576 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.

Architecte in Saint-Grégoire 35760

La démarche de l’agence d’architecture est née d’une volonté de retour aux sources et de donner force à la création, faisant échos aux éléments simples qui tendent vers un esprit minimaliste. 

15 property type

Single-Family Homes

Apartment

Multi-unit Residential

8 type of work

Extension

New Build

Energy renovation

5 services

Design / Plans

Planning permission application

Construction Management

Architecte in Borrèze 24590

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

Chalets / Wooden Houses

12 type of work

Extension

New Build

Renovation

5 services

Design / Plans

Planning permission application

Construction Management

Architecte in Bordeaux 33000

A committed architect and landscape designer, Grégory CAZEAUX supports his clients at every stage of their renovation and construction projects, with a tailor-made approach combining architecture and landscape. He transforms existing spaces into optimized, bright and sustainable environments, adapted to contemporary uses and lifestyles.

10 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

12 type of work

Extension

Renovation

Vertical expension

5 services

Design / Plans

Planning permission application

Construction Management

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Architecte in Bastia 20200

IMÉ is an architectural practice founded by Émilie CALVAS, whose work is deeply rooted in the landscapes of Provence and Corsica, on both shores of the Mediterranean. Every project begins with a dialogue between a place, its history, and the people who inhabit it. Through a sensitive, context-driven approach and personalised guidance, the studio reveals the potential of existing buildings while designing thoughtful renovations, transformations, and new constructions that respect both their environment and local heritage.

22 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

15 type of work

Extension

New Build

Renovation

7 services

Design / Plans

Planning permission application

Construction Management

Architecte in Frontignan 34110

Gilbert PORZIO is an experienced architect with more than 35 years of practice, working on projects ranging from private homes and residential developments to large-scale property and specialist commissions. His years in New York City shaped a rigorous approach to design, combining attention to detail, budget control, technical expertise, and architecture tailored to each client's needs. Passionate about his profession, he is committed to creating projects that are both functional and aesthetically refined.

25 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

12 type of work

Extension

New Build

Renovation

6 services

Design / Plans

Planning permission application

Construction Management

Architecte in Ciboure 64500

Based in Ciboure, in the French Basque Country, Atelier Ondra is an architectural practice that develops projects rooted in their context, existing buildings, and everyday uses. Combining research, innovation, design, and architecture, the studio creates thoughtful, balanced, and sustainable solutions for residential, commercial, and property development projects, including renovations, new constructions, and adaptive reuse.

24 property type

Single-Family Homes

Passive House / Eco-friendly

Chalets / Wooden Houses

12 type of work

Extension

New Build

Renovation

6 services

Design / Plans

Planning permission application

Construction Management

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On trouve l'architecte pour vous

Architecte in Laissaud 73800

A passionate architect, Amandine Hincker works with you on any type of programme, personal or professional, to make it unique and original. Her aim is to create a project that looks like you while offering you the best listening, to find together the perfect compromise between your desires and your budget.

11 property type

Single-Family Homes

Chalets / Wooden Houses

Multi-unit Residential

5 type of work

Extension

New Build

Renovation

3 services

Design / Plans

Planning permission application

Construction Management

Architecte in Adissan 34230

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

Chalets / Wooden Houses

9 type of work

Extension

New Build

Renovation

5 services

Design / Plans

Planning permission application

Construction Management

Architecte in Payns 10600

Munus Architecture manages all stages of the project, from design to completion. It is based on the needs and expectations of project owners to best support them and provide them with tailor-made solutions that respect standards and their budget.

10 property type

Retail

Hotels - Restaurants

Commercial - industrial

9 type of work

Extension

New Build

Renovation

5 services

Planning permission application

Construction Management

Consulting

Architecte in Paris 75010

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

Smart Homes

8 type of work

Extension

Renovation

Energy renovation

5 services

Design / Plans

Planning permission application

Construction Management