Engelberth Construction, Inc. is a construction management and general contracting firm based in Keene, New Hampshire. The company was founded in 1961 and has since completed a wide range of projects, including commercial, institutional, and industrial buildings, as well as infrastructure projects such as bridges and wastewater treatment plants. Engelberth Construction is committed to sustainability and has been recognized for its efforts in this area by organizations such as the U.S. Green Building Council. The company is also committed to safety and has received numerous awards for its safety record.