Joseph Lumsdaine, Partner Emeritus

Joseph Lumsdaine is currently Partner Emeritus and Of counsel to TLD Law, LLP having served as partner from 1981 through 2014. He continues to serve selected clients in matters related to probate, trusts, business and estate planning, elder law and related litigation.

Mr. Lumsdaine joined TLD Law in 1979 after working as a trial attorney for the federal government and for a labor law firm in Los Angeles. He was named partner at TLD Law in 1981 and senior partner in 2011. In his more than 40 years of legal practice, Mr. Lumsdaine has concluded over 50 state and federal jury and court trials to verdict, as well as numerous arbitrations and administrative hearings involving business disputes, personal injury, real estate, and probate and trust litigation.

He has been appointed numerous times by the Los Angeles County Superior Courts to serve as a Probate Volunteer Panel attorney, as Judge Pro Tem, and as Mediator. Pepperdine University School of Law has certified him for the completion of their mediation training program. Mr. Lumsdaine regularly attends either the USC or the UCLA Probate Update Conferences.


  • Martindale-Hubbell AV Rating
  • Southern California SuperLawyers®, 2009 – 2022
  • LA Magazine Top Lawyers in Southern California
  • Southeast District Bar Association Attorney of the Year
  • ARC Community Service Award
  • YMCA Distinguished Service Award


  • Member, Los Angeles County Bar Association
  • Past Board Member and Former Board Chair, YMCA,
  • Past President, Downey Chapter Habitat for Humanity
  • Past President and Board Member, Southeast District, Bar Association
  • Former President and Board Member, ARC Southeast Los Angeles County
  • Deacon, Archdiocese of Los Angeles
  • Past Coach and Manager, East Long Beach Pony Baseball League teams


  • University of California at Berkeley (B.A., 1973)
  • University of California at Berkeley (J.D., 1976)
  • Saint Mary’s University of Minnesota (M.A. 2006)


  • California, 1976
  • S. District Courts, 1976
  • S. Appellate Courts, 1979
  • S. Supreme Court, 2004

(562) 923-0971


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