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.

1 achievement

Architect page

Julien LECAMP is a DPLG Architect registered with the Order of Architects. He supports private individuals, professionals, and companies with their new construction, extension, vertical extension, renovation, transformation, and existing building development projects.

20 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Extension

New Build

5 services

Planning permission application

Construction Management

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

Extension

New Build

6 services

Design / Plans

Planning permission application

Architect page

MAWUN agency is based in Beausoleil, in the Alpes-Maritimes. It offers full or partial architectural services. Its core activity focuses on the design and delivery of local-scale architectural projects, including individual housing (new builds, extensions, vertical extensions, and renovations) and the development of commercial spaces of various sizes.

27 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Extension

New Build

6 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

Extension

New Build

5 services

Design / Plans

Planning permission application

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1 achievement

With 15 years of experience as a project manager architect in Ain, specializing in heritage since 2019, with the Chaillot school, I now put my expertise at the service of your new or renovation project.

27 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

A passionate architect, Camille MAGNIER supports your construction and renovation projects from design to completion. Expertise, creativity, and attentive listening are at the heart of her approach, designing tailor-made, sustainable spaces perfectly adapted to your needs and budget.

16 property type

Single-Family Homes

Passive House / Eco-friendly

15 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

1 achievement

Architect page

Independent architect, Mélanie IBANEZ FRAILE develops a practice focused on projects with a strong ecological dimension, in both renovation and construction, for housing, public-access buildings, and professional projects. She adopts a bioclimatic and sober approach, prioritizing user comfort, energy performance, and material reuse. People and dialogue are at the heart of my approach: each project is based on attentive listening to needs and uses. Mélanie pays particular attention to the transformation of existing buildings and the uniqueness of places, in order to design durable, coherent spaces adapted to their environment.

17 property type

Single-Family Homes

Passive House / Eco-friendly

11 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

1 achievement

Architect page

Based in the heart of the Bourbonnais countryside, Gabrielle DOUBLET is committed to respecting historic buildings while creating a dialogue with contemporary needs for comfort and quality of life. Ecological renovation and extensions are the core strengths of her work.

17 property type

Single-Family Homes

Passive House / Eco-friendly

11 type of work

Extension

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

TE-ARCHITECTURES carries out all or part of our projects. We also work in partnership with companies to deliver high-quality projects.

We listen to our clients' needs to provide the best possible solution to their needs.

11 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

8 achievements

SAUA, Urban and Architectural Development Company, designs and carries out the construction, renovation, and extension of various developments and buildings — including individual and collective housing (up to the 4th family) and public-access establishments (ERP) such as shops, offices, schools, sports facilities, cultural centers, agricultural or industrial buildings, subject to labor code regulations and classified environmental protection installations (ICPE). It provides relevant diagnostics of existing structures and high-quality project designs through its complete mastery of building engineering. It promotes bioclimatic architecture, optimizing energy performance and environmental quality across all sites.

21 property type

Single-Family Homes

Passive House / Eco-friendly

17 type of work

Extension

New Build

7 services

Design / Plans

Planning permission application

Architect page

Fondée par Thomas Saccona, l'agence d'architecture Sacco opère dans un large éventail de domaines liés à l'architecture et à l'aménagement du territoire, couvrant à la fois les milieux urbains et ruraux. L'agence promet une approche de l'architecture profondément enracinée dans l'espace e

25 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Extension

New Build

3 services

Design / Plans

Planning permission application

Architect based in Le Passage, near Agen, Quentin GAGO supports both private clients and professionals across the South-West of France: Lot-et-Garonne, Gironde, Gers, Landes, and Pyrénées-Atlantiques. His approach is rooted in listening, dialogue, and personal commitment—delivering architecture that is simple, durable, and deeply anchored in each context.

21 property type

Single-Family Homes

Passive House / Eco-friendly

9 type of work

Extension

New Build

7 services

Design / Plans

Planning permission application

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the architect for you

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Architect page

Sarah Petrignet works on projects of all sizes, from the feasibility study / diagnostic visit to the submission of building permits and calls for tenders.

18 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Extension

New Build

5 services

Design / Plans

Planning permission application

4 achievements

A passionate and visionary architect, Guillaume Cornier blends modern elegance and craftsmanship to create unique, sustainable and inclusive spaces, from custom-made furniture to the most ambitious architecture.

16 property type

Single-Family Homes

Chalets / Wooden Houses

15 type of work

Extension

New Build

6 services

Design / Plans

Planning permission application

Passionate about architecture and well-being in living spaces, Laurent GIUSTI supports your renovation and construction projects with particular attention to bio-based materials. His goal: to create a project that truly reflects you.

27 property type

Single-Family Homes

Passive House / Eco-friendly

16 type of work

Extension

New Build

7 services

Design / Plans

Planning permission application

Architect page

Laurent Feret is a certified architect (DPLG) and has run his architectural firm “Feret Laurent Architecte” in the town of Cantiers since 2008.

11 property type

Single-Family Homes

Townhouses

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

Henri Speidel embraces straightforward architecture without frills, composed of simple geometric forms with respect for the geographic and historical context and of course, the building’s users.

9 property type

Single-Family Homes

Passive House / Eco-friendly

8 type of work

Extension

New Build

3 services

Design / Plans

Planning permission application

With concern for the environment and sustainable development, Corentine Rognant is a specialist in wood construction and exterior developments. She serves both private and professional clients, remaining attentive to their needs in order to offer them an original design that perfectly meets their expectations.

10 property type

Single-Family Homes

Passive House / Eco-friendly

10 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

Based on the island of Réunion, architect Mariam Locate works internationally, from India to Mayotte, Mauritius and Madagascar. 

17 property type

Single-Family Homes

Passive House / Eco-friendly

12 type of work

Extension

New Build

4 services

Design / Plans

Planning permission application

1 achievement

Rubel Architecte assists and advises their clients with all of their new build or refurbishment projects. For experienced architect Julien Rubel, attentively listening to his clients is essential to his work in order to deliver just the project they're looking for. 

7 property type

Multi-unit Residential

Commercial - industrial

5 type of work

Extension

New Build

3 services

Design / Plans

Planning permission application