| Pietro Antonio Gabbio (ou Michel dal Gabbio) - Architect | Designed the castle around 1780. |
| Antoine-Camille de Rochefort - Count and sponsor | Have the present castle built. |
| Jean-Baptiste Courtin de Neufbourg - Owner in the 19th century | Set up park and castle. |
| Famille de Mars - First Lords (XIVe) | Possède Beauvoir as a rear-fief. |
| Damas de Varennes - Owners (XV) | Success the Mars. |