Contract Manufacturing Companies in Washington

Washington has approximately 6,500 manufacturing establishments and 290,000 manufacturing employees. Washington is the nation's leading aerospace manufacturing state, dominated by Boeing's Everett and Renton assembly lines, with additional strength in food processing and tech manufacturing.

Washington contributes to the national contract manufacturing landscape. Contract manufacturing encompasses companies that provide manufacturing services to OEMs on a contract basis, producing components, sub-assemblies, and finished products according to customer specifications. Contract manufacturers (CMs) serve multiple industries and customers, leveraging economies of scale and specialized capabilities that OEMs may not maintain in-house.

Precision Machining CMs: Contract manufacturers specializing in high-precision CNC machining for aerospace, medical, and defense customers.

Metal Fabrication CMs: Contract fabricators providing cutting, bending, welding, and finishing services for industrial and commercial customers.

Electromechanical Assembly CMs: Companies providing mechanical assembly, wiring, testing, and system integration services.

Medical Contract Manufacturers: FDA-registered CMs with cleanroom capabilities producing medical devices and components for OEMs.

Electronics Contract Manufacturers: Companies providing PCB assembly, box build, and electronic system manufacturing on a contract basis.

Major industrial centers in Washington include Seattle, Spokane, Tacoma, Everett, Renton, and Kent. These cities have concentrations of manufacturers across sectors including aerospace manufacturing, food processing manufacturing, and wood products manufacturing.