David W. Kesselman

Manhattan Beach, California

David W. Kesselman is a Partner of Kesselman, Brantly & Stockinger LLP.  Prior to founding KBS, Mr. Kesselman was a partner in the highly regarded antitrust and litigation boutique, Blecher & Collins, P.C., in Los Angeles. He began his legal career at the international law firm, Jones Day.  Mr. Kesselman has represented plaintiffs and defendants in complex litigation matters including: antitrust, unfair competition, business tort, copyright, class action, and employment cases. Mr. Kesselman has significant trial experience and has argued cases in both federal and state appellate courts. He has also provided antitrust counseling and compliance advice to corporations. He was selected as a Southern California Rising Star every year from 2005 to 2013, and was named a South California Super Lawyer for his expertise in antitrust law in 2015, 2016, and 2018.

For many years, Mr. Kesselman has served as an adjunct professor of law at Loyola Law School, where he has taught courses in U.S. and Global Antitrust Law.  He has served on the executive committee for the California State Bar's Antitrust and Unfair Competition section and currently serves as a Vice Chair of the Los Angeles County Bar's Antitrust and Unfair Corporation Section.  He is also a contributing author and editor of the leading treatise in California on antitrust and unfair competition law.

Mr. Kesselman received his J.D. from the University of California, Davis, where he was a member of the law review and received the U.C. Davis Lasky Antitrust Award.  He holds an M.A. from the London School of Economics in International History.  He received his B.A. from the University of California, Irvine, where he majored in political science and served as student body president.


Areas of Practice

  • Antitrust and Trade Regulation
  • Business Litigation
  • Intellectual Property
  • Class Actions


  • University of California, Davis School of Law, Davis, California - 1999
  • The London School of Economics - 1995
  • University of California, Irvine - 1994

Published Works

  • Contributing author and editor of the leading treatise in California on antitrust and unfair competition law
  • Vertical Price-Fixing: Why California’s Per Se Rule Against Resale Price Maintenance Is Actually Good For Businesses and Consumers: Plaintiff Perspective, Competition, The Journal of the Antitrust and Unfair Competition Law Section of the State Bar of California, Fall, 2013
  • Health Industry, chapter in California Antitrust & Unfair Competition Law (Revised), The Antitrust and Unfair Competition law Section of the State Bar of California, 2015


  • Adjunct Professor, Loyola Law School, teaches courses in U.S. and Global Antitrust Law
  • Lecturer, Business Law, California State University, Northridge , 2010 - Present
  • Adjunct Professor, Antitrust Law, Loyola Law School , 2009 - 2013
  • Antitrust Law, Loyola Law School, 2017

Honors and Awards

  • Southern California Super Lawyer, 2015 - 2018
  • Rising Star Super Lawyer, 2005-2013

Professional Associations and Memberships

  • California State Bar’s Antitrust and Unfair Competition section, executive committee
  • Los Angeles County Bar’s Antitrust and Unfair Corporation Section, Vice Chair
  • American Bar Foundation, Fellow
  • Association of Business Trial Lawyers, Member

Past Employment Positions

  • Blecher & Collins, P.C., in Los Angeles, Partner
  • Jones Day