| Alldos: Manufacturer of chemical dosing pumps and systems and related products in Germany. Member of Grundfos group. |
| ChemIndustrial Systems, Inc.: US based manufacturer of chemical process equipment including metering pumps for injecting, blending and batching of liquids or gases into liquids. |
| Dosapro Milton Roy: Production and sales of dosing and metering pumps and systems, agitators and pinch valves. Member of Hamilton Sundstrand Group. Based in France. |
| Fluid Control Pumps & Systems: Indian manufacturer of metering pumps and related equipment. |
| Fluid Metering: US manufacturer of precision metering pumps and dispensers utilizing patented CeramPump valveless piston technology. Provides pdf catalogues. |
| Hauke Pumps: Austrian manufacturer of metering pumps as single or multiple gear machines for industrial applications e.g. in chemical, petrochemical, oil and gas industry. |
| HEG Engineering GmbH: German based manufacturer of mixing and metering pumps and systems. |
| Indag Maschinenbau GmbH: German manufacturer of metering and mixing pumps and systems. |
| Jesco America Corporation (JAC): Manufacturer of positive displacement metering pumps and chemical feed equipment. US based company affiliated with German Jesco Dosiertechnik. Features pump selection guide. |
| Jesco Products Company, Inc.: Manufacturer of meter, mix, dispense and pumping equipment and related equipment. |
| Liquid Controls (Aust) Pty Ltd.: Australian manufacturer and importer of liquid handling equipment, such as controllers, dosing pumps, sensors and accessories for industrial applications. |
| Liquid Metronics Inc.: US manufacturer of electronic and motor-driven chemical metering pumps, controllers and accessories. |
| LMI Pumps: Featuring chemical metering pumps and accessories from Flomotion Systems. US based. |
| NCA Technologies: Supplier of dispensing solutions for pharmaceutical, cosmestic and food industries. Product range includes ceramic pumps, valves, and related equipment. US based (PA). |
| Neptune Chemical Pump Company: US manufacturer of chemical hydraulic and electronic diaphragm metering pumps. |
| NETZSCH Incorporated: US manufacturer of specialized industrial equipment including progressing cavity pumps, wet and dry grinding, dispersion and classification equipment. |
| NIKKISO Pumps America: Manufactures metering pumps and accessories for variety of industrial and processing applications. Site provides detailed product information. |
| OBL s.r.l.: Italian manufacturer of motor driven metering pumps. Product line includes plunger, hydraulic and mechanical diagraphm pumps. |
| Positive Metering Pumps (I) Pvt. Ltd.: Manufacturers of dosing pumps and systems, as well as positive displacement pumps for process applications. India. |
| ProMinent Dosiertechnik GmbH: German based manufacturers of dosing pumps and systems. Product information includes operating instructions. |
| S. R. Metering Pumps and Systems: Manufacturer of positive displacement pumps with focus on metering applications in India. |
| Sidewinder Pumps, Inc: Manufacturers of pneumatic and electric chemical metering pumps designed for high-pressure chemical injection. US based. |
| Vindum Engineering: US provider of high-pressure, pulseless metering pumps and valves for the petrochemical industry. |
| Zaxis inc.: Manufacturer of programmable positive displacement fluid metering systems and dispensing equipment. Solutions for OEM and benchtop dispensing. US based (UT). |
| Zenith Products: US manufacturer of precision metering pumps for the fiber, chemical, and plastics industries. Division of Parker Hannifin Corporation. |
| Zenith Pumps: Offers pulseless, repeatable metering pump systems for the chemical process, polymer synthesis, and synthetic fiber industries. |
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