Madden Manufacturing manufactures industrial diaphragm metering pumps and steam system equipment of its own design by utilizing state of the art CNC machining equipment to make the component parts to rigid quality, performance and cost standards. We pride ourselves in serving a niche market extremely well both in the United States and International. From chemical pumps, metering pumps and chemical mixers to liquid sample coolers and boiler blowdown equipment, Madden most of our products are assembled to order from stock component inventory to meet the customer’s specifications and service requirements. Our mission is to produce simple, rugged industrial quality pumps and steam system equipment that will provide excellent performance and value for our customers. To learn more about our metering pump manufacturing contact us today!