| | | | | | | | |
| Subsidiary Name | | State or Other Jurisdiction of Incorporation |
| Twin River Management Group, Inc. | | Delaware |
| Premier Entertainment Biloxi, LLC d/b/a Hard Rock Hotel & Casino | | Delaware |
| UTGR, Inc. d/b/a Twin River Casino Hotel | | Delaware |
| Premier Entertainment II, LLC d/b/a Newport Grand | | Delaware |
| Mile High USA, Inc. | | Delaware |
| Twin River – Tiverton, LLC d/b/a Tiverton Casino Hotel | | Delaware |
| Premier Entertainment III, LLC d/b/a/ Dover Downs Hotel and Casino | | Delaware |
| Premier Entertainment Black Hawk, LLC d/b/a Mardi Gras Casino, Golden Gates Casino and Golden Gulch Casino | | Colorado |
| Premier Entertainment Vicksburg, LLC d/b/a Casino Vicksburg | | Delaware |
| IOC-Kansas City, Inc. d/b/a Casino KC | | Missouri |
| Premier Entertainment AC, LLC d/b/a Bally’s Atlantic City Hotel & Casino | | New Jersey |
| Premier Entertainment Louisiana I, LLC d/b/a Eldorado Resort Casino Shreveport | | Delaware |
| Horses Mouth Limited d/b/a SportCaller | | Ireland |
| Bally’s Interactive | | Delaware |