Forensic Expert Witness Profile


Larry Steven Londre

Senior Marketing Executive; MBA, Marketing, USC; BS, Marketing and Business, USC; Lifetime Business Teaching Credential (California); Advanced Mgmt. Programs, Claremont University and USC.

Londre Marketing Consultants, LLC
6000 South Para Way, Third Floor
Los Angeles, CA 90094

Phone: 310-889-0220 z411
Fax: 310-889-0221


  • Senior, battle-tested Marketing, Advertising, Media expert
  • 16 years, 85+ cases; deposed, testified 46 times overall
  • Advertising Senior Lecturer at USC, Pepperdine, UCLA, CSUN
  • Presented at USC Gould Law, UCLA, Southwestern, Loyola Law
  • Marketing, Unfair competition, Deception, Sales, Trademarks
  • Breach of contract, Confusion cases with marketing
  • Intellectual property, Revenue, Deceptive advertising
  • Unfair business practices, Agencies, Clients, Partnerships
  • Business, Photography, Customs, Practices, Tradedress
  • Violations of Lanham Act, deceptive advertising, marketting



Larry Steven Londre: An expert witness in Marketing, Advertising, Trademark, Patent, Promotion, Breach of Contract, Unfair Competition, Misleading advertising, Custom and Practice, Lanham and Robinson-Patman Act Violations, and others.

Litigation support, approximately 53% plaintiff and 47% defendant cases.

An expert witness in over eighty matters throughout the US; California, Arizona, New York, Nevada, Texas, Florida, Washington, North Carolina, South Carolina, Michigan, Minnesota, Missouri, Pennsylvania, Kansas, and Utah, as well as before the American Arbitration Association and JAMS

MBA in Marketing (Dean’s List), University of Southern California

Certified Forensic Litigation Consultant (CFLC)™ Forensic Professional (FEWA), July 2015; renewed on December 17, 2018 and valid through December 31, 2021.

An expert witness in Marketing and Advertising: California Department of Justice; State of Washington, Office of Attorney General; State of California, State Attorney General; Alameda County District Attorney; Monterey County District Attorney; Santa Cruz County District Attorney; Office of the San Diego City Attorney; Office of Los Angeles City Attorney; Alameda Corridor-East Construction Authority California Alcoholic Beverage Control Board.

Active committee chair, board member and volunteer of the Advertising Club of Los Angeles from 1983 – present, which merged into ThinkLA. Plus active executive board officer, Treasurer, board member and chair in AIEF, which evolved into Ad Relief.

Curriculum vitae

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