WesTech Engineering Inc., an employee-owned company, and JS&S (Water Holdings) Inc., a subsidiary of John Swire & Sons Ltd., have signed a membership interest purchase agreement (MIPA) for the sale of WesTech to Swire. Terms of the MIPA are confidential and the offer is subject to shareholder approval.

WesTech Engineering Inc. provides process solutions and services for water and wastewater treatment, liquids/solids separation, and biological treatment needs in municipal, industrial, and minerals markets worldwide.

Swire is a highly diversified global group headquartered in the U.K. with activities in property development, aviation, marine services, other trading and industrial interests and etc. In the water sector, Swire also owns Purestream, a specialized water treatment company compatible to WesTech and together the two companies will be able to accelerate the deployment of their leading solutions.

“WesTech is an excellent company with a nearly five-decade history of delivering world-class equipment and solutions in the water treatment industry,” James Hughes-Hallett, financial director of John Swire & Sons, said. “This agreement will allow Swire to combine its existing resources with WesTech’s capabilities, thereby accelerating our position in the water treatment market—advancing Swire’s commitment to sustainability and specifically the responsible use and management of water.”