48 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 Potters Bar

Luca Arnaud Architecture is a young and vibrant architecture studio, based in London. It is headed by Luca Arnaud, who has been working in the UK since 2006, and has carried out a wide range of different architectural projects all over the world.

8 property types

Single-Family Homes

Commercial Buildings

Hotels / Restaurants

11 types of work

Extension

New Build

Roof raise

4 services

Design / Plans

Planning permission application

Construction Management

Architect in Hemel Hempstead

Lumin Architects designs through a customer-centred lens so that each project is warm, welcoming and completely bespoke. From initial feasibility studies to obtaining planning permission, all the way through to tender and construction phases, they are fully equipped to accompany you through every stage of your project.

11 property types

Single-Family Homes

Offices

Flats / Lofts

7 types of work

Extension

New Build

Roof raise

4 services

Design / Plans

Planning permission application

Construction Management

Architect in London

For 19 years the team of professionals at Tonkin Liu have been designing and delivering highly acclaimed buildings, landscapes, and sculptures. Together they solve the unique needs of their ambitious clients through an emphatic search for optimal design solutions.

14 property types

Single-Family Homes

Flats / Lofts

Warehouses

8 types of work

Extension

New Build

Renovation

3 services

Design / Plans

Planning permission application

Construction Management

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Architect in London

Joseph Faycal and his colleagues pride themselves in the way they work : they believe firmly in communicating with the client at each stage of the process, to ensure that the result of the work is exactly as the client had envisaged it. The studio’s architects also make sure their designs are fully respectful of the environment: the studio believes that this is one of the most important aspects of their profession.

8 property types

Single-Family Homes

Offices

Commercial Buildings

4 types of work

Extension

New Build

Renovation

4 services

Design / Plans

Planning permission application

Construction Management

Architect in London

AVA Studio is a dynamic young London-based practice led by innovation and aesthetics. The architecture and design studio adopts an interdisciplinary vision of architecture influenced by visual arts and technology.

6 property types

Single-Family Homes

Hotels / Restaurants

Retail

7 types of work

Extension

New Build

Renovation

3 services

Design / Plans

Planning permission application

Consulting

Architect in Falmouth

Alan Dale Architects is an architectural firm located in Falmouth and Derby. Founding architect Alan Dale and his team specialise in one-off houses, housing developments as well as education architecture.

16 property types

Single-Family Homes

Offices

Warehouses

9 types of work

Extension

New Build

Roof raise

4 services

Design / Plans

Planning permission application

Construction Management

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Architect in London

Yeah Totally Ltd unites the talents of architect Keith Winter, who additionally holds a PhD in Urban Theory and is an internationally-exhibited artist, and award-winning designer Nayden Hadzhiev. The London-based architecture studio has experience with projects from small to medium-sized bespoke residential and mixed-use developments to designing hotels, retail shops, museums and virtual exhibitions.

12 property types

Single-Family Homes

Offices

Commercial Buildings

8 types of work

Extension

New Build

Roof raise

3 services

Design / Plans

Planning permission application

Construction Management

Architect in Cardiff

Alun Arthur Architects is a practice specialising in bespoke residential projects for both new build designs together with the conservation and refurbishment of existing buildings. With over 30 years experience, Alun Arthur Architects has the knowledge, the passion and the understanding of what creativity means to their clients. 

4 property types

Single-Family Homes

Townhouse

Passive House / Eco-friendly

9 types of work

Extension

New Build

Roof raise

1 services

Design / Plans

Architect in London

Founded in 2005 by architects Lida Vanessa Charsouli and Nathaniel Kolbe, Superfusionlab Architects is an international practice that combines craftsmanship and innovation as the key to a successful architecture project. 

10 property types

Single-Family Homes

Offices

Commercial Buildings

5 types of work

Extension

New Build

Renovation

3 services

Design / Plans

Planning permission application

Construction Management

Architect in Cheltenham

Charles Mullineux Design places the client at the heart of everything they do. They are based in Cheltenham and work both within this city and throughout the Cotswolds.

3 property types

Single-Family Homes

Townhouse

Farmhouse

6 types of work

Extension

New Build

Renovation

4 services

Design / Plans

Consulting

Planning permission application