| Jean-Baptiste Mathon - Urbanist architect | Author of the 1948 plan. |
| Jean Marzin - Architect co-conceptor | Responsible for plans with Freyssinet. |
| Louis Freyssinet - Senior Architect | First known work, concrete structure. |
| Père Vey - Rector of the parish | Collaborated with the centered design. |
| André Bouler - Priest and Jesuit artist | Creator of abstract stained glass. |
| Monseigneur Fauvel - Bishop of Brest | Consecrated the church in 1959. |
| Jacques Juteau - Master glass | Technically realized the windows. |