Home extension in Boulogne-Billancourt (92)
Expand your house or flat in Boulogne: extension, raised roofline, or better use of space.
We build home extensions in Boulogne-Billancourt and Hauts-de-Seine: single-storey extensions, loft additions, or new living space.
We support you with local planning rules and administrative steps with the right professionals.
Clear quote, site follow-up, and quality finishing to add value to your property.
What we handle
- Side and rear extensions
- Raised extensions where feasible
- Planning process support
- Finishing work included
FAQ
Is a permit required for an extension in Boulogne?
Depending on floor area added, a building permit or prior declaration may be required.
How long does an extension take?
Depending on scope, expect from several weeks to a few months.
Extension project in Boulogne?
Tell us about your home and the space you need.