All architects in Carquefou
6 active architecture establishments in Carquefou (Loire-Atlantique, 44), according to INSEE's Sirene register (data of 26 October 2026).
- Practices
- 6
- Per 10,000 residents
- 2.9
- Companies
- 6
- Founded since 2025
- 0
Carquefou (population 20,921) has 6 architecture practices: 2.9 per 10,000 residents, against 7.2 on average in the department (Loire-Atlantique). One employs 10 people or more. The oldest company still active, Mervane, was founded in 2006.
Planning rules in Carquefou: see the local plan (PLU) on the Géoportail de l'urbanisme ↗
6 results
| Firm | Town | Phone | Founded | Type |
|---|---|---|---|---|
| Atelier d'Architecture Tranchant | Carquefou 7 Rue du Nouveau Bele, 44470 | 2008 | SARL | |
| BJ l'Accompagn'Acteur | Carquefou 23 Rue Gaia, 44470 | 2024 | SAS | |
| Mervane | Carquefou Le Sirius Batiment B 7 Boulevard Ampere, 44470 | 2006 | SAS | |
| Pep'S Architecture | Carquefou 8 Rue Alessandro Volta, 44470 | 2016 | SARL | |
| SARL Kaibily Architectes (Kaibily Architectes) | Carquefou Espace Centre Europe Batiment A5 5 Rue du Tertre, 44470 | 2014 | SARL | |
| Victor Architectes | Carquefou 6 Impasse Sirius, 44470 | 2017 | SARL |
Architects near Carquefou
All architects – Loire-Atlantique (44) →Architects in Carquefou: common questions
How many architects are there in Carquefou?
The Sirene register lists 6 active architecture practices in Carquefou: 6 companies and 0 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 Carquefou?
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 Carquefou (height, position, appearance) are set out in the local plan (PLU).
How much does an architect cost in Carquefou?
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.