Founded in 1969, National Pump Company is a manufacturer of pumping systems. Based in Glendale, Ariz., the firm supplies pumps to the municipal, industrial, power generation, commercial heating, ventilation and air conditioning (HVAC), agricultural, oil/gas and residential water system markets. It offers a range of products, such as vertical line shaft turbine (deep well pumps), close-coupled pumps, API 610 vertical pumps and submersible turbines. The company caters to customers in Arizona, California, Florida, Georgia, Mississippi and Texas.