The Back Bay Association (BBA), established in 1923, is Back Bay's largest and most prestigious organization representing local businesses, retail merchants, restaurants, hotels, property owners, major corporations, schools, and churches. The BBA is the advocate for the Back Bay business community. The primary focus for the BBA and its nearly 500 members is to ensure the continued commercial strength of the area and to initiate programs that improve, promote, and protect the quality of life in Back Bay.