"Sometimes You Need More Than a Warehouse" SEMCOR has been in the business of distributing high quality industrial products and services since 1907. Based in St. Louis, Missouri, we primarily serve industrial customers in Missouri, Illinois, Indiana, Iowa, and Kentucky but get involved with shipments across the United States. Our suppliers are well known as leaders in their industry for leadership and innovation and provide us with products with the highest quality and value available. For many years, SEMCOR has provided customers with high performance fluoropolymer (PTFE) lined pipe and fittings, valves (manual and automated), all types of industrial hose, conveyor belting, power transmission products, and expansion joints. Applications for our products are found in chemical processing, food manufacturing, utilities, mining, sanitary processes, and general industry. When our customers seek solutions for the movement of materials or fluids, they come to SEMCOR for extensive inventory, in-depth technical knowledge, wide ranging fabrication capabilities, and unparalleled service.