Heritage Financial Corporation operates as the bank holding company for Heritage Bank that provides various financial services to small and medium sized businesses and individuals in the United States. It accepts various deposit products, such as noninterest demand deposits, interest bearing demand deposits, money market accounts, savings accounts, personal checking accounts, and certificates of deposit. The company's loan portfolio includes commercial and industrial loans, owner-occupied and non-owner occupied commercial real estate loans, one-to-four family residential loans, real estate construction and land development loans, consumer loans, commercial business loans, lines of credit, term equipment financing, and term real estate loans, as well as commercial business loans to a range of businesses in industries that include real estate and rental and leasing, healthcare, accommodation and food services, retail trade, and construction. It also originates loans that are guaranteed by the U.S. Small Business Administration; and provides objective advice from trusted advisers. The company was formerly known as Heritage Financial Corporation, M.H.C. and changed its name to Heritage Financial Corporation in 1998. Heritage Financial Corporation was founded in 1927 and is headquartered in Olympia, Washington.