Babak Yaghmaie, Partner

Babak (Bo) Yaghmaie is a partner in the Cooley Business department and a member of the Emerging Companies and Venture Capital practice groups. Bo is the head of the New York Business & Finance Group.

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Bo's practice entails the representation of private and publicly-held emerging growth high technology and life science companies, leading investment banks and venture capital funds, with a particular focus on seed and venture financings, IPOs, public offerings of equity securities, and mergers and acquisitions. 

Bo regularly represents a broad range of startups, venture-backed companies and venture capital funds. He has led well over 250 venture financing transactions and has been involved in many of the leading corporate and financing transactions in the New York area, including the representation of Union Square Ventures in connection with the formation and financing of Twitter.  Bo serves as a TechStars Mentor and as an ER Accelerator Mentor. Bo is also a member of the Entrepreneurial Sounding Board at Columbia University's Eugene Lang Entrepreneurship Center. He has been recognized by Chambers USA as one of "America's Leading Lawyers," and by AlwaysOn as a "New York City Power Player" in each of the last three years.

Bo has represented issuers and underwriters in more than 30 IPOs and dozens of equity public offerings by venture-backed issuers across a variety of verticals in the technology and life sciences industries. According to IPO Vital Signs, in the first quarter of 2014 alone, Bo completed four ventured-backed IPOs, which is more than any other lawyer in New York. Bo is leading four additional IPOs that are in registration with the SEC. He has served as counsel to many leading investment banks, including Cowen & Company, Credit Suisse, Deutsche Bank, Friedman Billings Ramsey, Goldman Sachs, Jefferies, Morgan Stanley, Piper Jaffray and Stifel Nicolaus. He has been named among the Top 100 IPO Lawyers in the United States.

Bo also is amongst the authors of the widely used book, Venture Capital & Public Offering Negotiation, published by Aspen Law & Business. He is a senior contributing editor of VC Experts' Venture Capital Encyclopedia and a contributing writer at Entrepreneur Magazine.

Bo is an adjunct professor at the Cornell University Law School and a member of the Board of Directors of The Diller-Quaile School of Music, where he serves on both the Finance and Development Committees of the Board. He also is a member of the Leadership Council at Barnard College Athena Center. Bo also serves as a member of the Advisory Board of Mission: Restore, a non-profit organization dedicated to providing hope and surgical care to patients in developing nations.

Prior to joining Cooley, Bo headed the New York Corporate & Securities Technology group and Venture Capital practice at Pillsbury Winthrop Shaw Pittman. Prior to that, he was a co-founding partner of the New York office of Wilson Sonsini Goodrich & Rosati. Prior to joining Wilson Sonsini, Bo was a co-founding partner of Gunderson Dettmer's New York office.


  • Boston University School of Law
    JD, 1992
  • Emory University
    BA, 1989

Bar Admissions

  • Massachusetts
  • New York


  • Farsi (Persian)

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