536 architects Conversion

Architect for Building Transformation

Are you looking to transform an old house, add an annex, or carry out works to rehabilitate a building? A specialist transformation architect is the professional you need. Renovating a building can be a delicate process, but thanks to their expertise, this architect takes charge of renovation projects from design all the way through to construction.

While many agree that an architect is an artist at heart, they are no less a technical and construction professional. Do not hesitate to call on this type of architect to transform your home and its interior to the fullest.

In practice, when should you hire a specialist transformation architect?

Architects are multidisciplinary professionals who master all the intricacies of renovation and construction projects — design, work supervision, budget management, administrative procedures, and more. Their involvement guarantees the success of your transformation project.

For the rehabilitation of a building
A building can have many lives, and its renovation creates spaces full of potential. In this type of project, the building's structure remains the same, but its interior is completely transformed. Room layout, utilities, décor, atmosphere — the architect can modify everything, going as far as removing certain non-load-bearing walls.
In structural renovation projects, the transformation architect may also work on the building's structure during more extensive works. This can include raising the roof, carrying out energy renovations, or even reinforcing the framework of a construction.

For the construction of an annex
Having an architect on board is mandatory when building an extension. But beyond the legal requirement, an architect's expertise is invaluable. Whether you are looking for a conservatory or a more substantial structure such as a detached studio, a garage, or a workshop, this professional will carry the project through to completion while respecting technical constraints, the budget, planning regulations, and the specific features of your environment — land type, soil conditions, and so on.

For simplifying administrative procedures
Finally, a specialist transformation architect supports you through all the administrative procedures involved. Planning permission applications, paperwork — the architect handles everything. With a thorough understanding of every aspect of their profession, they ensure compliance with the architectural regulations governing each region of France, whether in Paris or elsewhere.

Architecte in Châtenay-Malabry 92290

Whether you’re an individual or business, in need of consulting services or a full turn-key project, experienced architect Anne-Brigette Caseau will propose a solution that fits your needs, goals and budget, with the goal of best adapting to her clients’ requests.

16 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

13 type of work

Conversion

New Build

Renovation

4 services

Design / Plans

Planning permission application

Construction Management

Architecte in Allouagne 62157

ARKO-LYS is an architecture studio founded in 2015, made up of two architects with many years of experience in project management, design and execution.

17 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

12 type of work

Conversion

New Build

Renovation

6 services

Design / Plans

Planning permission application

Construction Management

Architecte in Montpellier 34000

An experienced architect based in Montpellier, Céline Gal sees architecture as a human and sustainable solution to current societal issues. Her experience and her adaptability mean that she can respond to all client requests.

14 property type

Single-Family Homes

Passive House / Eco-friendly

Townhouses

11 type of work

Conversion

New Build

Renovation

5 services

Design / Plans

Planning permission application

Construction Management

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Architecte in Roubaix 59100

An experienced architect, Laure Pettier assists private individuals and professionals in the realisation of their project, while respecting their wishes and their budget.

13 property type

Single-Family Homes

Chalets / Wooden Houses

Townhouses

11 type of work

Conversion

New Build

Renovation

4 services

Design / Plans

Planning permission application

Construction Management

Architecte in Treillières 44119

Tektolab is an architecture studio founded in 2014 by John Debaize, DPLG architect.

Tektolab today works on projects at the scale of individual homes, collective housing and public and private facilities. Certified Passive House Designer.

22 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

9 type of work

Conversion

New Build

Renovation

6 services

Design / Plans

Planning permission application

Construction Management

Architecte in Strasbourg 67100

Dali Architecture is an architecture, design and project management agency in Strasbourg for professionals, investors and individuals. We travel within a 1 hour radius of Strasbourg to respond to your project.

24 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

15 type of work

Conversion

New Build

Renovation

6 services

Design / Plans

Planning permission application

Construction Management

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Architecte in La Hague 50440

Whether your project is of a few m², whether it is a renovation project, the construction of an individual house, or a larger project, the agency supports you to find a fair response adapted to your needs. problematic.

16 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

11 type of work

Conversion

New Build

Renovation

5 services

Design / Plans

Planning permission application

Construction Management

17 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

14 type of work

Conversion

New Build

Renovation

6 services

Design / Plans

Planning permission application

Construction Management

Architecte in Nantes 44000

Founded in 2016 in Nantes by Raphaël Fichet, a graduate of the Nantes School of Architecture (2005), FARLAB was born after years of collaboration with renowned architectural firms. At FARLAB, their knowledge — gained through hands-on experience and professional practice — ensures expertise, flexibility, and precision. Their mission is to design spaces that reflect who you are, conceived to stand the test of time.

25 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

13 type of work

Conversion

New Build

Renovation

7 services

Design / Plans

Planning permission application

Construction Management

Architecte in Toulouse 31400

HMONP architect based in Toulouse city centre, Lize DÉSIRÉ founded her own agency, Lize Désiré Architecte, after several years working as a project manager within a Toulouse-based architecture firm.

With extensive experience in renovation projects, she knows how to enhance existing buildings while respecting their history and environment. Since January 2026, the agency has been a member of Envirobat Occitanie, a regional network of professionals committed to sustainable buildings

24 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

17 type of work

Conversion

New Build

Renovation

7 services

Design / Plans

Planning permission application

Construction Management