Bank of Marin Bancorp operates as the holding company for Bank of Marin that provides a range of financial services primarily to small to medium-sized businesses, professionals, not-for-profit organizations, and individuals in California, the United States. It offers personal and business checking and savings accounts; and individual retirement, health savings, and demand deposit marketplace accounts, as well as time certificates of deposit, certificate of deposit account registry and insured cash sweep services. The company also provides commercial real estate, commercial and industrial, and consumer loans, as well as construction financing and home equity lines of credit. In addition, it offers merchant and payroll, and cash management services; credit cards; fraud detection tools; and mobile deposit, remote deposit capture, automated clearing house, wire transfer, and image lockbox services. Further, the company provides wealth management and trust services comprising customized investment portfolio management, financial planning, trust administration, estate settlement, and custody services, as well as 401(k) plan services; and automated teller machines, and telephone and digital banking services. It operates through 12 branch offices in Marin, southern Sonoma counties, and north of San Francisco, California; and a loan production office in San Francisco. The company was incorporated in 1989 and is headquartered in Novato, California.