Mechanics Bank was founded in Richmond, California in 1905. Headquartered in Walnut Creek, California, today the Bank operates a network of retail banking branches, as well as regional commercial lending and wealth management offices throughout the state of California. It is the largest bank headquartered in the San Francisco Bay Area's East Bay region, serving tens of thousands of individual clients and thousands of small and middle-market businesses with a variety of personal banking, business banking, trust and estate solutions, brokerage and wealth management services.