About Gregory R. Shaughnessy

Gregory R. Shaughnessy is a San Francisco Bay Area lawyer focusing on construction, real estate, insurance and commercial litigation. He has served as counsel in disputes and transactions involving major civil and building projects throughout California and the Asia/Pacific region. His clients have included landowners, developers, general contractors, subcontractors and suppliers.

Prior to forming the Law Offices of Gregory R. Shaughnessy, Mr. Shaughnessy was of counsel at Thelen Reid & Priest from 1998 to 2006. He has also served as general counsel for the International Division of Sumitomo Mitsui Construction Co. Ltd. in Tokyo, Japan from 1996 to 2016, as well as general counsel for Sumitomo Construction America Inc. in Long Beach and Burlingame, California, from 1993 to 1995. He also served as an associate at Thelen, Marrin, Johnson & Bridges in San Francisco from 1987 to 1993.

Credentials And Professional Affiliations

Mr. Shaughnessy earned both his bachelor’s degree (1979) and law degree (1987) from the University of California-Berkeley. Upon completing law school, he was promptly admitted to the State Bar of California in 1987 and later was authorized to practice in the Northern, Eastern and Central Federal District Courts in California.

Professional Affiliations:

  • American Arbitration Association, panelist, Northern California Commercial Panel of Arbitrators
  • American Bar Association, section on litigation; Forum Committee on the
    Construction Industry
  • Associate member, California Associated General Contractors; member,
    Legal Advisory Committee
  • Frequent lecturer and author of numerous articles in professional publications
    on issues of significance to the construction, real estate and insurance industries
  • Licensed general building contractor, California

To see how the Law Offices of Gregory R. Shaughnessy can help you, contact him online or call him at 415-435-2409 to schedule an initial consultation in his Tiburon office.