All architects in Onet-le-Château
5 active architecture establishments in Onet-le-Château (Aveyron, 12), according to INSEE's Sirene register (data of 26 October 2026).
- Practices
- 5
- Per 10,000 residents
- 4.1
- Companies
- 4
- Founded since 2025
- 0
Onet-le-Château (population 12,080) has 5 architecture practices: 4.1 per 10,000 residents, against 5.6 on average in the department (Aveyron). 4 are companies and 1 are architects working as sole practitioners. The oldest company still active, Archit d Inte Design J Jacques Monlucq, was founded in 1994.
Planning rules in Onet-le-Château: see the local plan (PLU) on the Géoportail de l'urbanisme ↗
5 results
| Firm | Town | Phone | Founded | Type |
|---|---|---|---|---|
| Archit d Inte Design J Jacques Monlucq | Onet-le-Chateau 73 Avenue des Rosiers, 12850 | 1994 | SARL | |
| Champs du Possible (CDP) | Onet-le-Chateau 32 Rue Saint Firmin, 12850 | 2012 | SARL | |
| SARL Bedrune Architectes | Onet-le-Chateau Puech Baurez 435 Route de Puech Maynade, 12850 | 2014 | SARL | |
| Sophie Burguiere Architecte | Onet-le-Chateau Rond-Point de la Roquette, 12850 | 2011 | SARL | |
| Vincent Laury | Onet-le-Chateau La Briquetterie 75 Route d'Espalion, 12850 | 1998 | Sole trader |
Architects near Onet-le-Château
All architects – Aveyron (12) →Architects in Onet-le-Château: common questions
How many architects are there in Onet-le-Château?
The Sirene register lists 5 active architecture practices in Onet-le-Château: 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 Onet-le-Château?
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 Onet-le-Château (height, position, appearance) are set out in the local plan (PLU).
How much does an architect cost in Onet-le-Château?
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.