For more than 130 years, SIMONSWERK has been one of the most well-known manufacturers of door hinges and hinge systems. With more than 830 employees in the SIMONSWERK Group, the company is one of the leading full-range suppliers of high-quality hinge technology for heavy-duty, residential and entrance doors made of timber, steel, aluminium, PVCu and glass. SIMONSWERK is active in 70 international markets, in 35 countries with its own employees, independent subsidiaries and representatives.