Chris Gekas

Constantine John (“Chris”) Gekas concentrates his practice on the preparation and trial of cases in a wide variety of substantive areas. Among Chris’ greatest strengths is his ability to break down complicated legal issues and relay them to judges and juries in a sensible, straightforward manner.

A veteran trial lawyer, Chris has tried over 60 jury trials to verdict and he has handled countless other contested non-jury evidentiary hearings and trials before federal, state, administrative, arbitration and mediation tribunals.

Chris is also an experienced appellate advocate, having briefed and argued over 40 appeals in federal and state appellate courts across the country. Among his notable victories is Walters v. Metropolitan Educational Enterprises, Inc., 519 U.S. 202 (1997), in which the United States Supreme Court determined the jurisdictional reach of Title VII of the Civil Rights Act of 1964. More recently, Chris authored an important amicus brief in Trustees of Stanford University v. Roche Molecular Sys., 131 S. Ct. 2188 (2011), cited by the Dissent of Justice Breyer.

In addition to his litigation practice, Chris regularly advises clients on a variety of transactional matters, including business, real estate and other types of contract negotiations and pre and post employment negotiations for employers and high level executives and employees.

Prior to founding Gekas Law Ltd., Chris gained a breadth of experience working in both the public and private sectors, including as the managing partner of a law firm, an Assistant United States Attorney, and as Regional Counsel for the United States Commodity Futures Trading Commission Division of Enforcement. His public service also includes an appointment as an Associate Counsel to the Committee on the Judiciary of the U.S. House of Representatives and as Counsel to the 1974 Impeachment Inquiry of President Richard M. Nixon.

Chris is rated AV by Martindale-Hubbell’s peer review rating system, the highest rating available.

Representative Experience


  • Representation of inventor in filing of amicus brief before United States Supreme Court in Trustees of Stanford University v. Roche Molecular Sys., 131 S. Ct. 2188 (2011), cited in Opinion of Justice Breyer.

  • Walters v. Metropolitan Education Enterprises, 519 U.S. 202 (1997): Successfully briefed and argued case before U.S. Supreme Court defining jurisdictional reach of Title VII of the Civil Rights Act.

  • Representation of former employee in trial and appeal in litigation that in part established parameters of Illinois cause of action for intentional infliction of emotional distress. Naeem v. McKesson Drug Co., 444 F.3d 593 (7th Cir. 2006).

  • Representation of investor against general contractor over extras and other issues: Primo Construction & Bldg. Inc. v. Pierini Iron Works, Inc., 2012 IL App (1st) 103553-U  (Ill. App. 1st Dist. 2012). 

  • Representation of inventor with prior employer in patent ownership dispute over computer software patents. 

  • Representation of internationally renown scientist researcher in establishing that qualified privilege applied to defamation claims arising from false allegations of research misconduct in academic research. 

  • Representation of inventor in trial and appellate proceedings in inventorship litigation against computer hardware manufacturer.

  • Representation of persons and entities in S.E.C. enforcement matters.

  • Representation of persons and entities in C.F.T.C. enforcement matters.

  • Representation of national produce broker and employees in dispute with competitor involving trade secrets, breach of fiduciary duty and Computer Fraud and Abuse Act.

  • Representation of land owners in trial of federal civil rights and state law nuisance litigation against Illinois municipality and railroad regarding damage to property from flooding caused by construction of municipal infrastructure.

  • Representation of commodity/options brokerage house in $220+ Million arbitration and related litigation against international sugar trader over violations of trading limits and forced liquidation.

  • Representation of national construction contractor in dispute over construction of Harris Theater in Chicago, Illinois.

  • Representation of investors in federal securities litigation involving massive international cross-border Ponzi scheme.

  • Representation of plaintiff asserting Americans with Disabilities Act claim against the Chicago Board of Education.

  • Representation of non-profit disabled corporation against consulting firm for alleged breach of consulting agreement.

  • Representation of class of depositor/investors in litigation regarding flawed conversion of mutual savings and loan to stock savings bank pursuant to regulations of U.S. Comptroller of the Currency.

  • Representation of national accounting firm in litigation against former partners regarding breach of a non-disparagement clause of a restructuring agreement.

  • Representation of Vice President of Sales of hospital products manufacturer in breach of contract dispute.

  • Defense of medical products manufacturer in patent infringement action.

  • Representation of hi-tech medical products manufacturer in arbitration against former regional sales manager in non-competition dispute.

  • Representation of ownership in construction and breach of contract dispute with general contractor in conversion of large industrial building to residential condominiums.

  • Representation of introducing commodity/options broker against brokerage house regarding market emergency liquidations of accounts.

  • Representation of introducing commodity/options broker in action to enjoin untimely customer arbitrations.

  • Representation of a developer in real estate acquisitions, development and sales for commercial and residential real estate.

  • Representation of manufacturer of high end hospital diagnostic scanning equipment against former officers regarding trade secrets and non-competition.

  • Representation of hospital equipment manufacturer in breach of contract arbitration against distributor.
Gekas Law Ltd.    33 N. LaSalle    Suite 910    Chicago, Illinois   60602

Tel: (312) 726-4501  
  Fax: (312) 726-4505

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