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William M. Lange

Associate Attorney

Location: San Diego
Phone: (619) 696-9500 (Ext. 127)
Direct: (619) 546-5567
Fax: (619) 615-5290
Email: [email protected]

William Lange is an associate attorney in the firm’s San Diego office.  Mr. Lange is a member of the Firm’s Dispute Resolution department and focuses on business and securities litigation and arbitration matters.

Mr. Lange has a bachelor’s degree from Duke University in history, with a minor in philosophy.  Mr. Lange graduated from the University of San Diego School of Law in 2017 where he proved his passion for advocacy as team captain of the University’s National Mock Trial Team.  Mr. Lange was selected as a member of the Order of the Barristers for exceptional written and oral advocacy and he was awarded the Michael T. Thorsnes award for most outstanding trial advocate.  Prior to attending law school, Mr. Lange taught the LSAT for Kaplan University while living in Las Vegas.

Prior to joining the Firm, Mr. Lange had a broad range of legal experience  including working as a judicial extern for the Honorable Jill L. Burkhardt of the U.S. District Court, Southern District of California, and as a certified legal intern for the San Diego County District Attorney.  Mr. Lange also has extensive experience in the field of estate planning providing strategic planning to protect clients’ assets and wealth transfer plans, and he has litigated a wide variety of disputes including employment, family law, and commercial business disputes. 

When Mr. Lange is not busy advocating on behalf of his clients, he spends his free time coaching the University of San Diego School of Law’s National Mock Trial Team.  If Mr. Lange is not teaching, you can find him golfing, traveling, or watching Duke basketball.




Bar Admissions:

  • California
  • U.S. District Court, Southern District of California
  • U.S. District Court, Central District of California

Professional Associations and Memberships:

  • Wallace Inn of Court
  • San Diego County Bar Association


  • University of San Diego School of Law, San Diego, California
    • Juris Doctorate – 2017
  • Duke University, Durham, North Carolina
    • Bachelor of Arts – 2007
    • Major: History
    • Minor: Philosophy