FS Bancorp, Inc., a Washington corporation, is the holding company for 1st Security Bank of Washington. The Bank provides loan and deposit services to customers who are predominantly small- and middle-market businesses and individuals in Western Washington through its 21 bank branches, one headquarters office that accepts deposits, and seven loan production offices in various suburban communities in the greater Puget Sound area, and one loan production office in the market area of the Tri-Cities, Washington. The Bank services home mortgage customers throughout Washington State with an emphasis in the Puget Sound and Tri-Cities home lending markets.