Ashuelot River Hydro Winchester, NH

Briar Hydro Associates Boscawen, NH

Brookfield Renewable

Community Hydro 

EnBW

Granite State Hydropower Association

Ground Energy Support Durham, NH

New England Geothermal Professionals Association

Ultra Geothermal Barrington, NH

Walden Renewables Portsmouth, NH

Water Energy Distributors Hampstead, NH