| Nicolas-Joseph-Henri Bolot - Mayor of Givors (1815-1827) and master glassmaker | Donna land and funds for construction. |
| Jacques Vanginaud - Givors Architect-Viewer | Author of the initial plans (1820). |
| Joseph-Étienne Malaval - Lyon architect | Directed the transformation (1891-1893). |
| Lucien Bégule - Master glassmaker Lyon | Author of stained glass windows (ex. *La Cène*, 1888). |
| Joseph Merklin - Parisian organ factor | Created in 1986. |