List of defunct gambling companies

Argent Corporation – company in Las Vegas, Nevada that at one time controlled the Hacienda Hotel/Casino, the Stardust Resort & Casino, the Fremont Hotel and Casino and the Marina Hotel and Casino
Aztar
BetBright
Boomtown, Inc.
Caesars World – grew to eight casinos and resorts over the years, until going through a series of ownership changes beginning in 1995, and was ultimately absorbed by Park Place Entertainment in 1999
Casino Magic Corp.
Chartwell Leisure
Fairground Gaming
Fitzgeralds Gaming
Gambit
Gold Strike Resorts
Grand Casinos
The Greenspun Corporation
Hollywood Casino Corp.
International Game Technology
Lady Luck Gaming
Lakes Entertainment
Leisure and Gaming
Mandalay Resort Group – in terms of market capitalization, was one of the largest casino operators in the world. Mandalay Resort Group was a hotel-casino operator based in Paradise, Nevada. Its major properties included Mandalay Bay, Luxor, Excalibur and Circus Circus, as well as half of the Monte Carlo
MGM Growth Properties
Mirage Resorts
MTR Gaming Group
Park Place Entertainment – Las Vegas Valley, Nevada based business that was the largest owner, operator and developer of casinos throughout the world
Peninsula Gaming
Resorts International
SHFL Entertainment
Sodak Gaming
SunCruz Casinos – was one of many cruise lines that offered "cruises to nowhere," legally transporting passengers into international waters beyond the reach of federal and state gambling laws
Trump Hotels & Casino Resorts
WBX
World Sports Exchange

Defunct gambling companies