All architects in Romorantin-Lanthenay
5 active architecture establishments in Romorantin-Lanthenay (Loir-et-Cher, 41), according to INSEE's Sirene register (data of 26 October 2026).
- Practices
- 5
- Per 10,000 residents
- 2.7
- Companies
- 4
- Founded since 2025
- 1
Romorantin-Lanthenay (population 18,373) has 5 architecture practices: 2.7 per 10,000 residents, against 3.0 on average in the department (Loir-et-Cher). 4 are companies and 1 are architects working as sole practitioners. The oldest company still active, Societe d'Architecture Boitte, was founded in 2003. One was founded in 2025 or later.
Planning rules in Romorantin-Lanthenay: see the local plan (PLU) on the Géoportail de l'urbanisme ↗
5 results
| Firm | Town | Phone | Founded | Type |
|---|---|---|---|---|
| Aauc (Atelier d'Architecture et d'Urbanisme du Centre) | Romorantin-Lanthenay 9 C Rue Maymac, 41200 | 2025 | SAS | |
| Amandio Ferreira (Plan B) | Romorantin-Lanthenay 18 B Rue George Sand, 41200 | 2004 | Sole trader | |
| Atelier d'Architecture Milliet | Romorantin-Lanthenay Residence du Parc Bat A les Acacias 20 Faubourg Saint-Roch, 41200 | 2014 | SARL | |
| M A Finances | Romorantin-Lanthenay 200 Chemin de Courmain, 41200 | 2015 | SARL | |
| Societe d'Architecture Boitte | Romorantin-Lanthenay 10 Rue de la Tour, 41200 | 2003 | SELAS |
Architects near Romorantin-Lanthenay
All architects – Loir-et-Cher (41) →Architects in Romorantin-Lanthenay: common questions
How many architects are there in Romorantin-Lanthenay?
The Sirene register lists 5 active architecture practices in Romorantin-Lanthenay: 4 companies and 1 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 Romorantin-Lanthenay?
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 Romorantin-Lanthenay (height, position, appearance) are set out in the local plan (PLU).
How much does an architect cost in Romorantin-Lanthenay?
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.