Amtrol Email Format
ManufacturingRhode Island, United States51-200 Employees
Amtrol is a U.S.-based manufacturing company located at 1400 Division Road, West Warwick, Rhode Island 02893, and employs between 51 and 200 people. Founded in 1946, Amtrol has a history of product innovation in hydronic heating and potable water storage, with notable developments including EXTROL, the first pre-pressurized diaphragm expansion tank (1954); the first pre-pressurized well tank (1963); and a refrigerant gas cylinder (1967). Amtrol's current product portfolio includes water system solutions for storage, treatment, heating, expansion and flow control for residential and industrial markets. The company manufactures in the United States at ISO 9001:2015-certified facilities in Rhode Island and Maryland. The company was acquired by Worthington Industries in 2017 and, in 2022, partnered with Roth Composite Machinery to support the production of composite well water tanks.