SWIMA brings together sports book operators and regulators across the United States to protect the integrity of sports betting by collaboratively identifying suspicious wagering activity


Established in November 2018, the Sports Wagering Integrity Monitoring Association (SWIMA) is a not-for-profit organization designed to detect and discourage fraud and other illegal or unethical activity related to betting on sporting events in the United States. SWIMA is a multi-jurisdictional entity that works in partnership with its member gaming operators; federal, state and tribal regulators and law enforcement; and other various stakeholders involved in sports wagering in the United States.

sports betting

Recent News

Sports Wagering Integrity Monitoring Association Chief Integrity Officer to Moderate Panel at Global Gaming Expo

October 10, 2019
Press Release
The Sports Wagering Integrity Monitoring Association (SWIMA) announced today that its Chief Integrity Officer (CIO), George Rover, will be moderating a panel at the Global Gaming Expo (G2E) in Las Vegas, Nevada on ‘Sports Integrity from the Regulatory Point of View’ on Monday, October 14, 2019….
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First sports betting integrity group launched in United States

November 27, 2018
U.S. sportsbook operators on Tuesday announced the formation of a new national non-profit organization to help monitor integrity and fight fraud as the country’s new sports wagering market expands…

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AGA Applauds Creation Of Sports Wagering Integrity Monitoring Association

November 27, 2018
Press Release
“The formation of the Sports Wagering Integrity Monitoring Association (SWIMA) serves as another important milestone toward realizing the benefits of a legal, regulated sports betting market in the United States…

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bet365 Group
Carousel Group
Caesars Entertainment Corporation
Circa Sports
Churchill Downs/BetAmerica
Elite Sportsbook
FanDuel Group
Gaming Innovation Group
Golden Nugget Inc.
Hard Rock International
Maverick Gaming
MGM Resorts International
Monmouth Park/Darby Development
New Meadowlands Racetrack
Ocean Casino Resort
Turning Stone Resort Casino, LLC
Penn National Gaming
PointsBet USA, Inc.
Resorts Casino Hotel
Rush Street Interactive
Scientific Games
Smarkets USA
theScore Bet
The Stars Group
Tipico NJ
Tropicana Atlantic City
Unibet Interactive
William Hill
Wynn Resorts, d/b/a WSI US LLC

Who we are

  • George Rover, SWIMA Chief Integrity Officer; former New Jersey Assistant Attorney General and Deputy Director of the New Jersey Division of Gaming Enforcement
  • Marianne Liwacz, SWIMA Operations Manager; former Deputy Chief of Investigations, New Jersey Division of Gaming Enforcement
  • Stephen Martino, SWIMA Board of Trustees Member; Senior Vice President & Chief Compliance Officer, MGM Resorts International
  • Jan Jones, SWIMA Board of Trustees Member; Executive Vice President of Public Policy Corporate Responsibility, Caesars and former Las Vegas Mayor

To learn more or for media inquiries, contact us