Mary-Margaret Bierbaum, Attorney at Law


Ms. Bierbaum has been in Private Practice since 1990 and established her own firm in February 1992. Prior to that, she worked with the Santa Cruz, San Francisco, and San Benito District Attorneys' Offices as an Assistant DA, 1983-1990. Ms. Bierbaum has extensive jury trial experience and has handled numerous court trials (before a Judge) including preliminary hearings, motions, and sentencing hearings. She also advocates for respondents at DMV hearings and has successfully retained driver's licenses (prevented suspensions), in over 40% of cases.


  • Specialized Training in Civil Mediation
  • University of Colorado School of Law, Boulder, Colorado: J.D. Degree; Semi-Finalist, Western Region Trial Competition
  • University of California, Berkeley, California A.B. with Distinction, Psychology


  • DUI reduced to Wet Reckless, September 2014
  • DUI reduced to Dry Reckless, August 2014
  • Exhibiting Deadly Weapon, Public Intoxication, Failure to Appear,
  • Expunged, May 2014
  • Petty Theft Dismissed, May 2014
  • Petty Theft Dismissed April 2014
  • Petty Theft Dismissal, February 2012
  • Domestic Violence Dismissa, February 2012
  • DUI (0.18 BAC) reduced to "wet reckless", June 2011
  • Felony Grand Theft Reduced to Infraction Disturbing the Peace, March 2010
  • DUI (Under 21 with .05 BAC) Acquittal at Court Trial and Reversal of Suspension, January 2010
  • DUI (0.11 blood) acquittal by jury, BOTH counts, December 2008.
  • Resisting arrest (148 P.C.) Dismissal on day of jury trial, by DA, 2008.
  • DUI (b) count acquittals by Court, August 2007 and September 2006
  • DUI (0.15 BAC) reduced to "wet reckless", March 2007
  • DUI (0.13 BAC) dismissal, 2005
  • Succeeded in having 7th Avenue, Santa Cruz, declared a "speed trap" regarding radar speed enforcement, 2004.
  • Domestic Violence dismissal in 2003 at jury trial
  • Three SIGNIFICANT DUI dismissals in 2002: two were over .20 BAC, two were second offenses, and one was a third offense!
  • Secured a "Finding of Factual Innocence" in Gilroy, 1994

We are happy to generically discuss our "track record", and Court & DMV victories on the phone, but due to client confidences, which we strictly honor, we will not use names NOR list these WINS, even in a so-called "anonymous" manner, on the internet.


Recognition and Accomplishments:

Appeared on Panel for "Voices From The Village" for Shows Airing in 2002, 2005 & 2009

Northern California Super Lawyer, 2006 - 2008

Pro Tem Traffic Referee, 2003 - 2006

Pro Tem Judge, Small Claims Court, 2001 - 2004

Strathmore's Who's Who for 2001 - 2002

International Who's Who in Entrepreneurs, 2001

National Register's Who's Who in Executives & Professionals

Ms. Bierbaum was cross-designated as a U.S. Prosecutor, while she was a Santa Cruz Deputy District Attorney, to assist the San Jose U.S. Attorney's Office in the "Golden Dragon" case, which involved 11 tons of Thai weed importation.

Ms. Bierbaum was also a Volunteer Firefighter/E.M.T., Fire-Safety Officer, and founding member of the local fire brigade near her home.

Other Interests:

In her spare time, Ms. Bierbaum enjoys biking, yoga, pilates, kayaking, swimming and volunteering at Pacific Cultural Center.

The Law Offices of Mary-Margaret Bierbaum

Phone: 831-462-6099
Fax: 831-427 -5524

Mailing Address:
P.O. Box 24
Santa Cruz, CA 95063


This web page is not intended to provide legal advice. Please be aware that statutes and the courts' interpretation of them change over time.

An attorney-client relationship cannot be established with Mary-Margaret Bierbaum simply by reading this website; that can be done only by contacting Ms. Bierbaum and by mutually agreeing on such a relationship. You may use email to contact Ms. Bierbaum or her assistants, but do not email any confidential material or information before an attorney-client relationship has been established.

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