About

MWH is a leading U.S. contractor specializing in the construction, management, and design-build of water, wastewater, and industrial water projects. With a history spanning over two centuries, MWH delivers innovative and collaborative solutions to clients and communities nationwide. Through its family of companies – including Slayden Constructors and Methuen Construction – MWH offers a comprehensive suite of services encompassing traditional and alternative delivery methods. The company is dedicated to providing maximum value through expertise in all phases of project lifecycle, from initial design to final construction and ongoing management.

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