Maïa Sonnier Quality Certificates

The MAÏA Infrastructure arm performs major works for large development projects: engineering structures, dams, etc.

Business lines :

The Infrastructure staff supports its customers throughout their projects, from design to construction.

• - Engineering structures
• - Municipal engineering
• - Civil engineering
• - Industrial projects
• - Special works

MAÏA SONNIER and its specialized subsidiaries offer in-depth experience in the management of technical projects requiring specific expertise :

• - River works
• - Retaining structures
• - Consolidation
• - Sanitation
• - Asbestos removal
• - Underground works

Major historical projects :

• - The Maurice Ravel Auditorium built in 1974 in Lyon
• - The administrative headquarters for the Grand Lyon conurbation
• - The "Double Mixte" project under concession on La Doua university campus (Villeurbanne)
• - The renovation of the Cusset dam on the Rhone (Villeurbanne)
• - The Gerland stadium (Lyon)

More recent projects :

• - The Espace Perret development in Amiens
• - The railway bridge over the Rhone in Culoz
• - The creation of the Jean Macé railway station in Lyon
• - The combined gas power plant at Le Bayet
• - The CEA

The Infrastructure arm is composed of the MAÏA SONNIER company and its specialized subsidiaries :

• - Maïa Fondations : foundations
• - Deluermoz : underground works
• - Edgard Duval : water
• - Kaspar : electricity, gas
• - Maïa Rail : railway works