560 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.

1 achievement

Architect page

An experienced architect based in Croix on the outskirts of Lille, Maud Linot designs architecture that makes the most of existing space. This architect enjoys playing with limitations and transforming them into real assets, in order to reinvent architecture rather than destroy it.

5 property type

Single-Family Homes

Townhouses

9 type of work

Conversion

Renovation

4 services

Design / Plans

Planning permission application

5 achievements

Architect page

Imagori Architecture founded by Maud Jarno works on project management projects from design to reception in both private and public markets on a small or large scale. Its field of activity is broad: construction, renovation (extension, elevation, etc.), development, etc.

14 property type

Single-Family Homes

Chalets / Wooden Houses

12 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

3 achievements

Architect page

DPLG architect, Vincent LEBEGUE develops and renovates existing homes while preserving the spirit of the place and integrating all the innovations necessary for the energy transition. He also designs new houses and creates extensions.

12 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

3 achievements

Architect page

CUARKK, the architectural firm that supports you in your projects, from the renovation or construction of your home, to your professional premises.

17 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

We find
the architect for you

Search
On trouve l'architecte pour vous

1 achievement

DPLG architect, loves old stones and renovation, trained on my renovation bonus, energy renovation of old houses, architectural advice, loves interior decoration, varied projects

12 property type

Single-Family Homes

Townhouses

9 type of work

Conversion

Renovation

6 services

Design / Plans

Planning permission application

7 achievements

Architect page

Founded by Julia and Noé, JNNC Architecture is a dynamic and innovative agency with an unwavering commitment to meeting the needs of its clients. Their multidimensional approach is committed to transforming each idea into a concrete and functional achievement.

27 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

5 achievements

RAPHAËL SAMUEL ARCHITECTURE is a young and dynamic firm with 12 years of experience. Its primary goal is to place its client at the center of the project and create a unique solution for them!

26 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

5 achievements

Architect page

3m³ architect develops construction and renovation projects for houses and apartments in Paris and neighboring departments. Through attentive listening, our writing is modular and at the service of the client, for a tailor-made design.

14 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

5 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

3 achievements

Architect page

Architecture and interior design agency created in 2017. It was founded after more than 3 years of experience in lighting design for private and public spaces and 2 years as a site manager.

11 property type

Single-Family Homes

Smart Homes

10 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

8 achievements

Independent architect, Hadrien Glotin designs "eco-designed" projects by favoring bio-sourced materials. He often works in conjunction with the Architects of Buildings of France and also creates 3D images and videos for construction professionals.

19 property type

Single-Family Homes

Passive House / Eco-friendly

13 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

3 achievements

Oïkos Architectes, specializing in renovations, extensions and elevations, advocates pragmatic, aesthetic and sustainable architecture. The agency supports individuals with a tailor-made, responsible approach, adapted to each living space, and this, with complete peace of mind.

9 property type

Single-Family Homes

Passive House / Eco-friendly

8 type of work

Conversion

Renovation

5 services

Design / Plans

Planning permission application

Architect page

CASE ARCHITECTES is a firm that evolved from a private practice into an architectural firm in 1992.

A human-sized company with a privileged approach, easy to reach, and responsive.

6 property type

Commercial - industrial

Offices

7 type of work

Conversion

Renovation

6 services

Design / Plans

Planning permission application

We find
the architect for you

Search
On trouve l'architecte pour vous
Architect page

The search for a contemporary architectural language that engages in meaningful dialogue with heritage. The ALBA_ agency draws inspiration from traditional know-how while not hesitating to challenge construction techniques.

16 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

Architect page

Interia Construction designs and transforms high-end spaces in Paris and the Île-de-France region: first through architecture and design, then through execution, with the same team and the same level of excellence. Created in 2019 and led by three complementary partners, this human-sized structure places high standards, flexibility and proximity at the heart of every project.

24 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

Architect page

Effe Architecture designs and renovates residential, hospitality, and commercial spaces with particular attention to context, users, and quality of life. The agency offers comprehensive and rigorous support, ideal for clients seeking a professional, human, and highly personalized approach.

19 property type

Single-Family Homes

Passive House / Eco-friendly

7 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

Architect page

Cheze Architectes designs projects by adapting to a wide range of uses, contexts, and constraints. The agency develops a direct and committed approach, with a single point of contact throughout the project, and strong experience in collective housing that is now applied to diverse programs, from residential to commercial and activity-based projects.

11 property type

Multi-unit Residential

Retail

9 type of work

Conversion

New Build

5 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

2 achievements

For over 25 years, the Patrick Breyton Architecture Studio, based in Valence, has been designing sustainable, functional projects that are deeply integrated into their environment. The studio supports private clients, public institutions, and organizations in new construction, rehabilitation, extensions, or additions, as well as in the design of commercial and tertiary buildings. Each project is conceived on a human scale, with particular attention to usability, dialogue with the site, and the client’s objectives. 

22 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

1 achievement

Architect page

PRONAOS Architecture specializes in the restoration, rehabilitation, and preservation of built heritage. The agency assists owners of castles, historic monuments, prestigious residences, as well as traditional rural homes and agricultural buildings throughout every stage of their project. Its services include construction planning, grant and funding applications, building permit preparation, contractor selection, and construction supervision.

15 property type

Single-Family Homes

Townhouses

11 type of work

Conversion

Renovation

7 services

Design / Plans

Planning permission application

1 achievement

Atelier SAJ is an architectural practice led by two partner architects, with offices in Toulouse and Lille and projects throughout France. From new-build construction and extensions to interior design and renovation, we support private clients, businesses and public-sector organisations from the initial concept through to construction supervision, providing bespoke solutions, a strong focus on energy performance and rigorous budget management.

Recent publications:

Archi+ 2023

Archi+ 2026

15 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

1 achievement

Behind Atelier&Liz is the experience and vision of Élise Lusseaud, a DPLG-qualified architect, committed to an architecture that pays close attention to places, how they are used and the quality of life of those who inhabit them.

Her perspective has been shaped across different scales — from individual homes and buildings to neighbourhoods and cities. This diverse experience enables her today to design projects that are

9 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application