Olympia Master Builders (OMB) is a professional trade association representing companies located in Thurston, Lewis, Grays Harbor, Mason and Pacific Counties. Members come from all sectors of the building trades including home builders, remodelers, bankers, plumbers, electricians and attorneys. OMB is committed to “building strong communities, one home at a time.” OMB’s primary goal is to provide affordable housing for all segments of society. This is achieved by improving the construction industry and the business climate in which our members operate. We do this through: ADVOCACY: Providing a voice before government. EDUCATION: Developing a professional building industry. PROMOTION: Marketing member services.