Builders In Caernarfon
If you're looking for experienced builders in Caernarfon, AJ Building Contractors delivers professional building services designed to improve, extend, and transform homes across the local area. Whether you're planning a house extension, renovating an older property, or building a bespoke new home, our family-run team combines over 50 years of construction experience with reliable project management and high-quality workmanship.
Every project is tailored to your property, your budget, and your long-term goals, giving you confidence from the first consultation through to completion.
Why Homeowners Choose AJ Building Contractors
- Over 50 years of combined construction experience
- Family-run business with a hands-on approach
- Majority of construction work completed in-house
- Qualified Site Management on every project
- FENSA registered for window installations
- Insurance-backed guarantees available on replacement windows
- ConstructionLine Silver accredited
- Honest communication, dependable workmanship and transparent quotations
Additional Building Services
Alongside our core construction services, we also undertake a wide variety of supporting works, including:
- Groundworks and drainage
- Structural steel installation
- Roofing and roof repairs
- Window and door replacements
- Fascia and soffit installations
- Garage conversions
- Site preparation and civil engineering works
Browse our recent projects to see examples of completed work.
Supporting Homeowners Across Caernarfon
Caernarfon is home to a diverse range of properties, from traditional stone cottages and Victorian terraces to modern family homes and new housing developments. As homeowners' needs change, many choose to improve their existing property rather than move elsewhere.
Whether you're creating additional living space for a growing family, updating an older home, or investing in a full property renovation, our experienced builders deliver practical solutions tailored to your property. With expertise across extensions, refurbishments, structural alterations and bespoke new builds, we help homeowners make the most of their investment while maintaining the highest standards of workmanship.
Find Us & Areas We Cover
Based in Llanerchymedd, we provide building services throughout Anglesey and North Wales, regularly working with homeowners in Caernarfon, Bangor, Holyhead, Llangefni, Menai Bridge, Beaumaris and surrounding communities.
Visit our Areas We Cover page to see the full list of locations where we operate.
Reviews From Our Customers
Frequently Asked Questions
Do You Offer Free Quotations?
Yes. We provide free, no-obligation quotations following an initial discussion about your project, allowing us to recommend the most suitable approach for your property.
Can You Manage The Entire Construction Project?
Absolutely. We oversee every stage of the build, coordinating the various trades and ensuring work progresses efficiently from preparation through to completion.
Do You Carry Out Structural Building Work?
Yes. Our team regularly undertakes structural alterations, steelwork installations, groundwork and other complex construction work as part of larger renovation and extension projects.
What Types Of Building Projects Do You Undertake?
We complete everything from bathroom installations and fitted kitchens to house extensions, home refurbishments, property renovations and bespoke new build homes.
Which Areas Do You Cover?
Alongside Caernarfon, we work throughout Anglesey and nearby areas including Bangor, Holyhead, Llanerchymedd, Menai Bridge, Llangefni, Beaumaris and surrounding North Wales communities.
Experienced Builders You Can Depend On
Choosing a building contractor is a significant decision, and we're committed to making the process straightforward from day one. Our combination of practical construction expertise, experienced project management and customer-focused service enables us to deliver high-quality building work that is carefully planned and professionally managed.
From home extensions and renovations to bespoke new builds and complete refurbishments, we take pride in delivering reliable workmanship and clear communication at every stage of your project.
Start Your Building Project In Caernarfon
If you're planning improvements to your home, our experienced team is ready to help. We'll take the time to understand your ideas, explain your options and provide a clear, competitive quotation tailored to your project.
Whether you're considering a house extension, property renovation, fitted kitchen, bathroom installation or a bespoke new build, AJ Building Contractors is here to guide you from concept to completion.
Telephone: 01248661401
Mobile: 07414296131
E-mail: info@ajbuildersltd.uk
Address: Glan Ffynnon, Brynsiencyn, Anglesey, LL61 6UP