YOUR PARTNER. NATURE’S STEWARD.
Horsley Witten Group is a mission driven, engineering, design, and environmental consulting firm based in Sandwich, Mass., with offices in Boston, MA, Providence, RI, Exeter, NH, and St. Croix, U.S. Virgin Islands. Incorporated in 1988, our clients benefit from our 36+ years of successful projects and strong partnerships. Our mission is to address environmental and social challenges with sustainable solutions. We believe in real partnership with our clients and with nature. Learn how we apply our mission, vision, and values to our projects and partnerships.