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

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

Extension

New Build

5 services

Design / Plans

Planning permission application

7 achievements

Architect page

Marine Desveaux is an architect specializing in all types of rehabilitation or renovation. She also has expertise in eco-construction and energy renovation. She can provide support in AMO (Project Management Assistance) for structures and manage their projects.

21 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

3 achievements

The François-Xavier Poudroux Architecte studio, founded in 2019, approaches landscapes in their capable depth with the themes of atmospheres, embodied materialities and continuum in the built landscape as study satellites.

9 property type

Single-Family Homes

Apartment

5 type of work

Extension

New Build

5 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

Extension

New Build

3 services

Design / Plans

Planning permission application

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Architect specialized in residential design, Marion GRANDIN has been supporting private clients for nearly ten years with their single-family homes, extensions, renovations, and rehabilitation of existing buildings. She also works on collective housing projects and as a condominium architect. As a single point of contact, she designs tailor-made, sustainable spaces adapted to your daily life, from feasibility studies and initial sketches through to construction supervision.

18 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Extension

New Build

6 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

Extension

New Build

5 services

Design / Plans

Planning permission application

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

Extension

New Build

6 services

Design / Plans

Planning permission application

LAEM Architectes is a firm founded by two DPLG-certified architects, registered with the Order of Architects, and trained at ENSA Paris-La Villette and ENSA Paris-Malaquais.

They support a wide range of projects: villas, individual houses, office spaces, public-access buildings (ERP), and outdoor developments.

From design to completion, each project is conceived as a response to its context, its uses, and the lifestyle of its future occupants.

27 property type

Single-Family Homes

Passive House / Eco-friendly

17 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

8 achievements

Based in Pertuis, in the heart of the Luberon, MOGA Architecture designs new-build and renovation projects across a wide range of programmes, including individual houses, multi-unit residential developments, wine estates, commercial and business premises, retail spaces, restaurants, public-access buildings, schools and more.

Led by Camille Gardien and Jérémy Moreau, whose complementary expertise spans urban planning, architecture and interior architecture, the practice develops an architectural language that is both authentic and contemporary: contextual architecture that integrates harmoniously into the landscape, embraces bioclimatic principles and makes use of healthy, sustainable materials.

16 property type

Single-Family Homes

Passive House / Eco-friendly

11 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

1 achievement

Originally from South America, more specifically Caracas, Venezuela, Ericka is a French-Venezuelan HMONP-qualified architect and interior designer. She graduated from the École Nationale Supérieure d’Architecture de Paris-La Villette in 2017 and from the Central University of Venezuela in Caracas in 2010.

In 2018, she founded her architecture practice, ERA Studio, where she designs spaces in which colour, natural materials and greenery play a central role. Ericka explores the function of beauty: “Everything that is beautiful has the power to bring us satisfaction and comfort. Beauty is reassuring, and we need it in our everyday lives.”

11 property type

Single-Family Homes

Chalets / Wooden Houses

6 type of work

Extension

New Build

4 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

Extension

New Build

7 services

Design / Plans

Planning permission application

Architect page

Floriane Mingeonnet works on different types of projects including construction, urban planning, home layout and interior architecture. She is attentive to dialogue with the client in order to pinpoint exactly what they’re looking for.

7 property type

Single-Family Homes

Townhouses

8 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

We find
the architect for you

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On trouve l'architecte pour vous

Jérôme Licois designs each of his projects with considerations for all of the requirements involved. He seeks to give each of his architectural creations a poetic touch, while taking care to never impose his ideas or point of view. 

 

12 property type

Single-Family Homes

Passive House / Eco-friendly

14 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

Architect page

From the feasibility study right through to the construction site, Alexandre Train and his Platypus Architecture studio are here to help you through the design and construction of your project.

20 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Extension

New Build

5 services

Design / Plans

Planning permission application

Emmanuel GIGON

ACROPOLE

1 Opinions

Architecte in Vendôme 41100

Architect page

Founded in 1996 by architect Emmanuel Gigon (DPLG), Acropole is an architecture firm that offers personalised services and consulting to their clients. The firm is specialised in the construction and redevelopment of industrial buildings, including those falling under the French ICPE classification (facilities classified under environmental protection).

12 property type

Single-Family Homes

Passive House / Eco-friendly

8 type of work

Extension

New Build

4 services

Consulting

Design / Plans

Jérémy Lay and Théo Navarro, both qualified and experienced architects, founded Atelier PAPYR. Together, these architects push their thinking as much in the design phase as in the construction. Conscious that the act of building can influence a landscape in a sustainable way, they choose to design their architecture using local and organic materials.

14 property type

Single-Family Homes

Passive House / Eco-friendly

12 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

Jérôme Chapelet-Letourneux is a talented architect who has gained experience in renowned agencies such as Norman Foster's and Jean Nouvel's. His experience and expertise enable him to take on a multitude of projects for private and professional clients.

12 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

1 achievement

Welcome to Equilone, your interior design and architecture specialist, for personalised, functional living spaces that meet all your needs.

15 property type

Single-Family Homes

Passive House / Eco-friendly

8 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

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

Extension

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

Extension

New Build

3 services

Design / Plans

Planning permission application