Women’s Services. Bi-Bett Corporation is a California non-profit engaged for the past 50 years in the treatment and recovery of adults with primary substance use and co-occurring disorders, alcohol, or other drug problems. Originally based in Contra Costa County, Bi-Bett now operates residential and outpatient programs in Alameda and Solano Counties as well. The Bi-Bett Mission. To provide effective and. affordable human services to individuals, ...