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  1. Professionals

Lawrence R. Desideri

Partner

General Counsel

Chicago

+1 312-558-5960

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  • Overview
  • Experience
  • Credentials
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Named a BTI Client Service All-Star, Larry’s ability to zealously advocate for his clients in court is well recognized. He has more than 30 years of experience litigating complex commercial, arbitration, and white-collar criminal defense matters. Larry also serves as Winston’s General Counsel.

Larry represents a variety of corporations in courts throughout the United States, and is a veteran of litigation matters involving a wide range of issues, including Uniform Commercial Code (UCC) and contract disputes, antitrust/price fixing, and fraud actions.

Key Matters

  • Certain Underwriters at Lloyds of London v. Abbott Laboratories. Successfully defended a recession claim and obtained an US$85M judgment on behalf of Abbott Laboratories under product recall insurance policy following a lengthy trial in the Circuit Court of Cook County.
  • Morningstar, Inc. v. The Mills Corporation. Obtained a fraud judgment after a trial on behalf of Morningstar, Inc. in connection with a long-term commercial real estate lease.
  • Motorola, Inc. v. Lemko Corp.; Huwai Technologies, Inc. Represented Motorola, Inc. in bringing action for theft of trade secrets.
  • Roadmaster Corporation v. General Electric Company. Defended a US$100M breach of warranty claim arising under the UCC.
  • United States v. General Electric Company. Successful defense of a criminal price-fixing action after six-week jury trial.
  • In re Flat Glass Antitrust Litigation II. Defended a nationwide class action alleging that PPG Industries, Inc. (PPG) conspired to fix prices and energy surcharges for construction flat glass from 2002 to 2006.
  • In re Automotive Refinishing Paint Antitrust Litigation. Represented PPG in a nationwide antitrust class action litigation alleging price fixing.
  • Crichton v. Golden Rule Insurance Company. Successfully defended a large class action challenge to health insurance premiums under the Illinois Consumer Fraud and Deceptive Practices Act.
  • JoAnn Howard and Associates P.C. v. Cassity, et al. Defended a major bank against a breach of fiduciary duty case arising from a large pyramid scheme.
  • Fox v. Prime Group Realty Trust, et al. Defeated a preliminary injunction to prevent a merger and defended against breach of fiduciary duty claims.
  • Credit Bureau Services Inc. v. Corelogic Inc. Successfully defended an alleged conspiracy to restrain trade in violation of the Sherman Act.
  • In re America Continental Corporation/Lincoln Savings and Loan Securities Litigation. Four-month jury trial regarding class action securities fraud claims arising out of the failure of Charles Keating’s Lincoln Savings and Loan.
  • United States v. National On Leong Chinese Merchants Society. Successfully defended a criminal RICO prosecution after five-month jury trial.

Larry was named to the 2025 Lawdragon 500 Leading Lawyers in America list for Commercial Litigation and was recognized by The Best Lawyers in America® for Commercial Litigation (2024–2025) and Criminal Defense: White Collar (2025). He was named an “Illinois Litigation Star” in the 2015 edition of Benchmark Litigation US. He has also been named a BTI “Client Service All-Star,” an elite group of attorneys nominated by clients in an objective, independent study as the very best in client service. 

Larry serves as Winston & Strawn’s General Counsel.

Capabilities

Commercial Litigation & Disputes
Antitrust/Competition
Litigation/Trials
Government Investigations, Enforcement & Compliance
Class Actions & Group Litigation
Financial Services
Medical Devices
Health Care
Insurance
Technology, Media & Telecommunications

Key Matters

  • Certain Underwriters at Lloyds of London v. Abbott Laboratories. Successfully defended a recession claim and obtained an US$85M judgment on behalf of Abbott Laboratories under product recall insurance policy following a lengthy trial in the Circuit Court of Cook County.
  • Morningstar, Inc. v. The Mills Corporation. Obtained a fraud judgment after a trial on behalf of Morningstar, Inc. in connection with a long-term commercial real estate lease.
  • Motorola, Inc. v. Lemko Corp.; Huwai Technologies, Inc. Represented Motorola, Inc. in bringing action for theft of trade secrets.
  • Roadmaster Corporation v. General Electric Company. Defended a US$100M breach of warranty claim arising under the UCC.
  • United States v. General Electric Company. Successful defense of a criminal price-fixing action after six-week jury trial.
  • In re Flat Glass Antitrust Litigation II. Defended a nationwide class action alleging that PPG Industries, Inc. (PPG) conspired to fix prices and energy surcharges for construction flat glass from 2002 to 2006.
  • In re Automotive Refinishing Paint Antitrust Litigation. Represented PPG in a nationwide antitrust class action litigation alleging price fixing.
  • Crichton v. Golden Rule Insurance Company. Successfully defended a large class action challenge to health insurance premiums under the Illinois Consumer Fraud and Deceptive Practices Act.
  • JoAnn Howard and Associates P.C. v. Cassity, et al. Defended a major bank against a breach of fiduciary duty case arising from a large pyramid scheme.
  • Fox v. Prime Group Realty Trust, et al. Defeated a preliminary injunction to prevent a merger and defended against breach of fiduciary duty claims.
  • Credit Bureau Services Inc. v. Corelogic Inc. Successfully defended an alleged conspiracy to restrain trade in violation of the Sherman Act.
  • In re America Continental Corporation/Lincoln Savings and Loan Securities Litigation. Four-month jury trial regarding class action securities fraud claims arising out of the failure of Charles Keating’s Lincoln Savings and Loan.
  • United States v. National On Leong Chinese Merchants Society. Successfully defended a criminal RICO prosecution after five-month jury trial.

Credentials

Education

Larry received a B.S., summa cum laude, from Northern Illinois University in 1980, and he received a J.D., summa cum laude, from the University of Illinois College of Law in 1983, where he was topics editor of the University of Illinois Law Review and was awarded the Rickert Scholarships for Academic Excellence and Excellence in Legal Writing.

    Admissions
    • Illinois

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    April 20, 2015

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    May 22, 2013

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    March 16, 2012

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    October 20, 2010

    View All Insights & News

    Capabilities

    Commercial Litigation & Disputes
    Antitrust/Competition
    Litigation/Trials
    Government Investigations, Enforcement & Compliance
    Class Actions & Group Litigation
    Financial Services
    Medical Devices
    Health Care
    Insurance
    Technology, Media & Telecommunications
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