Star One Credit Union is a state-chartered credit union located in Sunnyvale, California founded in 1956. Star One Credit Union is open to individuals who live, attend school, or work in Santa Clara County, California, as well as employees, contractors, and retirees of specific select organizations. Star One Credit Union offers commercial loans, commercial deposit accounts, consumer and small business checking and savings accounts, certificates of deposit, individual retirement accounts, health savings accounts, credit cards, consumer loans, mortgages, and retirement, investment and insurance services.