Marguerite S. Willis

Attorney Profile

Top Rated Antitrust Litigation Attorney in Columbia, SC

Nexsen Pruet, LLC
 | 1230 Main Street, Suite 700, Columbia, SC 29202-2426
Phone: 803-253-8265
Fax: 803-727-1435
Selected To Super Lawyers: 2011 - 2020
Licensed Since: 2003
Practice Areas:
  • Antitrust Litigation (60%),
  • Class Action/Mass Torts (20%),
  • Business Litigation (20%)
    Attorney Profile

    Attorney Marguerite S. Willis focuses her practice on complex commercial litigation, concentrating on antitrust law. In addition, she has significant experience in class action suits and in litigating cases involving claims of false advertising, unfair trade practices and vicarious corporate liability.

    Ms. Willis graduated with high distinction from the University of Michigan in 1971 and cum laude J.D. from the Stetson University College of Law in 1974. In 2000, she joined the law firm of Nexsen Pruet, LLC. She practices in both state and federal courts in South Carolina and nationwide.

    Ms. Willis frequently lectures on a variety of topics, including antitrust, class action practice and attorney marketing. She is a fellow of the Litigation Counsel of America, a member of the Antitrust Law section of the American Bar Association, a board member of the South Carolina Women Lawyers Association, a member of the American Association for Justice, past president of the Women's Bar Association of Washington, D.C., and former director of the South Carolina Chamber of Commerce.

    Practice Areas
    • 60%Antitrust Litigation
    • 20%Class Action/Mass Torts
    • 20%Business Litigation


    Selected to Super Lawyers for 10 yearsbottom-image

    Super Lawyers: 2011 - 2020

    Email Me

    To: Marguerite S. Willis
    Super Lawyers: Potential Client Inquiry

    Disclaimer »
    Privacy Policy »

    About Marguerite Willis

    Admitted: 2003, South Carolina

    Professional Webpage:


    • Fellow, Litigation Counsel of America, 2009
    • Stetson University, Cum Laude, 1974
    • Leadership in Law, Lawyers Weekly, 2011

    Bar/Professional Activity:

    • Member, Board of Directors, South Carolina Women Lawyers Association, 2006
    • Member, South Carolina Democratic Women
    • Member, Section of Antitrust Law, American Bar Association
    • District of Columbia, 1980
    • Member, American Association For Justice
    • Florida, 1974
    • North Carolina, 1977
    • Past President, Womens Bar Association of the District of Columbia
    • Treasurer, Women's Bar Association of Washington, D.C., 1998 - 1999
    • President, Women's Bar Association of Washington, D.C., 1999 - 2000
    • Out-of-State Governor, The Florida Bar
    • South Carolina, 2003

    Pro bono/Community Service:

    • Former Director, South Carolina Chamber of Commerce
    • University of South Carolina School of Law Partnership Board
    • Eastern Carolina Community Foundation - Board of Directors, 2007
    • Columbia College Board of Trustees, 2005 - Present

    Scholarly Lectures/Writings:

    • Everything You Wanted to Know about Antitrust Laws and Managed Care, Part II, October 6, 2005
    • Releasing Your Leadership Potential, Furman University, Greenville, SC, April 11, 2005
    • Nelson Symposium, Antitrust and The Outdoor Advertising Industry, Gainesville, FL, February 11, 2005
    • Everything You Wanted to Know about Antitrust Laws and Managed Care, October 1, 2004
    • South Carolina Bar CLE: Beyond the Elements:  South Carolina Damages from A to Z, May 21, 2004
    • Antitrust Update, In-House Counsel Ethics Seminar, Columbia, SC, October 25, 2002
    • A "Do It Yourself" Guide to Class Action Practice, ABA Forum on the Construction Industry / 2002 Annual Meeting, Minneapolis, MN, October 4-5, 2002
    • State Law Preemption: A Case Study... In Progress, Outdoor Advertising Association of America, Inc., 2002 Legal Seminar, Washington, DC, September 23, 2002
    • Bid-Rigging . . . A "Refresher" Course, Carolinas Associated General Contractors Highway – Heavy Division, Annual Meeting, Hilton Head, SC, June 20-23, 2002
    • Association of Corporate Counsel: September CLE Series
    • Marguerite Willis to Address Fellows of the Litigation Counsel of America
    • Marion Crane, Benjamin Porter, and Robert Taylor, Plaintiffs, v. International Paper Company and CWC of North Carolina, Inc., Defendants
    • "Antitrust Damages Under South Carolina Antitrust Statute"
    • The Alliance for Women:  Food for Thought Series, March 3, 2009, "What’s in Your Pocketbook?"
    • "Antitrust Damages Under South Carolina Law", SC Bar CLE:  Beyond the Elements II:  South Carolina Damages from A to Z, September 25, 2009
    • Tribute to Women and Industry, Floyd Conference Center, Florence, SC, September 14, 2009
    • South Carolina Women Lawyers Association, August 6, 2009
    • Releasing Your Leadership Potential, Update, Furman University, Greenville, SC, April 3, 2006
    • Class Action Practice–2006, February 2, 2006


    • Since joining Nexsen Pruet in the spring of 2000, Ms. Willis has represented defendants in state court class action lawsuits, and Ms. Willis served as lead counsel in a federal antitrust class action alleging the price-fixing of pulpwood timber.
    • Ms. Willis prosecuted multiple opt-out antitrust actions in MDL 1516 (In re Polyester Staple Fiber Antitrust Litigation) on behalf of twenty-one (21) U.S. textile companies for damages caused by price-fixing and customer allocation of polyester staple fiber. 
    • Ms. Willis defended numerous witnesses in federal grand jury proceedings investigating alleged horizontal price fixing under Section 1 of the Sherman Act in Puerto Rico.
    • Ms. Willis served as national counsel for a Fortune 100 company in its asbestos property damage litigation.  In this capacity, Ms. Willis coordinated the defense of four national class actions, as well as numerous other lawsuits across the country, 1990 - 1995
    • Ms. Willis served as national counsel for a major options exchange in governmental investigations and parallel federal class action lawsuits involving claims of violations of the antitrust and securities laws.  The federal lawsuits were consolidated for pretrial proceedings in New York as In re Stock Exchanges Options Trading Antitrust Litigation, 1999 - 2000
    • Ms. Willis was also lead attorney for Bristow Oil Company in a four-week trial against ExxonMobil in 2008 in state court in Darlington, SC.
    • Ms. Willis was lead attorney for the plaintiffs in a four-week trial against ExxonMobil in state court in Darlington, SC.  The jury returned a verdict of $3 million, including punitive damages, against ExxonMobil., 2008
    • Ms. Willis began her legal career working on the massive antitrust cases known collectively as "The Uranium Cartel Litigation."  She litigated private antitrust cases in Illinois, New Mexico and North Carolina and worked as well on the related federal grand jury investigation in the District of Columbia.  These cases all alleged horizontal price-fixing under Section 1 of the Sherman Act.
    • Mead Data Central v. West Publishing Company.  Ms. Willis prosecuted a major antitrust case alleging violations of Section 2 of the Sherman Act (monopolization, attempted monopolization through control of an essential facility), as well as violations of the Robinson-Patman Act.
    • Ms. Willis served as national counsel for a billboard company in a case alleging monopolization under Section 2 of the Sherman Act, 1998 - 2001
    • Ms. Willis led the defense of Southeastern Freight Lines in an antitrust class action for alleged price fixing of fuel surcharges in MDL 1895 (In re LTL Shipping Services Antitrust Litigation).
    • Ms. Willis served as lead counsel in an antitrust price-fixing class action against International Paper, the world's largest forest products and paper company.  The case was settled for in excess of $15 million.
    • Dunlop Sports Co. v. Wilson Sporting Goods Co.  In the early to mid-1980s, Ms. Willis defended a major antitrust case in federal court in Chicago, Illinois.  This case, which alleged a violation of Section 2 of the Sherman Act by attempting to monopolize through predatory pricing, involved the production of millions of documents and the depositions of over 100 individuals, both in the United States and abroad.
    • Ms. Willis served as national counsel for a major pharmaceutical company in over 4,000 cases, including federal and state class actions, involving claims of price-fixing and price discrimination under federal and state law.  The federal cases, which involved both retail drug stores and consumers as plaintiffs, were consolidated in Chicago, Illinois as MDL 997, In re Brand Name Prescription Drugs Antitrust Litigation.  State court cases included proceedings in Alabama, California, Colorado, the District of Columbia, Florida, Kansas, Maine, Michigan, Minnesota, Mississippi, New York, North Carolina, Tennessee, Washington, and Wisconsin, 1994 - 2001

    Educational Background:

    • University of Michigan, B.A., With High Distinction, 1971
    Show More
    Office Location for Marguerite S. Willis

    1230 Main Street, Suite 700
    Columbia, SC 29202-2426

    Phone: 803-253-8265

    Fax: 803-727-1435

    Marguerite S. Willis:

    Last Updated: 12/5/2019

    Page Generated: 0.35340309143066 sec