Representative Matters

Ray Tamaddon focuses his practice in insurance coverage disputes, benefits disputes, bad faith claims, business and commercial litigation and transactions, and labor and employment matters.

Mr. Tamaddon has served as lead counsel in large-exposure complex insurance coverage cases throughout the West Coast and Hawaii. He has first-chaired numerous jury trials and arbitrations, and frequently briefs and argues insurance issues of first impression. He also has extensive experience litigating business disputes, as well as representing clients in a variety of transactional matters.

Mr. Tamaddon also represents employers in a wide variety of employment litigation, including discrimination claims, employment contracts, retaliation claims and sexual harassment claims. He counsels employers regarding employment issues, assists with their internal investigations and advises on containing their risk exposure and avoiding litigation.

Professional Background

Mr. Tamaddon joined Hinshaw & Culbertson LLP in January 2011. From 2006 until joining Hinshaw, he headed his own firm, Tamaddon Law Group, in Woodland Hills, California.

From 1989 to 1991, Mr. Tamaddon was an associate at Morris, Polich & Purdy, and also Parkinson, Wolf & Leo (now dissolved), both in Los Angeles. He joined Rosenfeld, Meyer & Susman, LLP, in Beverly Hills, California, where he remained until 1997.

Mr. Tamaddon worked as a Major Claims Senior Coverage Litigation Attorney for Berman & Aiwasian (an in-house litigation firm for Resolute Management, Inc., a Berkshire Hathaway Company) from 1997 to 2003, and again from 2004 to 2006.

From 2003 to 2004, Mr. Tamaddon was a senior attorney at Wood & Bender, LLP, in Ventura, California.

Mr. Tamaddon’s law school accomplishments include the Stone Moot Competition. He was selected for moot court judge and advisor, and was the recipient of an American Jurisprudence Award.

Mr. Tamaddon has presided over mandatory settlement conferences as a mediator at Beverly Hills Municipal Court. He holds a California Real Estate Broker’s license.

Representative Matters

Some of Mr. Tamaddon’s clients have included Insurance Company of North America, ACE USA, CIGNA Insurance & Casualty Company, Whittaker Corporation and Universal Studios. A selection of his representative cases and matters includes:

  • Prevailing on dispositive motions involving insurance coverage issues of first impression, including various policy exclusions and provisions and issues unique in excess and umbrella policies.
  • Defense of employment-related claims in state court.
  • Litigation of intellectual property cases including trademark, unfair competition and copyright cases in federal court.
  • Litigation of real estate cases involving breach of lease agreements, easement and trespass issues.
  • Serving as panel counsel to a number of insurers.
  • Reversal of U.S. District Court decision before the U.S. Court of Appeals, Ninth Circuit, in Beardsley v. Mutual Service Casualty Insurance Company (9th Cir., 2004 WL 2370556), involving a CGL employment exclusion.
  • Numerous binding arbitrations and mediations.
  • Assisting small businesses with management and oversight of outside counsel, as well as analysis and auditing of legal fees.
  • Review, negotiation and drafting of a variety of contracts and settlement agreements.


Mr. Tamaddon was a co-editor of a prior firm’s newsletter and during his undergraduate studies he was a writer for The Bowdoin Advocate. His other publications include:

  • “One-Sided Fee Scheme in California Fair Employment Act,” Daily Journal, August 29, 2012.
  • “Indirect Light: Recovery of Lost Profits for Non-Infringed Items in copyright Litigation,” Daily Journal, April 24, 1997.
  • “When Does the Potential for Coverage Arise?” Daily Journal, March 20, 1995.


J.D., Boston University School of Law, 1989

A.B., Government and Economics, Bowdoin College, 1986