What We Do

StoneHill Environmental, based in historic downtown Portsmouth, NH, is a multi-disciplinary environmental consulting firm committed to excellence of service, integrity and pragmatism.

StoneHill works with industrial, commercial, residential, and government clients throughout the New England region. At StoneHill our goal is to minimize the costs associated with addressing environmental concerns while also achieving compliance with applicable regulations and meeting our client’s objectives.

StoneHill is a firm established in 1989 whose senior management has over 75 combined years of experience in both regulatory agencies and private environmental consulting firms. Our professional staff includes a Massachusetts Licensed Site Professional (LSP), Licensed Geologists (NH, ME, PA, DE), hydrogeologists, environmental scientists and administrative professionals.