, Palo Alto

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Ambiq Micro Announces Pricing of $96 Million IPO

July 30, 2025

Cooley advised Ambiq Micro, a technology leader in ultra-low-power semiconductor solutions for edge artificial intelligence, on its $96 million initial public offering (IPO).

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Christina T. Roupas
Partner in Charge – Chicago, Chicago
Courtney M.W. Tygesson
Partner, Chicago
Michael Platt
Partner in Charge – Colorado, Colorado
Kelly Bartling
Special Counsel, Colorado
Grady Chang
Associate, Santa Monica
Keith Berets
Partner, Colorado
Will Cai
Partner, Hong Kong
Annie Froehlich
Partner, Washington, DC
Austin Holt
Partner, Santa Monica
Len Jacoby
Partner, New York
Christopher Kimball
Partner, Washington, DC
Kevin King
Partner, Washington, DC
Patrick Loofbourrow
Partner, Singapore
Barbara Mirza
Partner, Santa Monica
Tim Pitrelli
Partner, Singapore
Nicola Squire
Partner, London
Jeffrey J. Tolin
Partner, New York
Francis Wheeler
Senior Counsel, Colorado
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Alaina DeBona
Special Counsel, Chicago
Andrew Epstein
Special Counsel, Seattle
Brooke Fritz
Special Counsel, Colorado
Rebecca Ross
Special Counsel, Washington, DC
Vince Sampson
Special Counsel, Washington, DC
Michael Shen
Special Counsel, Shanghai
Karen Tsai
Special Counsel, Washington, DC
Blake Martell
Of counsel, San Francisco
Mateus Kaba Aboud
Associate, Chicago
Adam Bloom
Associate, Chicago
Alexis Guillermo Buz
Associate, San Diego
Umer Chaudhry
Associate, Washington, DC
Stefan Cohen
Associate, New York
Megan Drill
Associate, San Diego
Ryan Guo
Associate, New York
Sarah Oliai
Associate, Washington, DC
Samuel Paullin
Associate, Chicago
Taryn Wilkins
Associate, Chicago
Katherine Duplay
Paralegal Specialist, Colorado
Alla Kagan
Paralegal Specialist, San Diego
Robin K. Lee
Paralegal Specialist, Colorado
Brian Youn
Paralegal Specialist, Palo Alto
Brian Mitchell
Transactional Quantitative Analyst, San Diego

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Cooley Advises io Products on $6.5 Billion Acquisition by OpenAI

May 29, 2025

Cooley advised io Products, an engineering and product manufacturing company co-founded by Jony Ive to develop, engineer and manufacture a new family of products for the artificial general intelligence era, on its approximately $6.5 billion acquisition by OpenAI. As part of the deal, Ive and his creative collective, LoveFrom, will assume deep design and creative responsibilities across OpenAI. 

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Adam Ruttenberg
Partner, Washington, DC
Craig Jacoby
Partner, San Francisco
Garth Angelo Osterman
Partner, San Francisco
Nick Davis
Partner in Charge – Seattle, Seattle
Caitlin Breitenbruck
Associate, Seattle
Sangitha Palaniappa
Associate, Palo Alto
Jamin Agosti
Associate, San Francisco
Meera Patel
Associate, San Francisco
Jonathan Rivinus
Partner, Colorado
Ryan Montgomery
Partner, Boston
Steve Flores
Partner, Chicago
Joshua Mates
Partner, San Francisco
Barbara Mirza
Partner, Santa Monica
Jeremy Morrison
Partner, Washington, DC
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Karun Ahuja
Special Counsel, Chicago
Sharon Connaughton
Special Counsel, Washington, DC
Jeff Goldman
Special Counsel, Palo Alto
Karen Tsai
Special Counsel, Washington, DC
Christopher B. Durbin
Of Counsel, Seattle
Blake Martell
Of counsel, San Francisco
Ryan Bowers
Associate, Washington, DC
David Dalton
Associate, Santa Monica
Sharon Davidov
Associate, New York
Alexander Ellebracht
Associate, Palo Alto
Michael Gladstone
Associate, New York
Michael Gladstone
Associate, New York
Elaine Huang
Associate, Palo Alto
Bomin Kim
Associate, New York
Jessica Li
Associate, Palo Alto
Anne Luquette
Associate, San Francisco
Sarah Oliai
Associate, Washington, DC
Breanna Qin
Associate, Palo Alto
Rubin Waranch
Associate, Colorado
Katie Kissner
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Brandon Lefebvre
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Admissions and credentials

California

New York

Rankings and accolades

Chambers USA: Employee Benefits & Executive Compensation – California: Los Angeles & Surrounds (2020 – 2025)

The Legal 500 US: Employee Benefits, Executive Compensation and Retirement Plans (2024 – 2025)

Barbara is outstanding. She is business-oriented, savvy and knows her stuff.

Chambers 2024