All architects in Saint-Cyr-l'École

8 active architecture establishments in Saint-Cyr-l'École (Yvelines, 78), according to INSEE's Sirene register (data of 26 October 2026).

Practices
8
Per 10,000 residents
3.8
Companies
4
Founded since 2025
0

Saint-Cyr-l'École (population 21,268) has 8 architecture practices: 3.8 per 10,000 residents, against 5.2 on average in the department (Yvelines). 4 are companies and 4 are architects working as sole practitioners. One employs 10 people or more. The oldest company still active, Creative Espace et Conception, was founded in 2003.

Planning rules in Saint-Cyr-l'École: see the local plan (PLU) on the Géoportail de l'urbanisme ↗

8 results

FirmTownPhoneFoundedType
Alexia PerlotSaint-Cyr-l'Ecole 9 Avenue Tom Morel, 782102024Sole trader
Anskatrading as Anska Saint-Cyr-l'EcoleSaint-Cyr-l'Ecole 10 Boulevard Georges Marie Guynemer, 782102014SARL
Aymen Ben HellelSaint-Cyr-l'Ecole 4 Rue Robert Desnos, 782102009Sole trader
Creative Espace et ConceptionSaint-Cyr-l'Ecole 10 Avenue Pierre Curie, 782102003SARL
In-Signe ArchitectureSaint-Cyr-l'Ecole 57 Rue Mansart, 782102020SAS
Machiv Arouahtrading as Ets LatourSaint-Cyr-l'Ecole 47 Avenue Pierre Curie, 782102016SAS
Marielle TordjemanSaint-Cyr-l'Ecole 5 Rue Charles Michels, 782102001Sole trader
Richard DuplatSaint-Cyr-l'Ecole 40 Allee Paul Langevin, 782102001Sole trader

Architects near Saint-Cyr-l'École

All architects – Yvelines (78) →

Architects in Saint-Cyr-l'École: common questions

How many architects are there in Saint-Cyr-l'École?

The Sirene register lists 8 active architecture practices in Saint-Cyr-l'École: 4 companies and 4 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 Saint-Cyr-l'École?

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 Saint-Cyr-l'École (height, position, appearance) are set out in the local plan (PLU).

How much does an architect cost in Saint-Cyr-l'École?

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.