569 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.

4 achievements

Architect page

Céline Babin assists you with residential or commercial premises projects, development, construction or renovation . She strives to work on sensitive and functional spatial design for better comfort and use of your interiors.

14 property type

Single-Family Homes

Chalets / Wooden Houses

15 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

1 achievement

ALMA (Atelier Léa Monestier Architecte) is an architectural practice operating throughout the Nouvelle-Aquitaine region. Through a relationship built on trust, collaboration, and attentive listening, the agency develops tailored solutions that transform its clients’ ambitions into sustainable and meaningful spaces. Combining architectural expertise, design, and project management, ALMA creates places that are functional, sensitive, and built to stand the test of time.

17 property type

Single-Family Homes

Chalets / Wooden Houses

10 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

6 achievements

Architect page

With 26 years of experience designing and carrying out specific projects, Jean Christophe HARANQ offers expertise and creativity to those who need spaces that reflect their image, while respecting costs and the natural and built environment.

17 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

6 achievements

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

15 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

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5 achievements

Architect page

Atelier Bebo manages every stage of the project, from design to completion. It focuses on the needs of the project owners to best support them and provide them with tailor-made, functional solutions that are optimized for their budget.

22 property type

Single-Family Homes

Smart Homes

16 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

4 achievements

Damien Couzin / Architect offers tailor-made support for all types of projects. Creativity, technical skills and attentiveness are at your service under different missions (Feasibility, design, site monitoring, etc.).

19 property type

Single-Family Homes

Passive House / Eco-friendly

16 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

Architect page

25 property type

Single-Family Homes

Passive House / Eco-friendly

13 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

Architect page

Serving both private individuals and professionals, Oyat Atelier offers a solid foundation, rigorous design, and creative freedom that allows each project to find its natural form. With fifteen years of experience across diverse fields—education, office and commercial spaces, collective housing, healthcare, cultural facilities, and single-family homes—the studio supports every project with rigor, inventiveness, and a human-centered approach built on trust. Oyat Atelier designs sustainable, harmonious, and fully bespoke spaces.

15 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

Together
we can define your project

Make a free appointment with our specialist advisor.

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1 achievement

Architect page

Independent HMONP architect based in Bagnères-de-Bigorre, in the French Pyrenees, Jules NENY supports homeowners and condominium associations with energy-efficient renovations, sustainable construction using timber, straw, and earth, and self-sufficient housing projects. From pre-purchase advice and planning applications to construction supervision, he provides comprehensive guidance grounded in technical expertise, environmental responsibility, and honest, practical advice.

21 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

Julien CASTEL, architect graduated from ENSA Strasbourg and certified HMONP, supports both private individuals and professionals in their renovation, extension, and new construction projects. His agency develops sustainable and tailor-made architecture, integrating energy performance, bio-based materials, and comprehensive support throughout every phase of the project.

21 property type

Single-Family Homes

Passive House / Eco-friendly

14 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

3 achievements

Architect Hélios Constantin designs harmonious, sustainable, and poetic spaces, combining local materials, reuse, and landscape integration to reveal each site’s potential while respecting the environment and its users.

25 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

Architecture Agency / Interior Architecture - New - Renovation - Residential, Commercial, Catering, Hospitality

Contemporary or traditional architecture

Ile de France sector, Loiret

17 property type

Single-Family Homes

Townhouses

16 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

We find
the architect for you

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On trouve l'architecte pour vous
Architect page

Aware that a construction for individuals is often a “life project”, that the identity of the layout/creation of a professional space must be unique, Mathilde SADRAN is there to support you through all phases of your project.

23 property type

Single-Family Homes

Passive House / Eco-friendly

13 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

Architect page

With experience in a wide range of sectors, architect Cédric Dereumaux and his firm NORA apply their technical expertise and dedication to efficiency to deliver architecture designed to effectively meet their clients' needs.  

12 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

1 achievement

Architect page

Based in Mennecy, near Paris, Atelier Boarchitecture supports homeowners, businesses and public authorities with construction, renovation and extension projects. The agency delivers contemporary, sustainable and tailor-made architectural solutions, providing expert guidance from concept through to project completion.

26 property type

Single-Family Homes

Passive House / Eco-friendly

11 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

2 achievements

Fanum architecture considers the project as a duality between intuition and iteration, through a balance between rationality and emotion, and through the accuracy between finesse and radicality.

21 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

Together
we can define your project

Make a free appointment with our specialist advisor.

Request a meeting
On trouve l'architecte pour vous
Architect page

An architect who has specialised over the years in individual housing, in new buildings, renovations and extensions... without excluding collective housing. Philippe Prevost proposes contemporary architecture, simple and open, using as much as possible healthy and natural materials.

11 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

1 achievement

OUR ACTIONS: Determine the needs of the Project Owner; Analyze and question the relevant services; Develop the architectural project; Submit the building permit; Assist you during instruction; Develop specifications with the Project Owner; Carry out project management.

15 property type

Single-Family Homes

Townhouses

15 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

1 achievement

Architect page

With more than 30 years of experience, Philippe BIAU supports homeowners, businesses, and public organisations with construction, renovation, and refurbishment projects. His architectural approach combines design excellence, technical expertise, attentive client support, and sustainable solutions carefully tailored to the unique context of every project.

25 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

The architectural firm Cédric Nicalin Architecte supports you in carrying out your projects, whether you are an individual, a professional or a community.

21 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application