Designed Around The Way You Live
At Forty8 Design, we specialise in residential architectural design that helps homeowners unlock the full potential of their property.
From single-storey extensions and open-plan kitchen spaces to full home renovations and new-build homes, we guide projects from initial ideas through planning and technical drawings with a straightforward, practical approach.
With experience across both residential and commercial sectors, we combine creative design with technical expertise to deliver spaces that look great, work beautifully and add long-term value.
Residential Architectural Services
#1 Home Extensions
Create more space with thoughtfully designed rear, side or double-storey extensions tailored to your lifestyle and property.
#2 Home Renovations
Transform outdated spaces into modern, functional homes with clever layouts, improved flow and practical design solutions.
#3 Planning Applications
We handle planning drawings and submissions, helping simplify the process and maximise your chances of approval.
#4 Building Regulations Drawings
Detailed technical drawings prepared to meet current building regulations and support smooth project delivery.
#5 New Build Homes
Bespoke architectural design for individually designed homes, from concept through to construction.
#6 Commercial Projects
Alongside residential work, we continue to deliver selected commercial, leisure and supported living projects across the UK.
Featured Projects
A Personal Approach To Architectural Design
Forty8 Design Ltd was established in 2019 by Trevor Cousins and is built around delivering clear advice, creative thinking and reliable service.
We understand that residential projects are deeply personal. Whether you are extending your family home, reconfiguring your layout or planning a new build, we work closely with you to create spaces that are both practical and inspiring.
Our experience spans residential, commercial and supported living sectors, giving clients the reassurance of professional architectural knowledge combined with a friendly, approachable service.
Clients We’ve Worked With
Why Homeowners Choose Forty8 Design
Residential Design With Real-Life Living In Mind
We create spaces that are designed around how people actually live.
A Personal, Collaborative Approach
We believe great design starts with understanding our clients
Creative Ideas Backed By Technical Expertise
We believe great design starts with understanding our clients.
Planning & Building Regulations Support
Navigating planning applications and technical approvals can feel overwhelming.
Experience Across Residential & Commercial
Alongside residential architecture, we also deliver commercial and supported living projects..
Tailored Solutions For Every Property
We take the time to understand each property, lifestyle and ambition
Contemporary Design With Long-Term Value
We focus on creating timeless, well-balanced spaces
Reliable Service From Start To Finish
We pride ourselves on being responsive and dependable throughout the entire project.