Dayton T. Brown designs and manufactures test systems and in-process test equipment for testing and maintenance. The company has developed systems for hydraulic and pneumatic actuators, fuel systems, transmission controls, brakes, cab systems, oil pumps, water pumps, sensors, valves, electrical and electronic controls and electric motors. Consisting of four departments, the company s manufacturing division provides precision sheet metal fabrication and contract manufacturing to Fortune 500 industrial organizations. The engineering and testing division accommodates short-term and long-term design, engineering and test programs for military, government, aerospace, commercial and industrial clients. Technical communications encompasses the division that provides the document management support and services. In the test systems division the company provides engineering, production and finishing services.