Creating beautiful buildings, developing valuable constructions. G2R, its architects and engineers have gained experience in the field of planning energy-efficient buildings for more than twenty years. The line of work has developed special focuses: - Architecture and Energydesign - Passivhouses and Plus-Energy-Houses - management of expenses - supervision of the construction phase - controlling projects The designs combine various requirements of the buildings. Aesthetics, economic efficiency, practicability and integration into the environment are important parameters while doing this. Those factors provide for the individual design of the architecture. In addition G2R keeps in mind that we have to use the worldwide energy resources more economically. In that way the office develop buildings regarding the efficiency of energy which integrate trendsetting technologies and up-to date construction material besides pure architectural design.