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.

6 achievements

Architect page

JUILLET ARCHITECTURE is a transdisciplinary agency with varied scales of intervention allowing it to respond to all needs, through an architecture anchored in current issues.

13 property type

Single-Family Homes

Townhouses

14 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

5 achievements

Architect page

The workshop favors the tactile experience, creating durable and functional designs. Each space and object reflects an architect-craftsman-client collaboration. The workshop thus intends to design architectural solutions which will become the heritage of tomorrow.

12 property type

Single-Family Homes

Chalets / Wooden Houses

11 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

3 achievements

Architect page

The Olivier SOUSA Architecture workshop supports you in your project. Combining listening and creativity, its aim is to guide you and advise you in your choices in order to design the living space that suits you.

13 property type

Single-Family Homes

Chalets / Wooden Houses

11 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

4 achievements

Architect page

PRarchitecture offers a holistic approach in the design of these projects aimed at offering users an integrated experience around the project combining economy, sustainability / flexibility and functionality.

13 property type

Single-Family Homes

Townhouses

8 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

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4 achievements

Olivier SILVESTRI Architecture Studio is a contemporary architecture and project management agency located in Saint-Avold, in Moselle, 45 km from Metz. Olivier SILVESTRI Architecture Studio serves individuals and professionals to build, expand, transform and arrange. 

21 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

4 achievements

Born from the association of two partners with complementary backgrounds, CALADA architects supports you on all your new construction or renovation projects, from studies to construction site. Sensitive, rigorous and attentive, the agency strives to transcribe the desires of its

17 property type

Single-Family Homes

Chalets / Wooden Houses

12 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

3 achievements

Architect page

At Atelier Lare, the agency is made up of 5 architects. The team is driven by deep values ​​based on transparency, agility and commitment. These values ​​shape the way he works on a daily basis.

9 property type

Single-Family Homes

Smart Homes

6 type of work

Conversion

New Build

3 services

Design / Plans

Planning permission application

1 achievement

An Architect's degree supplemented by 25 years of experience in France and abroad. Liberal practice enriched by annual continuing education, experience in teaching architectural projects and experience in the field of heritage architecture.

14 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Conversion

New Build

5 services

Design / Plans

Planning permission application

Together
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Atelier Spontané Architecture designs unique spaces that reflect the needs of clients. Timothé MARCEAU, member of the Order of Architects, puts his expertise at the service of your projects to create architecture inspired by contemporary French and Japanese references.

26 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

6 achievements

Architect page

HMONP architect in Paris 20, enthusiastic to support you in the development of your housing project, house, elevation, extension, renovation/interior decoration and design, for any building permit request, prior declaration and work authorization or simply advice.

24 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

Tablao Architecture carries out renovation and new construction projects combining respect for constraints and environmental responsibility. Human collaboration, listening and trust guide each step, from sketch to delivery, to respond to the unique challenges of each project

19 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Conversion

New Build

6 services

Planning permission application

Construction Management

Architect page

L’Agence Spatiale is an architecture and interior design firm focused on eco-design, located in Uriage near Grenoble, in the Auvergne-Rhône-Alpes region. It works on renovation, extension, elevation, construction, and interior design projects.

17 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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An HMONP-certified and registered architect, MAR, and certified energy auditor, Dylan LEVY is the director of LEV2A Architecture. He supports public and private clients in their construction, renovation, and audit projects, combining expertise in design, regulation, energy performance, and project management. His approach blends high standards, transparency, and long-term commitment at every stage.

19 property type

Single-Family Homes

Passive House / Eco-friendly

11 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

Stéphanie DEYRIS-MOUTTE, both a DPLG architect and interior design graduate, assists her clients in the design, renovation, and transformation of their spaces — from private homes to public buildings — with a rigorous, sensitive, and sustainable approach. She is highly attentive to her clients’ expectations and deeply respectful of their wishes and needs. Her professional background has allowed her to acquire a wide range of skills across diverse fields, enabling her to successfully respond to a broad variety of projects.

21 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

Architect page

SAAP Architecture designs bespoke, sustainable, and well-considered projects for private clients, companies, and public authorities. The practice works on renovation, transformation, and new-build projects with rigor, attentiveness, and a strong sense of place—always closely connected to the context of the site and the project.

14 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

4 services

Design / Plans

Planning permission application

10 achievements

Cathala Architectes develops high-performance projects integrating bioclimatic design, dynamic thermal modeling, and innovative construction solutions. The agency ensures strict compliance with BEPOS standards, optimizing envelopes, systems, and flows to deliver sustainable buildings that meet current environmental requirements.

14 property type

Single-Family Homes

Passive House / Eco-friendly

14 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
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Since 2007, Corentin DESMICHELLE’s studio has been developing an architecture of restraint at every scale, from individual housing to public facilities. Specializing in passive design and the use of bio-based materials, he favors an ecosystem-based and circular approach. Whether for new builds or the renovation of historic structures, each project is conceived as a living resource reserve, aiming for environmental excellence and zero waste.

27 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

Maxime BANNIER designs bespoke projects based on a strong, practical expertise in timber construction. He supports each project with method and high standards, transforming your ideas into a coherent project tailored to your lifestyle and budget.

10 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Conversion

New Build

6 services

Design / Plans

Planning permission application

2 achievements

Based in Anduze, Belle Ville Atelier d’Architecture supports renovation, extension, and construction projects throughout the south of France and beyond. With more than ten years of experience, the agency has developed a demanding and tailor-made approach, shaped by a practice built in Paris and now applied to projects of various scales.

24 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application

3 achievements

Architect page

Sophie Caraux, founder of PIVA Architecture, is a committed architect specializing in sustainable, environmentally responsible design. Combining ecological principles, local expertise, and innovative building techniques, she supports both public and private clients throughout the Vosges region and neighboring areas.

18 property type

Single-Family Homes

Passive House / Eco-friendly

14 type of work

Conversion

New Build

7 services

Design / Plans

Planning permission application