Key Players Covered Some of the major companies that are present in the global diaphragm pump market are Tapflo Pumps UK, Yamada America, GRUNDFOS, Dover Corporation, SPX FLOW, Inc., IDEX Corporation, Inc., Flowserve Corporation., Verder Liquids, LEWA Pumps Systems, Ingersoll Rand, Leak Proof Engineering Pvt. Ltd., and Xylem Inc.