For more than 130 years, SIMONSWERK has been one of the most well-known manufacturers of door hinges and hinge systems for heavy-duty, residential and entrance doors. Committed to high quality standards, the company is always willing to innovate and strives for long-lasting customer relationships.

The Italian manufacturer of concealed hinge systems for interior doors is located in the Italian town of Roncade. The company was founded in 1973 by Bepi Anselmi and is a member of SIMONSWERK GROUP since 2017.

In its 60-year history, the northern Italian company has specialized in fittings for glass doors and has invented the oildynamic hinges which made the company a competence leader in self closing hydraulic hinges. This enables a wide range of architectural solutions for interior and exterior glass applications.

SADEV is a French company, which finds its origins as early as 1938. The company has since specialized in the design and manufacture of glass fasteners for the building envelope, interior design and balustrades. The company also integrates an engineering department who designs, develops, produces and tests tailor-made parts for architectural projects around the world.