The Chinese Historical Society of Southern California was founded in1975 to discover and recognize Chinese American pioneers and the history of Chinese Americans in Southern California. It also works to increase aware-ness of Chinese American heritage through public programs, education, and research. The society's holdings focus on Southern California Chinese American history.

The Historical Society of Long Beach (HSLB) was formed in 1962 with the mission to collect, preserve, and present the city’s history. Throughout the years the HSLB has occupied many locations around the city, settling at its current location in Bixby Knolls in 2007. Operations are sustained at the HSLB by grant funding, membership dues, and community fundraising through programs and events.