| Léopold Ier de Lorraine - Duke of Lorraine | Sponsor of the "New Louvre" in 1715. |
| Germain Boffrand - Architect | Designs the original abandoned project. |
| Stanislas Leszczyński - King of Poland, Duke of Lorraine | Relaunching Nancy's urban planning and building the Stewardship. |
| Emmanuel Héré - Architect | Realizes the New Stewardship (1751-1753). |
| Barthélémy Guibal - Sculptor | Author of exterior decorations. |
| Antoine-Martin Chaumont de La Galaizière - Chancellor of Lorraine | First occupant of the Intendance. |