Sirloin Stockade is an American family-style all-you-can-eat buffet steakhouse, restaurant chain and franchisor that was founded in Oklahoma City, Oklahoma in 1966. In June 2016, the parent company, Stockade Companies, operated over 80 restaurants in the United States and Mexico. Some restaurants are company-owned, and some are operated as franchises. Some Sirloin Stockade restaurants have closed in recent years, some of which were in business for a significant amount of time.