All architects in Montigny-le-Bretonneux
8 active architecture establishments in Montigny-le-Bretonneux (Yvelines, 78), according to INSEE's Sirene register (data of 26 October 2026).
- Practices
- 8
- Per 10,000 residents
- 2.5
- Companies
- 3
- Founded since 2025
- 1
Montigny-le-Bretonneux (population 32,465) has 8 architecture practices: 2.5 per 10,000 residents, against 5.2 on average in the department (Yvelines). 3 are companies and 5 are architects working as sole practitioners. The oldest company still active, Atelier Crea Sarla, was founded in 1990. One was founded in 2025 or later.
8 results
| Firm | Town | Phone | Founded | Type |
|---|---|---|---|---|
| Actio | Montigny-le-Bretonneux Ctre d'Affaires Scaldy 23 Rue Colbert, 78180 | 1991 | SARL | |
| Archionline | Montigny-le-Bretonneux 41 Avenue du Centre, 78180 | 2013 | SAS | |
| Atelier Crea Sarla | Montigny-le-Bretonneux 45 Avenue des IV Paves du Roy, 78180 | 1990 | SARL | |
| Charlotte Tinard | Montigny-le-Bretonneux 7 Rue Jean-Baptiste Carpeaux, 78180 | 2023 | Sole trader | |
| Damien Caneval (C.D Studio) | Montigny-le-Bretonneux Residences les Estudines 1 Rue des Tritons, 78180 | 2025 | Sole trader | |
| Guilhem Brun | Montigny-le-Bretonneux 17 Place Etienne Marcel, 78180 | 2013 | Sole trader | |
| Harry Arcole (Arcoledeco) | Montigny-le-Bretonneux 6 Rue Sully, 78180 | 2013 | Sole trader | |
| Maria Brito Saichi (Brito Garcia) | Montigny-le-Bretonneux 6 Place Georges Pompidou, 78180 | 2012 | Sole trader |
Architects near Montigny-le-Bretonneux
All architects – Yvelines (78) →Architects in Montigny-le-Bretonneux: common questions
How many architects are there in Montigny-le-Bretonneux?
The Sirene register lists 8 active architecture practices in Montigny-le-Bretonneux: 3 companies and 5 architects working as sole practitioners. All of them are listed on this page, with their address and, where published, their phone number.
Is an architect compulsory to build in Montigny-le-Bretonneux?
As everywhere in France, an individual building for themselves must use an architect once the floor area exceeds 150 m², counting the total after works for an extension. A company, including an SCI, always needs one for a building permit. The local rules for Montigny-le-Bretonneux (height, position, appearance) are set out in the local plan (PLU).
How much does an architect cost in Montigny-le-Bretonneux?
Fees are free and set in the contract. For a full mission, from design to site supervision, pricing guides usually quote 8–12% of the cost of the works excluding VAT for a new house and 10–15% for a renovation or extension. A mission limited to the building permit application is usually a fixed fee of about €1,500–4,000 excluding VAT.
Where can I get free advice before choosing an architect?
In most departments, the CAUE (council for architecture, planning and the environment) sees individuals for free, by appointment, to help them prepare their project. The map of CAUEs is on fncaue.com.