Donald R. Pepperman's Profile Image

Donald R. Pepperman

Phone: (213) 622-4222

Donald R. Pepperman is the managing partner of Blecher Collins & Pepperman. He has broad experience in complex civil litigation, including antitrust, intellectual property, and class actions. During his 32 years with Blecher Collins & Pepperman, he has successfully represented plaintiffs and defendants in both federal and state courts and mediations.

He is an AV-rated attorney and certified by the UCLA Anderson Graduate School of Management in Board Directorship and Corporate Governance. In 2011, he was selected as a “Super Lawyer” for the Southern California area.

Mr. Pepperman has handled complex civil antitrust and intellectual property litigation involving photocopier/imaging equipment; sports franchise relocation; biotechnology; healthcare products and services; transportation; motion picture exhibition; food processing; consumer goods; computer hardware/software; and various other industries.

Representative Matters

  • Represented the NBA Clippers basketball franchise in relocation to Los Angeles.
  • Represented large biotechnology firm in antitrust action involving cancer and pregnancy screening by reagents.
  • Represented class against large chain of premium coffee and tea outlets in wage and hour action.
  • Defended supplier of electric slaughterhouse products in predatory pricing antitrust action.
  • Represented patent owner in infringement actions against developers of optical character recognition software.
  • Represented designer and manufacturer of modems in monopolization antitrust action against low earth orbit satellite service provider.
  • Represented provider of temporary nursing services in antitrust price fixing action against major hospitals in Arizona.
  • Represented various movie theaters in disputes over motion picture allocations and royalties.
  • Represented retailer in distribution contract dispute against crystal manufacturer.
  • Represented designer and distributor of computerized real estate valuation software in derivative action and contract dispute against major title corporation.
  • Defended accounting firm in class action alleging audit mismanagement.
  • Represented trigger sprayer supplier in antitrust monopolization action involving exclusive dealing agreements.
  • Represented large plumbing and hardware supplier in RICO Act litigation alleging bribery/kickbacks.
  • Represented swimming pool equipment and hardware manufacturer in exclusive dealing antitrust action.


  • The State Bar of California
  • U.S. Supreme Court
  • U.S. Courts of Appeals for the First, Eighth, and Ninth Circuits
  • U.S. District Courts for the Central, Southern, and Northern Districts of California
  • U.S. District Court for the Eastern District of Pennsylvania

Honors and Distinctions

  • 2011 Southern California “Super Lawyer”
  • UCLA Anderson School Director Training and Certification Program, 2008

Professional Associations and Memberships

  • The State Bar of California, Antitrust, UCL & Privacy Section
  • American Bar Association, Antitrust Section
  • Association of Business Trial Lawyers, Board of Governors, 2008-2012
  • Los Angeles County Bar Association, Antitrust and Unfair Business Practices Section