Contract Manufacturing Companies in Missouri

Missouri has approximately 5,500 manufacturing establishments and 270,000 manufacturing employees. Missouri is a major aerospace state, home to Boeing's defense operations in St. Louis, with additional strength in automotive assembly and food processing.

Missouri 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 Missouri include St. Louis, Kansas City, Springfield, Columbia, and Joplin. These cities have concentrations of manufacturers across sectors including aerospace manufacturing, automotive oem manufacturing, and food processing manufacturing.