607 architects Extension

Extension Architect

A home is one of the most precious assets a person can own. Taking care of it is akin to taking care of oneself. A true living space, a home adapts to the needs of its owners and sometimes requires work to be carried out — including the addition of an extension.

Whether built to gain extra living space, attached to the existing home, or added as an upper storey, an extension serves more than one purpose.

To achieve a functional home extension that matches your vision, a specialist architect is your greatest ally.

Why choose a specialist architect for your home extension?

An architect is not always mandatory for a home extension project. However, calling on this building, construction, and renovation professional brings a number of significant advantages.

An extension in harmony with your home
Adding an extension to your home comes with many challenges. The first is creating a space that is in perfect harmony with your existing home and living environment. Whether in terms of exterior or interior cohesion, working with an architect allows you to choose the type of extension, the materials, and the construction style — ensuring the new space integrates seamlessly with your home.

A project tailored to your budget
A home extension is a project that requires careful planning from the outset. Between site preparation, materials, and labour, expanding your living space requires a considerable budget.

An architect can assist you as the project manager. They design the plans, oversee the works, and coordinate the various tradespeople — all while working within your budget. The best way to avoid unwelcome surprises.

Achieving a functional and practical space
A home extension is more than just extra floor space attached to a main building or added on top of it. Above all, it must be functional and comfortable. Whether it's a conservatory, a garage, or an additional room, the specialist architect carries out the work so that the extension fulfils its primary purpose.

Insulation, natural light, electrical wiring, built-in storage — your new room is immediately ready to use.

5 achievements

Kaza Architecture is a dynamic and creative agency based in Ajaccio.

For each project, we combine aesthetics and functionality, offering noble, environmentally friendly materials.

20 property type

Single-Family Homes

Passive House / Eco-friendly

16 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

Founded by Marc GUILBAUD, an architect and carpenter, EBENE Architecture supports private clients and professionals in Dordogne, Lot, and Corrèze.
The agency designs bespoke projects attentive to use and context, with a strong affinity for wood. It values local craftsmanship and promotes a sustainable, sensitive, and long-lasting architecture.

15 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Extension

New Build

5 services

Design / Plans

Planning permission application

5 achievements

Founded by Etienne LOMBARD, Etienne LOMBARD ARCHITECTE is a committed architectural practice that carefully listens to each client in order to meet their expectations and needs. Every project responds uniquely to the various challenges within which it is set. The approach is always tailored to the client’s program and budget, as well as to the geographical context of the site.

12 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Extension

New Build

7 services

Design / Plans

Planning permission application

ARRIERE COUR Architecture is based in Bordeaux and Dax. Specializing in building rehabilitation, the agency supports its clients at every stage of the project, offering tailor-made, functional, and sustainable solutions. Each intervention is conceived as a dialogue between the existing structure and its uses, with particular attention to detail and the quality of the spaces.

14 property type

Single-Family Homes

Chalets / Wooden Houses

7 type of work

Extension

New Build

3 services

Design / Plans

Planning permission application

We find
the architect for you

Search
On trouve l'architecte pour vous

1 achievement

22 property type

Single-Family Homes

Chalets / Wooden Houses

7 type of work

Extension

New Build

3 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

Extension

Renovation

7 services

Design / Plans

Planning permission application

3 achievements

Tanguy Aubin advocates a pragmatic, understated architecture in which spaces and materials remain clear and legible, and are sometimes left raw. The quality of his architecture lies in its proportions, spatial sequences and use of light, as well as in its ability to adapt to a changing climate.

As a mobile architect, he works across three regions to which he has strong personal ties: the Paris region, Ille-et-Vilaine and Morbihan.

13 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

A D.P.L.G.-qualified architect, Ludovic Le Gall approaches his work with a strong focus on listening, creativity and finding the right balance between each project, its surroundings and his clients’ expectations. He graduated from the École Nationale Supérieure d’Architecture de Versailles in June 2000 and has developed broad experience in the design and delivery of buildings, particularly in the fields of single-family homes, residential buildings, restaurants and offices.

27 property type

Single-Family Homes

Passive House / Eco-friendly

14 type of work

Extension

New Build

7 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

D-CONCEPTS is an architecture practice in Toulon, founded in 2016 and led by Élodie Drouin, DE-HMONP-qualified architect. The practice supports private clients and professionals in Toulon and across the Var with their construction, renovation, extension, vertical extension and refurbishment projects.

A human-scale practice bringing together complementary expertise around a shared ambition: understanding your needs, revealing the potential of each place and bringing to life a coherent, functional and achievable project. Every project is bespoke, balancing your requirements, budget and technical and regulatory constraints.

26 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Extension

New Build

7 services

Design / Plans

Planning permission application

2 achievements

Based in Saint-Malo and Paris, DISCORS is an architecture practice that places resources and collaboration at the heart of its work. It develops joyful, sustainable and context-driven architecture, combining constructive rationality, economic efficiency and spatial generosity to create more for the people who inhabit its buildings.

12 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Extension

New Build

7 services

Design / Plans

Planning permission application

9 achievements

Plan B is the architectural practice of Raphaël Billotte, based in Bègles, near Bordeaux. Whether it is an extension, vertical extension, major renovation or new-build project, the practice designs contemporary projects drawing on the rigour developed through twenty years of experience working on public facilities and wine production sites.

19 property type

Single-Family Homes

Passive House / Eco-friendly

8 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

1 achievement

Studio Gani is a contemporary architecture practice creating distinctive spaces that are sensitive to their surroundings and the people who inhabit them. Each project emerges from a dialogue between landscape, materials and light, resulting in architecture that is contextual, timeless and full of life.

25 property type

Single-Family Homes

Passive House / Eco-friendly

11 type of work

Extension

New Build

5 services

Design / Plans

Planning permission application

We find
the architect for you

Search
On trouve l'architecte pour vous

1 achievement

A_R_F_ creates spaces with a distinctive atmosphere, from the building itself to bespoke furniture.

Renovation, commercial fit-outs and new-build projects: we work with materials, use and each client’s budget to deliver thoughtful, well-balanced projects, from the first sketch through to completion.

13 property type

Single-Family Homes

Passive House / Eco-friendly

8 type of work

Extension

New Build

3 services

Design / Plans

Planning permission application

4 achievements

Murielle Claire's full service firm adopts a philosophy founded on perpetual examination of the site and function, and a vision of contemporary architecture in which light, space and materials are used to their best advantage.

22 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

Architect page

The principal ambition of the architectural firm Ploma is to respond to their clients’ objectives, offering them the best prospects and possibilities for the development of their projects. 

9 property type

Retail

Hotels - Restaurants

5 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

Catherine de Bellefroid is passionate about people, their stories, aspirations, well-being, and spaces: for the architect, a house is like a second body that should function in perfect harmony with its inhabitants.

9 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Extension

New Build

4 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

Made up of a strong team of 3 architects, the firm Point Singulier is prepared to assist you from the earliest stages of planning your project up to the work’s completion.

7 property type

Retail

Commercial - industrial

5 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

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

Extension

Renovation

4 services

Design / Plans

Planning permission application

Architect page

An experienced architect, Pascal Fontaine can offer you the benefit of his experience to support you throughout your project, from the initial sketches right through to completion.

14 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Extension

New Build

5 services

Design / Plans

Planning permission application

1 achievement

Space, nature, places, time, day, night, living, remaining, working: man lives. And the architect is at the service of man so that he can find peace, joy and happiness in existing.

11 property type

Single-Family Homes

Townhouses

10 type of work

Extension

New Build

5 services

Design / Plans

Planning permission application