Diane Holt Frankle

Diane Holt Frankle

Senior Counsel

Diane Frankle is a nationally recognized corporate governance and M&A advisor. Ms. Frankle advises directors and senior management on fiduciary duties, M&A, corporate governance issues, activist defense, crisis management, internal investigations and executive compensation. She has also lead deal teams completing more than 100 M&A deals with a total value exceeding US$12 billion. Her focus clients have included companies in the technology, life sciences and health care industries.

Consistently named one of California's Top Women Lawyers by the Daily Journal, Ms. Frankle is an inaugural Fellow in the American College of Governance Counsel, and was named The Best Lawyers in America's Corporate Governance Law "Lawyer of the Year" for San Jose (2017) and San Francisco (2015). She is Co-Chair of a Joint Task Force on Governance Issues in Business Combinations for the American Bar Association and active in the ABA's M&A and Corporate Governance Committees.

Ms. Frankle also serves as a director for several education non-profit organizations, including the College of Wooster, and the Advisory Board of Facing History and Ourselves. She and her husband founded Building Bridges, an interfaith dialogue program with 120 participants since 2013. Ms. Frankle also is active in various organizations focusing on accelerating women leadership, including 2020 Women on Boards and the HiPower Executive Women's Leadership Program.


Best Lawyers
Corporate Compliance Law, Corporate Governance Law, Corporate Law (2007-2019)
Mergers & Acquisitions Law (2007-2019)
"San Jose Lawyer of the Year" – Corporate Governance Law (2017, 2019)
"San Jose Lawyer of the Year" – Corporate Compliance Law (2018)
"San Francisco Lawyer of the Year" – Corporate Governance Law (2015)
Northern California Super Lawyers
(2004, 2006-2018)
Chambers USA
Corporate/M&A (2007-2018)
Lawyer of the Year for Mentoring – Private Practice (2014)
Women in Law Award (2013)


  • JD, Georgetown University Law Center, 1979, magna cum laude
  • BA, College of Wooster, 1975, Phi Beta Kappa
  • California
  • US District Court, District of Maryland
  • Member, M&A Committee and Corporate Governance Committees, American Bar Association
  • Co-Chair, Joint Task Force on Governance Issues in Business Combinations, American Bar Association
  • Co-Chair, Delaware Business Law Forum (2011-2015), American Bar Association
  • Chair, Subcommittee on Public Company Acquisitions, and Co-Chair for a related Task Force (1997-2011), American Bar Association
  • Editor, Model Merger Agreement for the Acquisition of a Public Company (2011), American Bar Association
  • Co-Chair (1995-1996), Member (1992-1996), Corporations Committee, Business Law Section, State Bar of California
  • Editor-in-Chief, Guide to California Securities Law Practice, State Bar of California
  • Fellow, The American College of Governance Counsel, Inaugural Class (2015)
  • Chairman of the Board (2009-2016), ALearn
  • Honoree, Distinguished Volunteer Fundraiser (2015), Association of Fundraising Professionals Silicon Valley Chapter
  • Trustee, Board of Trustees (2016-present), The College of Wooster
  • Director, San Francisco Advisory Board (2016-present), Facing History and Ourselves
  • Senior Fellow (2016-present), American Leadership Forum, Silicon Valley
  • Member, HiPower Executive Women Leadership Program
  • Senior Warden (2007-2008), All Saints Episcopal Church, Palo Alto
  • Vestry (2005-2008, 2013-2016), All Saints Episcopal Church, Palo Alto
  • Search Committee (2004 and 2010), All Saints Episcopal Church, Palo Alto
  • Co-Chair of Stewardship Committee and Every Member Canvass (1995-1997), All Saints Episcopal Church, Palo Alto
  • Co-founder (2013-present), Building Bridges

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