Pump Manufacturers. Home » Pump Manufacturers. Ruthman Companies owns six pump manufacturing brands offering centrifugal pumps, ANSI standards compliant pumps, European DIN standard pumps, vertical cantilever pumps, vertical turbine pumps, self-priming pumps, gear pumps, multi-stage pumps, extreme duty slurry pumps, and complete packaged pump systems.Vertical Pumps - Peerless PumpVertical Pumps. Peerless Pump manufactures Vertical Turbine Pumps, Hydrofoil Pumps, (Axial and Mixed Flow), in a large variety of configurations and materials, Our pumps are available with a variety of drives to meet a large assortment of application solutions covering all pumping markets. Download overview brochure.