David Diamond Photo

David D. Diamond

Founding Attorney
  • Profile
  • Credentials
  • Associations
  • Community Involvement


As a skilled Los Angeles trial lawyer, State Bar Certified Criminal Law Specialist, Mock Trial instructor, former Police Commissioner and Adjunct Professor of Law, Mr. Diamond has experience handling cases involving all felony and misdemeanor offenses. He also has litigated asset forfeiture matters and civil trials. In fact, during a gang/robbery case in the Compton courthouse, the Judge called Mr. Diamond "one of the best I've seen."

He handled the matter dubbed by the media as the "Bling Ring"-- a case involving the burglaries of Los Angeles celebrities in 2008. Believing in second chances, Mr. Diamond also helps clients who have been arrested, charged, or convicted of a crime expunge their criminal records. He also helps clients who have been unfairly named in restraining orders to defend their rights and freedoms and also represents victims who are seeking protection. He trains other lawyers on restraining order litigation through a State Bar approved MCLE lecture.

Mr. Diamond has also argued appeals before the:

  • District Court of Appeals, State of California
  • Los Angeles Superior Court, Appellate Division
  • Riverside Superior Court, Appellate Division

He has litigated thousands of felonies and misdemeanors and hundreds of restraining orders throughout the State of California. His top-tier abilities have been recognized in:

  • The National Trial Lawyers: Top 100 Trial Lawyers
  • Board of Governor’s- California Attorneys for Criminal Justice
  • SuperLawyer 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024

He also serves as a Grade IV bar panel attorney, appointed and vetted by the courts to represent indigent defendants in the Los Angeles County Public Defender’s IDCO program.

In his spare time, Mr. Diamond is a volunteer football and baseball coach and a member of the National Youth Sports Coaches Association, having been recognized by the former Mayor of Los Angeles for his work with the youth.


Attorney David Diamond is a State Bar Certified Criminal Law Specialist. This means that he has met the requirements to obtain such a certification set forth by The State Bar of California -- a certification that less than 4 percent of licensed attorneys have. Certified specialists have demonstrated a high level of competence in their specialized field of law by undergoing thorough evaluations conducted by a panel of experts in one of 11 areas of law and in 11 additional areas by the State Bar's certified partners.

Certified specialists are required to complete the following:

  • Pass a written examination
  • Provide favorable references from other attorneys and judges
  • Complete a minimum of 45 hours of continuing education in their specialty field
  • Undergo an inquiry by the appropriate Commission for any disciplinary actions for professional misconduct


Los Angeles criminal defense attorney David Diamond was published in the Valley Lawyer, a publication provided by the San Fernando Valley Bar Association, for an article entitled: "Medical Marijuana Overview: The Law and Its Ambiguities." The article summarizes the ambiguous laws surrounding medicinal marijuana, its uses and users, and the dispensaries that are continuously prosecuted.

View the article on pages 28-29 here: Medical Marijuana Overview: The Law and Its Ambiguities. He also wrote an article for Super Lawyer Magazine, 2010, entitled: "What Constitutes Driving for a DUI?" And authored the writing in "Valley Lawyer, January 2011, Criminal Law Year in Review" - Click here to read.


Attorney David Diamond has been called on as a guest speaker and legal expert for numerous media outlets, specifically on the high profile Zimmerman murder trial involving the shooting death of 17-year-old Trayvon Martin in Florida.

Attorney Diamond was also guest speaker on:

  • Financial Survivor Network
  • Amy Beth Arkawy Show
  • The Think Tank (AM 870/FM 105.3)
  • Newstalk AM 1470 in Tampa Bay
  • America's Radio News
  • Criminal Law - National Youth Leadership Forum
  • Fox New Los Angeles



  • SCALE Program; J.D. Southwestern University School of Law (2 year accelerated program)
  • International Relations and Political Science, Michigan State University
  • National Association of Criminal Defense Lawyers (NACDL)
  • California Attorneys for Criminal Justice - Former Member Board of Governors
  • American Bar Association, Criminal and Juvenile Justice section
  • Criminal and Juvenile Justice
  • The National Trial Lawyers: Top 100 Trial Lawyers
  • Beverly Hills Bar Association
  • Santa Clarita Valley Bar Association
  • San Fernando Valley Bar Association
  • American Association for Justice (AAJ)
  • California Public Defender's Association
  • Ventura County Bar Association
  • Legal Education Conference Center Former Bar Grader
  • High School Mock Trial Coach - Ventura and Los Angeles County
  • California Board of Legal Specialization
    California Board of Legal Specialization
Community Involvement

Mr. Diamond continues to teach both high school and law school students the art of trial advocacy. He has been a special guest lecturer on both the rules of evidence and how to maintain confidence in the courtroom. He has coached trial advocacy/mock trial teams to compete in national competitions throughout the nation. Mr. Diamond has served as an Associate Adjunct Professor of Law at Southwestern School of Law in the Trial Advocacy Honors Program. He was also an Associate Professor of Criminal Justice at National University and is currently an Adjunct Professor at Woodbury University teaching “Courts and the Law.” From 2015-2019 he served on the Burbank Police Commission and was the Chair for two of those years. He also is the Director of the Criminal Justice and Mock Trial Program at a Los Angeles public high school.

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Real Results

  • Not Guilty Verdict CA v J.R.
  • Dismissed CA v A.C.
  • Argued Successfully CA v C.V.
  • Motion to Suppress the Stop and Search GRANTED CA v C.M.
  • New Trial Ordered CA v. M.E.
  • Motion to Suppress Evidence, Case Dismissed CA v. M.G
  • Hung Jury One Count Carjacking, Gang Enhancement
  • Reduced to Seven Years Client Facing 3rd Strike (Life in Jail)
  • Reduced to Public Intoxication DUI
  • Reduced to Exhibition of Speed DUI