Entreprise du Patrimoine Vivant Entreprise du Patrimoine Vivant


Roofing, Plumbing, HVAC, Electricity, Sealing, Kitchens
10-12 rue Pierre Nicolau
93583 Saint-Ouen Cedex

Founded in 1804, the company works on the most prestigious sites in the Ile de France region of France and dominates all areas of technical know-how in terms of maintenance, renovation and development of heritage buildings.

It is an expert in complex roofing techniques (slate flakes, tack-fitted slates, rounded tiles, lead gutters and trims) and is known for the quality of its work. It has worked on Historical Monuments such as the Château de Versailles, Hôtel de la Marine, the Comédie Française theatre, Beauvais cathedral, Hôtel de Villeroy, etc.

It also has rare know-how in pre-applying patina to copper. Thanks to this it can make roofs in green copper which it delivers all over the world.

BALAS is also known for its skills in plumbing, HVAC and electricity, and works on buildings such as the Ritz (plumbing and roofing), the Opéra Royal in the Château de Versailles (electricity) and many castles, mansion houses and prestigious residences.