Trusted Advisors And Advocates For Our Clients


Katherine Baille Sommer

Contact Me:


Katie B. Sommer is an associate who practices in the areas of trust and estate litigation, estate planning, and business representation.

Katie graduated from the University of California at Santa Barbara, receiving a Bachelor of Arts degree in Psychology with a minor in Women Studies. She received her Juris Doctor from Whittier Law School in 2005, where she was a member of the Moot Court Honors Board. Katie previously worked as a Deputy District Attorney for the Los Angeles District Attorney's Office for eleven years, where she worked in numerous different departments focusing on felony criminal prosecution. She has conducted hundreds of hearings and prosecuted several jury trials.

Practice Areas

  • Estate Planning
  • Probate
  • Trust Administration
  • Wills


  • Whittier Law School, Costa Mesa, California
    • J.D. - 2005
  • University California Santa Barbara, Santa Barbara , California
    • B.A. - 2002

Bar Admissions

  • California, 2005

Current Employment Position

  • Associate Attorney


  • English

Fraternities or Sororities

  • Pi Beta Phi

Past Positions

  • Los Angeles District Attorney, District Attorney, 2008 to 2019