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Modern two-story house at dusk, with large windows illuminating the interior

Architectural planning and design for Brighton and the wider UK

Creative residential and commercial solutions. Transformative property enhancements. Proven results across extensions and refurbishments.

Call to see our project portfolio now. 

Recent projects and transformations

Our portfolio includes home extensions, commercial refurbishments, listed building adaptations, and new builds, with every project demonstrating how Sam Willoughby Architects responds to the brief, overcomes challenges, and deliver practical solutions with lasting results. Through carefully considered design, we navigate planning restrictions while improving functionality, appearance, and long-term property value. From restoring historic character with energy-efficient upgrades to creating contemporary living spaces, we bring proven experience in securing planning approvals and managing projects from concept to completion. Explore our case studies to see how our approach takes shape across a range of properties, or contact us to discuss your plans and find out how we can support your next project.

A modern brick building with large arched windows sits beneath a blue sky with fluffy clouds

Low-energy dwellings

The Haywagon

Project :

Timber Frame Dwelling

Area :

Warwickshire 

Completed :

2019

CGI drawing of a residential property
modern home with large glass frontage

Westwinds

Project :

Timber Frame Dwelling

Area :

Sussex​

Completed :

2015

Conservation & Listed Buildings

Manor Barn

Project :

Grade II Listed ​

Area :

Northamptonshire ​

Completed :

2022

d58553_dfefa85e288b48f3ad3ebfc1ca9f9706~mv2.jpg

The Barn

Project :

Little Preston

Grade II Listed

 

Area :

Northamptonshire ​

Completed :

2023

September Cottage

Project :

Grade II Listed 

Area :

Northamptonshire ​

Completed :

2016

Residential - Extensions & Conversions

Tudor-style house with white and black timber facade, two cars parked in front

Brangwyn Way

Project :

Extension and Refurbishment

Area :

Brighton

Completed :

2022

Circus Street

Project :

Garage Extension and Conversion

Area :

Brighton​

Completed :

2021

Tudor-style house with white and black timber facade, two cars parked in front

Engagine Street

Project :

Kitchen Extension and Internal Alterations

Area :

Wimbledon, London

Completed :

2020

Morton Street

Project :

Old Stables Conversion

Area :

Leamington Spa

Completed :

2016

Residential - Multiple Newbuild Dwellings

Oxford Street

Project :

22 new Flats

Area :

Northamptonshire 

 

Completed :

2023

Queensbury Terrace

Project :

7 high spec dwellings

Area :

London

Completed :

2018

Office & Workshops

Catesby Tunnel

Project :

New Office & Workshops on Old Railway Station site.

Area :

Northamptonshire

Completed :

2025

Boots Farm

Project :

New Business Park on light industrial site.

Area :

Warwickshire

Completed :

2023

plan of a development

Competitions

​Closed Loop ECO Housing

Competition :

Winner - AW18 Design Studio & RIBA Competition

Area :

Rose Hill, Mauritius

Entry:

2018

Frederick Street Housing

Competition :

Winner - AW18 Design Studio & RIBA Competition

Area :

Brighton, UK

Entry:

2016

Langley Vale Visitor Hub

Competition :

RIBA Competition Entry

Area :

Surrey, UK

Entry:

2016

Sessey Sports Centre

Competition :

RIBA Competition Entry

Area :

Yorkshire, UK

Entry:

2014

Cycle and Pedestrian Bridge

Competition :

eVolo Architecture Competition

Area :

Amsterdam

Entry:

2012

Closed Loop Biosphere

Competition :

eVolo Architecture Competition

Area :

Namibia, Africa

Entry:

2010

Sam was very professional and enthusiastic and designed new build plans exactly to our requirements. He designed a modern, efficient home satisfying our needs whilst also satisfying local conservation officers and planners. Highly recommended.

James L, Google

Enhance your property with practical design solutions

Call us today for architectural planning advice on your project.

residential extension build
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