La Brosse-Montceaux, a commune in the Seine-et-Marne department in France
Altis is located on a 55 hectare site in Coudray-Montceaux and Corbeil-Essonnes (southern Paris area), at the heart of the technology campus “Essonne Nanopole”, gathering industry leaders.
Taking as his pretext that the king was threatened by Italian plans to capture him, on 28 September 1567 Condé invaded the château de Montceaux in Brie, near Meaux, in order to arrest the king's person.