"Outback Steakhouse is a United States-based casual dining restaurant chain based in Tampa, Florida with over 900 locations in 21 countries throughout North and South America, Europe, Asia, and Australia. It was founded in February 1988 in Tampa by Bob Basham, Chris T. Sullivan, Trudy Cooper and Tim Gannon, and its franchise is now owned and operated in the United States by OSI Restaurant Partners, and by other franchise and venture agreements internationally.:"