Mattco Manufacturing is an oil and gas field equipment and machinery manufacturing company located in Houston, Texas. Founded in 1947, the company is one of the leading manufacturers of fluid end modules for all makes and models of mud pumps used for oil and gas drilling rigs worldwide. Its list of products includes a wide variety of triplex-fluid ends, duplex-fluid ends, pulsation dampeners and discharge-strainer crosses. Mattco Manufacturing also provides a host of repair services, including sandblasting, magnetic-particle inspection, welding, stress relieving and custom /standard machining services.