The purchase was completed in July 1999, by which time the company had changed its name to Peninsula Gaming.
The company's major shareholders were Los Angeles investment banker Brent Stevens and Las Vegas gaming developer Michael Luzich. In January 1999, Los Angeles-based AB Capital agreed to purchase the Diamond Jo Casino in Dubuque, Iowa for $77 million. History Peninsula Gaming (1999–2012) Diamond Jo Casino in Dubuque, Iowa In 2022, it sold the bulk of its assets to Churchill Downs, Inc. Afterward, P2E continued to acquire and develop gaming properties. Its holdings grew to five properties, until 2012, when Peninsula Gaming was sold to Boyd Gaming for $1.45 billion.
It began operations in 1999, doing business through a subsidiary, Peninsula Gaming. Peninsula Pacific Entertainment (P2E) is a casino gaming company based in Los Angeles.