49 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.

Architect in Exeter

What sets this practice apart is its ability to combine award-winning design with a deeply personal approach. While many architects begin with buildings, the team begins with people—taking time to understand aspirations, lifestyles and long-term goals before putting pen to paper. Every project is

7 property types

Single-Family Homes

Hotels / Restaurants

Multi-unit Residential Buildings

8 types of work

Extension

New Build

Energy renovation

4 services

Design / Plans

Planning permission application

Construction Management

Architect in London

LUCA was founded in 2013 by two chartered senior architects, Alex Schramm and Shin Yu. Both have led large teams delivering award-winning projects internationally and decided to set up a practice with a focus on clients, end-users and the environment.

9 property types

Single-Family Homes

Offices

Commercial Buildings

7 types of work

Extension

New Build

Roof raise

4 services

Design / Plans

Planning permission application

Construction Management

Architect in London

Anne-Sophie Doneche is an architect ARB / DE HMONP who previously worked at the a large firm based in London. An experienced project manager as well as architect, Anne-Sophie Doneche offers a wide range of services from planning and technical design to tender and construction management, for various property types including residential buildings, hospitality buildings and retail spaces. 

6 property types

Single-Family Homes

Commercial Buildings

Hotels / Restaurants

7 types of work

Extension

New Build

Renovation

4 services

Design / Plans

Planning permission application

Construction Management

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Architect in London

Cuozzo Fleming is an architecture practice founded in 2015 by Jenny Fleming and Alessio Cuozzo. Based in East London near Bethnal Green, the studio designs architecture in response to its context and the client, with a deep-rooted belief in making the city a better place. 

12 property types

Single-Family Homes

Offices

Commercial Buildings

9 types of work

Extension

New Build

Roof raise

3 services

Design / Plans

Planning permission application

Construction Management

Architect in London

Magri Williams is a dynamic, young studio founded by architects Joe Magri and Alice Williams. Based in London, the architecture studio specialises in crafting well-considered buildings with a focus on residential and interior design projects.

5 property types

Single-Family Homes

Hotels / Restaurants

Historical / Listed Buildings

6 types of work

Extension

New Build

Renovation

3 services

Design / Plans

Planning permission application

Construction Management

Architect in North Berwick

The architectural practice kalm architecture was founded in 2007 by partners Lucy Miller and Kevin Adams. Based in the East Lothian and greater Edinburgh regions, the two architects both have over twelve years of experience gained working on projects for a diverse clientele in the residential and commercial sectors and in arts and culture.  

4 property types

Single-Family Homes

Townhouse

Passive House / Eco-friendly

3 types of work

Extension

Renovation

Conversion

4 services

Design / Plans

Planning permission application

Construction Management

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Architect in Cheam

Based in Cheam, Happy Building is an architectural design and construction management company with a love of creative inspiration. They have undertaken over 200 planning applications and 50 construction projects per year and they offer In-house expert teams for every stage of your project: Architects, Interior Designers, Engineers, Project Managers, Project Architects, Construction Teams. 

4 property types

Single-Family Homes

Flats / Lofts

Townhouse

6 types of work

Extension

New Build

Roof raise

3 services

Design / Plans

Planning permission application

Construction Management

Architect in London

Founded by architect James Hampton, New Makers Bureau is a London-based RIBA Chartered Architecture Practice that believes that imaginative, environmental architecture is the key to creating a positive force for good in the world.  

7 property types

Single-Family Homes

Flats / Lofts

Multi-unit Residential Buildings

6 types of work

Extension

New Build

Roof raise

4 services

Design / Plans

Planning permission application

Construction Management

Architect in London

Studio ViMiNi is an architectural practice located in North London that offers a full range of architectural services in both the residential and commercial sectors. Aware that every project goes through different stages, they offer their expertise for everything from design to monitoring construction. 

6 property types

Single-Family Homes

Offices

Flats / Lofts

7 types of work

Extension

New Build

Roof raise

3 services

Design / Plans

Planning permission application

Consulting

Architect in London

With over 15 years of practical experience, Marc Tuitt has a proven track record of producing high quality architecture. His studio, Natureworks Design, is a research-led architecture and design practice. The studio possesses a particular passion for beautiful architecture that has a positive social and environmental impact.

14 property types

Single-Family Homes

Offices

Flats / Lofts

10 types of work

Extension

New Build

Renovation

4 services

Design / Plans

Planning permission application

Construction Management