MCR & Associés, created in January 1999, was born of the association of Grégoire MONNARD with Georges CHAROTTON & Daniel ROSSIER, with the aim of continuing the activities of G. Charotton + D. Rossier SA, founded in 1972. Charotton + D. Rossier SA, founded in 1972.

The company's fields of activity include the analysis and design of timber, concrete and metal load-bearing structures for new-build projects, conversions, renovations and major refurbishments of existing buildings, as well as public works projects such as bridges, roadworks, sewer networks, industrial services, earthworks, excavation shoring and reinforcement work in reinforced and prestressed concrete.

Evaluation and maintenance of structures, as well as surveys for future proof, are also part of the design office's ongoing activities.