Hope Air Service is a subsidiary of THG Corporation, which has been owned and operated by the same family for over 80 years providing industrial equipment to businesses in New England including hydraulic, pneumatic, fluid connectors, and Compressed Air Systems. Featuring Kaeser Compressors and other top quality brands, Hope Air Systems sells, services, and installs rotary screw, piston, centrifugal, and oil-free compressed air systems.