William Hill is a commercial trial lawyer with more than 25 years of experience in courts in Florida and throughout the United States. He is a member of the firm’s Ethics Committee and Associate Mentoring Committee.

He is board certified by the Florida Bar in Business Litigation, and focuses his practice on complex business litigation and international arbitration. His clients are involved in such industries as banking and financial services, real estate, aviation, manufacturing, retail and technology, among others.

William is also involved in the resolution of a variety of intellectual property related disputes. His experience includes representing companies in trade secret, trademark, trade name and copyright infringement litigation, and he has developed a national practice in the area of non-compete enforcement and defense.

William began his career as a law clerk in the United States District Court, Southern District of Florida. He was then a partner at two major south Florida law firms before joining Gunster as an equity shareholder.

William has tried business cases in courts and arbitration panels in Florida, New York, Washington D.C., California, Illinois, Maryland, Minnesota and Tennessee. His cases have included representation of a foreign government in RICO actions, class actions, real estate foreclosures involving hundreds of millions of dollars, securities cases, government financing and products liability.

Active in Miami civic activities, William serves as the chairman of the board of the Florida Grand Opera.

  • Successfully defended public company’s officers in obtaining dismissal of federal securities fraud class action
  • Represented foreign members in U.S. limited liability company dispute resulting in favorable arbitration award
  • Represented manufacturing company in AAA arbitration resulting in favorable arbitration award against multi-billion dollar multi-national company
  • Represents business clients in claims under the BP/Deepwater Horizon multi-district class action settlement
  • Represented the Republic of Chile in RICO actions against U.S. banks based on former President Pinochet’s theft of government money
  • Represented national real estate investment firm Rockwood Capital in obtaining $14 million arbitration award from JAMS in New York
  • Defended $110 million foreclosure action involving a major Florida mall
  • Represented Chinese company in securities class actions related to “going private” transaction
  • Represents Florida bank in litigation in New York federal court involving sale and servicing of a mortgage loan portfolio
  • Represents executives and companies in non-compete and executive compensation matters
  • Represents law firms as a fee expert
  • Represented U.S. bank in $6 million claims in litigation and international arbitration arising out of the failure of a major Dominican bank
  • Represented shareholders of major Dominican companies in transnational litigation against banks and controlling shareholders
  • Represented lenders and special servicers in commercial foreclosures and receiver actions
  • Represented Guatemalan company in suit to enjoin draw on letter of credit based on fraud
  • Represented major national bank in successful defense of a claim of mismanagement of an investment portfolio, where the claim sought damages in excess of $9 million and we obtained a summary judgment dismissing the case
  • Represented major Mexican company, a subsidiary of Cemex, in successful defense of $28 million arbitration involving non-compete and unfair trade practice claims
  • Represented a crib manufacturer and national retail chain in successful defense of federal consumer class action cases
  • Represents health care providers, other professionals and insurers in False Claims Act litigation, including Medicare overpayments
  • Represented national real estate developer in successful defense of $70 million arbitration
  • Represented American Airlines in a $1.6 billion dispute over the redevelopment of Miami International Airport
  • Obtained numerous injunctions for technology companies involving trade secrets, non-compete, non-disclosure, non-solicitation and unfair trade practices claims
  • Represents aviation manufacturers, including a $36 million accident arbitration
  • Represents major national health insurer in federal litigation challenging insurer’s reimbursement of non-participating providers
  • Serves as lead defense counsel in numerous class actions
  • Represented defendants in major securities fraud class action involving financial factoring
  • Mulvaney v. The GEO Group, Inc. et al., 2017 WL 887193 (S.D. Fla. 2017)
  • WestLB AG v. BAC Florida Bank, et al., 912 F.Supp.2d 86 (S.D.N.Y. 2012)
  • APAC Customer Services, Inc. v. Michael Marrow et al, 2012 WL 1443091 (N.D. Ill.)
  • APAC Customer Services, Inc. v. Michael Marrow et al, 2012 WL 3235607 (N.D. Ill.)
  • Consejo De Defensa Del Estado De La Republica De Chile v. Espirito Santo Bank, 2010 WL 2712093 (S.D. Fla. 2010)
  • Consejo De Defensa Del Estado De La Republica De Chile v. Espirito Santo Bank, 2010 WL 2162868 (S.D. Fla. 2010)
  • Food Marketing Consultants, Inc., d/b/a Color All About It v. Sesame Workshop, 2010 WL 1571210 (S.D. Fla. 2010)
  • Food Marketing Consultants, Inc., d/b/a Color All About It v. Sesame Workshop, 2010 WL 1571206 (S.D. Fla. 2010)
  • Parrot, Inc. v. Nicestuff Distributing International, Inc., 2010 WL 680948 (S.D. Fla. 2010)
  • Paul Marcus and Deane Marcus v. M.S.L. Property Management, Inc., 2007 WL 8168667 (Fla. Cir. Ct.)
  • Parrot, Inc. v. Nicestuff Distributing International, Inc., 2009 WL 197979 (S.D. Fla. 2009)
  • Lennar Homes, L.L.C. v. V Ventures, LLC, 988 So. 2d 660 (Fla. 3d DCA 2008)
  • O’Neil v. Simplicity, Inc., 553 F. Supp. 2d 1110 (D.Minn. 2008)
  • Siegel v. Marcus, 980 So. 2d 1272 (Fla. 4th DCA 2008)
  • Jeffrey O., et al. v. City of Boca Raton, 511 F. Supp. 2d 1339 (S.D. Fla. 2007)
  • Jeffrey O., et al. v. City of Boca Raton, 511 F. Supp 2d 1328 (S.D. Fla. 2007)
  • United Auto. Ins. Co. v. Diagnostics of South Florida, Inc., 921 So. 2d 23 (Fla. 3d DCA 2006)
  • Roland L. Rousselle and Patricia A. Rousselle, Debtors, Franklin Life Insurance Co. v. Rousselle, 259 B.R. 409 (M.D. Fla. 2001)
  • Don King Productions v. Chavez, 768 So. 2d 538 (Fla. 4th DCA 2000)
  • Kaplan v. Assetcare, Inc., 88 F. Supp. 2d 1355 (S.D. Fla. 2000)
  • United States ex rel. Becker v. U.S. Diagnostic, 1999 WL 963032 (C.D. Cal. 1999)
  • Charter National Life Insurance Company v. FPL Group Capital Inc., 1997 WL 151033 (S.D.N.Y. 1999)
  • Performance Paint Yacht Refinishing v. Haines, 190 F.R.D. 699 (S.D. Fla. 1999)
  • Air Canada v. Department of Transportation, 148 F. 3d 1142 (D.C. Cir. 1998)
  • Don King Productions v. Chavez, 717 So. 2d 1094 (Fla. 4th DCA 1998)
  • Bob Young, Inc. v. Southeast Bank, 583 So. 2d 1083 (Fla. 3d DCA 1991)
  • Chambers & Partners, “Leaders in Their Field,” Litigation: General Commercial, 2006-14
  • Chambers USA, Litigation, 2006-present
  • The Best Lawyers in America®, Commercial Litigation, Banking & Finance Litigation, 2010-18
  • South Florida Legal Guide, “Top Lawyers,” 2008-present
  • Benchmark Litigation, “Local Litigation Stars,” 2009-present
  • Super Lawyers Corporate Counsel Edition, Business Litigation, 2008-present
  • Florida Super Lawyers, 2006-17
    • Top 100 South Florida, 2011-13, 2017
  • Florida Trend, “Legal Elite,: 2004-09, 2011, 2014-17
  • Daily Business Review
    • “Most Effective Lawyers,” Class Action, finalist, 2009
    • “Most Effective Lawyers,: Construction/Real Estate, finalist, 2007
    • “Most Effective Lawyers,” Zoning, finalist, 2007
  • AV Peer Review Rated, Martindale-Hubbell
  • “How Experts Prepare Lawyers for Deposition and Trial,” featured speaker, American Society of Appraisers installation ceremony, Miami, June 2017
  • "Hot Topics in International Litigation", panelist, Florida Bar International Law Section conference, Miami, February 2017
  • “At the Bench with the Judges,” judicial panel moderator, American Society of Appraisers installation ceremony, Miami, June 2016
  • “What Private and Non-Private Companies Need to Know About New Directors’ and Officers’ Exposures Due to Dodd-Frank and Other New Laws,” RIMS 2012 Florida Chapters 37th Annual Joint Educational Conference, Naples, Florida, August 2012
  • “Effective Trial Questioning,” Miami, Florida, lecturer, April 2009
  • “Damages in Commercial Law,” Miami, Florida, lecturer, April 2009
  • “Florida Foreclosure Litigation,” Miami, Florida, lecturer, July 2008
  • “A Practical Guide to Lender Liability,” Miami Beach, Florida, panel speaker, August 2006
  • “Drafting & Enforcing Restrictive Covenants: Florida and Beyond,” Miami, Florida, lecturer, November 2007
  • “The Pros and Cons of Arbitration,” Miami, Florida, lecturer, July 2006
  • “Non-Competes and Trade Secrets: Protecting Your Most Valuable Resource,” Miami and West Palm Beach, Florida, lecturer, January 2004
  • “Daubert Motions,” Miami, Florida, lecturer, January 2003
  • “Inadvertent Disclosures in Email,” Daily Business Review, co-author, 2009
  • “Learning to Make the Right Decisions,” Intellectual Property Client Strategies, Aspatore Books, 2007
  • American Bar Foundation, fellow
  • American Bar Association
  • Florida Bar
  • Board certified in Business Litigation
  • Unlicensed Practice of Law Committee and Business Law Section
  • Dade County Bar Association
  • Professionalism Committee and Federal Rules Committee 
  • Miami International Arbitration Society, founding member
  • Florida Grand Opera, chairperson, board of directors and executive committee

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