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Pillsbury Pillsbury Pillsbury
San Francisco
Four Embarcadero Center
22nd Floor
San Francisco, CA 94111-5998
Tel. +1.415.983.1621
Fax. +1.415.983.1200
State of California
J.D., Stanford Law School, 1975
Member, Law Review
M.A., University of California, Los Angeles, 1970
A.B., Stanford University, 1969
with distinction, Phi Beta Kappa


Mary B. Cranston

Mary B. Cranston
Retired Senior Partner

Mary Cranston is a retired senior partner and immediate past chair of Pillsbury.

In her eight years as Chair, she expanded the firm from a regional California base into an international platform through two of the largest law firm mergers in history, and added seven offices. While Chair, she also achieved top-10 rankings among American law firms for women and minority partners through the introduction of innovative diversity and work-life programs.

Ms. Cranston has been practicing complex litigation, including antitrust, telecommunications and securities litigation since 1975, and she is a member of the American College of Trial Lawyers. She has been named one of "The 100 Most Influential Lawyers in America" by the National Law Journal, one of two "Best Law Firm Leaders in the United States" by Of Counsel and has been profiled as "One of the Best Female Antitrust Lawyers in the World" by Global Competition Review. In 2005, she was the recipient of the Margaret Brent Award, the American Bar Association’s highest award for women lawyers given for legal excellence and for paving the way for other women lawyers.

She is on the boards of GrafTech International, VISA, Inc., Juniper Networks, International Rectifier, Stanford University, the San Francisco Ballet, and Catalyst. She is the current Chair of the Board of the Commonwealth Club of California.

Honors & Awards
  • Legal 500 US, Mergers, Acquisitions and Buyouts: Antitrust: West Coast (2009)
  • PLC Which Lawyer?, Competition/Antittrust—San Francisco and Silicon Valley (2007)
  • California Antitrust Lawyer of the Year, California State Bar Antitrust and Unfair Competition Section (2008)
  • Diversity Award, State Bar of California (2008)
  • Margaret Brent Women Lawyers of Achievement Award, American Bar Association (2005)
  • 100 Most Influential Women in Business, San Francisco Business Times (2005)
  • Top 100 Lawyers in California, Los Angeles and San Francisco Daily Journals (2005)
  • 50 Most Influential Business Women in the Bay Area, San Francisco Business Times (1999-2005)
  • ABA Commission on Women (2005)
  • The 100 Most Influential Lawyers in America, National Law Journal
  • Best Law Firm Leaders in the United States, Of Counsel
  • The 100 Most Influential Lawyers in California, Los Angeles Daily Journal
  • Recommended Attorney, Expert Guide to Competition & Antitrust Lawyers
  • One of the Best Female Antitrust Lawyers in the World, Global Competition Review
  • Athena Award, Professional Accomplishments and Community Service, Athena International
  • Stanford Associates Award, Distinguished Service, Stanford University
  • Distinguished Jurisprudence Award, Anti-Defamation League
  • Summit Award for Women Explorers, Learning for Life Program
  • Award of Merit, Bar Association of San Francisco
  • Super Lawyers

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