Need To Extend Your Living Space?
Whether you’re adding a single-storey extension, creating a stunning family room, or reimagining your space entirely, we combine award-winning design with expert project management to bring your vision to life.
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We oversee every step of the process
We handle every detail, from planning permissions to design, ensuring your project runs smoothly. Our team manages on-site construction with precision and tackles any unexpected hurdles to keep things on track. Built with lasting quality, our extensions combine elegance and durability for results that stand the test of time.
Why Choose A+D Architecture?
Award-Winning Client Focus
Named Best Client-Focused Architecture Firm in Lancashire 2023
Experienced Specialists
Decades of expertise in crafting bespoke residential designs
Tailored to Your Vision
Every aspect of your extension is customised to suit your needs and style
Trusted by Families
Hundreds of happy clients across the UK
Great people to work with. Gave a lot of valued ideas, support, and took the time to understand what we wanted to achieve. I’d recommend this company to anyone that needs something unique.
Melina Modley
Client
Dealt with Alston and Donnelly for my house extension. They were very friendly and professional, understood my requirements, took into consideration my beliefs regarding vaastu and incorporated it in the extension design.
Piyush Pankhadiwala
Client
Alston+Donnelly Architecture designed, planned and organised our house extension including a beautiful bespoke kitchen. Richard’s attention to detail was second to none and his expertise in the design and house building process is outstanding.
Emma Johnson
Client
Build Your Dream Space
Adding an extension to your home is one of the most exciting projects you can undertake. When you work with A+D Architecture, you can be safe in the knowledge that every detail is being taken care of.
From concept to completion, we’re here to turn your ideas into a beautifully designed, expertly crafted home extension.
