Park-Ohio Holdings Corp. operates through three primary business segments: Supply Technologies, Engineered Products, and Assembly Components. The Supply Technologies segment, which is the company's largest revenue contributor, offers total supply management services, including vendor-managed inventory, kitting, and the distribution of precision components like fasteners and electro-mechanical hardware. The Engineered Products segment designs and manufactures induction heating systems, pipe threading systems, and forged and machined products for industrial and aerospace applications. The Assembly Components segment produces highly engineered fluid routing products, fuel rails, and flexible assemblies primarily for the transportation sector. Headquartered in Cleveland, Ohio, the company operates approximately 130 manufacturing, distribution, and service facilities across North America, Europe, and Asia.