G-U was established by Viktor Gretsch in 1907.Johann Maus entered G-U in 1910 as the Managing Director.The second generation Julius Maus von Resch and Hans Maus advanced the enterprise to an international company. Today, the G-U Group is managed by the brothers Julius and Michael von Resch in third generation. G-U is one of the largest manufacturers of construction hardware in the world.The family-owned company is amongst the most renowned suppliers of construction fittings and security equipment worldwide.Main products are window hardware Fittings, multipoint door locks, door closers, floor springs, smoke and heat evacuation systems, and facility security management systems.
