G4 Group operates primarily in the electricity generation, grid connection and technical support sectors.
Activities are based at Brookenby Park, G4 Group's own industrial estate in the Lincolnshire Wolds.
G4 Group Engineering specialises in grid connections: design, installation and consulting services.
G4GE also develops fuel-emulsion and multi-fuel processing systems, focusing on sustainable energy generation from from waste fuel sources.
G4 Group owns and operates Brookenby Park, a successful industrial estate formerly part of the historic RAF Binbrook airfield in the Lincolnshire Wolds.