| Marie de Tessé - Countess of the alfalfa | Sponsor of the hall in 1737. |
| René Lespine - Architect | Directed the initial stone construction. |
| Pierre de la Rue du Can - Mayor of La Flèche | The reconstruction began in 1772. |
| Prosper Simon - Architect | Planes of the central body and north wing. |
| Pierre-Félix Delarue - Architect | Designed the theatre and extension of 1827. |
| Adrien-Louis Lusson - Decorator and architect | Realized the theatre scenery. |