A family business founded by Lorenzo Guarnaccia in 1977, his sons have worked here since 1995, along with his wife, in the secretariat. He holds a federal diploma and a master's degree in locksmith construction obtained in 1988, and then trained his children, both of whom graduated with a CFC in metal construction and subsequently obtained a federal diploma.

Thus, Marco obtained the Brevet Fédéral de chef d'atelier en constructeur métallique and Mario obtained his Brevet Fédéral de chef de projet en constructions métalliques.

Active in metal construction, we are also a training company, taking on one to two apprentices. The company and the profession are constantly evolving in step with new technologies and the ever-increasing respect for the environment.

We have the necessary qualifications to be able to work in the field of metal construction.

We are certified in fire-resistant profiles (Forster-Jansen) and EN 1090 welding.With our 16-strong team, trained in constantly evolving new techniques, we offer a wide range of services:

• Locksmithing
• Winter gardens
• Profile bending
• Metal joinery
• Composite panel machining
• Industrial sheet metal work
• Management repair service

The company is composed

• Workshop manager - Miguel Costa, CFC in metal construction and Brevet Fédéral de Chef d'atelier et de montage en constructions métalliques
• Draftsman/project management - Lionel Krebs, CFC metal construction draftsman
• Work safety manager
• Installation managers
• Steelworkers
• Welders
• Installation helpers
• 2 apprentices in metal construction training
• Secretariat