About William

William Mauzy is a prominent criminal defense attorney based in Minneapolis, Minnesota, with a experience spanning over 30 years. Since becoming a member of the Minnesota State Bar in 1973, he has dedicated his career to defending clients against many criminal charges. His practice, Mauzy Law Office, P.A., is situated at 650 Third Avenue South, Suite 260, Minneapolis, MN 55402. The firm specializes in various aspects of criminal defense, including white-collar crimes, DUI & DWI cases, and other serious offenses. Mr. Mauzy earned his Juris Doctor cum laude from the University of Minnesota Law School in 1973. Prior to that, he obtained a Bachelor of Arts from Carleton College, laying a strong educational foundation for his legal career. While attending law school, he gained inexperience by clerking for the State Public Defender’s Office, where he was immersed in the details of criminal law.

This early exposure helped shape his approach to defense and set the stage for his future successes in the courtroom. Throughout his career, Mr. Mauzy has successfully tried over 100 cases in both state and federal courts. His innovative strategies have led to significant victories, including being the first attorney in Minnesota to employ the battered woman syndrome defense in a murder trial. This groundbreaking approach not only showcased his legal acumen but also highlighted his commitment to advocating for clients facing complex circumstances. His track record includes securing acquittals in intricate white-collar fraud cases and high-profile homicide trials, further establishing his reputation as a formidable defense attorney. Recognition for his professional achievements is evidence of Mr. Mauzy's dedication to excellence in the legal field.

He is a Fellow of the American College of Trial Lawyers, an honor reserved for the top 1% of lawyers in the nation. Since 1991, he has consistently been named a Super Lawyer, an accolade that shows his expertise and standing among peers. Additionally, he has been listed in Best Lawyers in America for both white-collar and non-white-collar criminal defense, further solidifying his status as a leading attorney in Minnesota. Mauzy Law Office, P.A. is known for its extensive trial experience and innovative defense strategies. Clients from across Minnesota choose the firm for its commitment to providing dedicated representation in many cases, from white-collar crimes to serious violent offenses. Mr. Mauzy is admitted to practice in Minnesota and Wisconsin, as well as several federal courts, including the U.S.

District Court for the District of Minnesota, the U.S. Court of Appeals for the Eighth Circuit, the U.S. Supreme Court. The U.S. Tax Court. This broad scope of practice allows him to effectively advocate for clients facing diverse legal challenges.

Accepted Jurisdictions

Minnesota

Court Admissions

U.S. District Court for the District of Minnesota U.S. District Court · Admitted 1974
U.S. Court of Appeals for the Eighth Circuit U.S. Circuit Court · Admitted 1975
U.S. Supreme Court U.S. Supreme Court · Admitted 1976
U.S. Tax Court Tax Court · Admitted 1986
Wisconsin State Courts State Supreme Court · Admitted 2011

Types of Cases Handled

Criminal Defense White Collar Crimes DUI & DWI

Legal Services Scope

Trial Appeals

Professional Associations

Minnesota State Bar

has membership Current

Office Locations

Main Office

 800 Hennepin Ave Minneapolis MN 55403