BJ's Restaurant & Brewhouse is a restaurant chain based in the United States. It is a casual dining restaurant with more than 189 different restaurants in the country. They operate under different names such as BJ's Restaurant & Brewery, BJ's Restaurant & Brewhouse and BJ's Pizza & Grill depending on the locations. BJ's Restaurant & Brewhouse was founded in the year 1978 and had its doors first opened in Orange County, California. Its headquarters is located in Huntington Beach, California. They mainly serve food but they also serve beer at BJ's Restaurant & Brewhouse as well.