River Spirit Casino – the new Creek Nation Casino – which will open March 31, announced the recent addition of new staff members, according to Director of Marketing Jennifer Cross. Robert Dimmick has been named Advertising Manager. Dimmick has more than 20 years of senior-level marketing, advertising and sales management experience. He specializes in advertising, brand positioning and messaging and will lead all of River Spirit Casino’s advertising efforts. Dimmick has previous experience with Winnercomm, National Car Rental, Sonic Restaurants, and Thrifty Rent a Car System. Paul Hewitt has been named Electronic Games Performance Manager. Hewitt brings nearly 20 years experience in casino game operations and management level experience to River Spirit Casino. Hewitt’s previous experience includes Slot Performance Manager at Circus Circus Casino in Reno, Nevada, and Slot Director/Manager of Crystal Bay Casino in North Lake Tahoe, Nevada.