Roper Pump Co. is an ISO9001/2000 manufacturer producing high quality positive displacement pumps since 1857. Catering to some of the largest companies in the world, Roper Pump has made an impact with our ability to custom manufacture. We manufacture the largest selection of rotor and stator combination in the market. If you have a special need, from the oil fields to the transportation of your product, we are dedicated to meeting your application.