Tom O'Donnell is director of business development with Neptune and PSG. He may be reached at 215-699-8700 or Based in North Wales, Pennsylvania, Neptune Chemical Pump Co. is a manufacturer of chemical metering and peristaltic (hose) pumps, chemical feed systems, chemical injection accessories, makedown systems and portable mixers. Neptune is an operating company within PSG, a Dover company. You can find more information on Neptune at and PSG at