Paul Mueller Co. engages in the provision of equipment used in a variety of industries. The company is headquartered in Springfield, Missouri and currently employs 907 full-time employees. The company also provides service, repair and transportation of its products to these industries. Its Refrigeration and Heat Transfer segment offers milk cooling and storage, refrigeration products, heat recovery equipment, and heat transfer products. Its Industrial Equipment segment provides standard and customized stainless steel and alloy processing and storage tanks and pure water equipment. Its Transportation segment is engaged in delivery of products and components to customers and field fabrication sites, backhauls of material, and contract carriage. Its European Operations segment is engaged in primarily providing milk cooling and storage. The segment also includes process tanks and heat transfer products.