Thomas W. Casparian
(310) 393-4000
Awards & Honors

Thomas W. Casparian


Thomas W. Casparian is a partner in Gilchrist & Rutter and an appellate law specialist. His trial and appellate practice focuses on commercial, business, real estate, environmental and employment litigation.

Mr. Casparian represents clients in land use and real estate development, providing counsel on entitlement strategies, CEQA compliance, and protecting projects from litigation challenges. He has extensive experience litigating land use entitlement issues and disputes with municipalities and other governmental agencies at the trial and appellate court levels. Mr. Casparian handles state and local administrative and regulatory matters and related government agency proceedings on behalf of developers and large property owners.

Prior to joining Gilchrist & Rutter, Mr. Casparian served as Deputy Attorney General, California Department of Justice.

Mr. Casparian has extensive appellate experience and is named as counsel on approximately twenty published state and federal appellate decisions, including: Everett v. Mountains Recreation and Conservancy Authority (2015) 239 Cal.App.4th 541; Carson Harbor Village, Ltd. v. City of Carson (2015) 239 Cal.App.4th 56; 218 Properties, LLC v. City of Carson (2014) 226 Cal.App.4th 182; Colony Cove Properties, LLC v. City of Carson (2013) 220 Cal.App.4th 840; Chino MHC, LP v. City of Chino (2012) 210 Cal.App.4th 1049; Goldstone v. County of Santa Cruz (2012) 207 Cal.App.4th 1038; Pacific Palisades Bowl Mobile Estates, LLC v. City of Los Angeles (2012) 55 Cal.4th 783 (representing amicus curiae); Colony Cove Properties, LLC v. City of Carson, 640 F.3d 948 (9th Cir. 2011); Colony Cove Properties, LLC v. City of Carson (2010) 187 Cal.App.4th 1487; Carson Harbor Village v. County of Los Angeles, 433 F.3d 1260 (9th Cir. 2006); Carson Harbor Village, Ltd. v. Unocal Corp., 287 F.Supp.2d 1118 (C.D. Cal. 2003); El Dorado Palm Springs, Ltd. v. Board of Supervisors, 104 Cal. App. 4th 1262 (2002); El Dorado Palm Springs, Ltd. v. City of Palm Springs, 96 Cal. App. 4th 1153 (2002); Carson Harbor Village, Ltd. v. City of Carson Mobilehome Rental Review Board, 70 Cal. App. 4th 281 (1997); People v. Grant (1999) 20 Cal.4th 150.


  • Obtained over a dozen writs of mandate against cities and counties that denied or imposed illegal conditions of approval on development permits.
  • Lead counsel in six-day jury trial in successful defense of landlord and property manager of Santa Monica Main Street trophy building against claims by former tenant for millions of dollars in lost profits, and successful counter-claim by landlord against tenant and guarantor for over $200,000 unpaid rent. 
  • Co-lead counsel with O’Melveny & Myers in successful Federal Court jury trial against City of Carson for regulatory taking and damages.  Obtained judgment for developer client for over $8 Million.
  • Lead counsel in successful, ground-breaking California case involving conversion of a manufactured housing community from rental to condominium resident ownership.
  • Represent clients before dozens of city and county Planning Commissions, City Councils and Boards of Supervisors to obtain entitlements and permitting for new and existing developments.
  • Lead counsel in successful prosecution of claim for damages against public entity for regulatory taking that set limitations on a local municipality to impose conditions on real estate development.
  • Lead counsel in successful prosecution of an appeal against a county board of supervisors that established an important principle on Proposition 8 regarding reductions in property values.
  • Prosecution of claim seeking remediation costs from responsible parties under the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA).
  • Prosecution of claims against public entity that established appropriate standards for local rental review board.
  • Represent clients in employment, real estate, insurance, contract, corporate and general tort disputes.
  • Prior to entering private practice, represented the State of California as Deputy Attorney General before the California Court of Appeals, U.S. District Court for the Central District of California, and 9th Circuit Court of Appeals.

Published Works

  • Mountains Recreation and Conservation Authority Wins Key Decision (PDF), September 2015
  • Housing Boon, Daily Journal, October 18, 2007
  • Tensions Between Class Actions And The Liberal Standing Requirements For Private Attorney General Actions Brought Under California's Unfair Competition Law, Business and Professions Code Section 17200 (Co-Author), Unfair Competition Claims, Practising Law Institute, 2004
  • The Road(blocks) to El Dorado, WMA Reporter, June 2002
  • Shared Responsibility, Los Angeles Daily Journal, December 13, 2000
  • Good Deed Punished, Cal. Law Business, January 31, 2000


See all

Total Victory for G&R Clients After Six-Day Jury Trial

After a six-day jury trial and two additional days of jury deliberations, G&R Partner Read more

Posted 07/05/2017

Thomas Casparian Certified at Appellate Law Legal Specialist by California State Bar

Partner Tom Casparian is certified as a Specialist in Appellate Law by the California State Bar. Fewer than 300 attorneys are certified A... Read more

Posted 05/22/2017

Gilchrist & Rutter Announces Our 2017 Super Lawyers

Gilchrist & Rutter is pleased to announce that eight of its attorneys have been named 2017 Southern California Super Lawyers: Thomas ... Read more

Posted 05/22/2017

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