North Wales
8 Builders in Caernarfon
Local builders covering Caernarfon and surrounding areas. Also known as building contractors or construction firms. Real businesses, checked against public records. Free to browse.
8 verified builders · 4.9★ average across 63 Google reviews · 6 with website
Browse builders in Caernarfon, North Wales. Every listing is sourced from public records and checked against Companies House and Google Business Profile. Ask for FMB or TrustMark credentials when choosing a builder, and verify them with the issuing body. All contact details are visible after a business claims its listing.
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8 businesses listed
TripleA Extensions - Adeiladau Ansawdd Arbennig Cyf
TripleA Extensions - Adeiladau Ansawdd Arbennig Cyf is a builder in Caernarfon, rated 5/5 from 1 Google review. Registered with Co…
The Timber Co-operative Ltd
The Timber Co-operative Ltd is a builder in Caernarfon, rated 5/5 from 43 Google reviews. Verified Google Business Profile.
West Coast Builders
West Coast Builders is a builder in Caernarfon, Wales.
Gwynedd and Anglesey Bricklaying, Fencing, Paving and Slabbing
Gwynedd and Anglesey Bricklaying, Fencing, Paving and Slabbing is a builder in Caernarfon, rated 5/5 from 1 Google review.
Gwynedd Construction
Gwynedd Construction is a builder in Caernarfon, rated 5/5 from 9 Google reviews. Registered with Companies House (no. 10300262) a…
Builder guides for Caernarfon
Areas covered for builders in Caernarfon
Builders listed for Caernarfon typically cover the LL54, LL55 postcode areas and surrounding parts of North Wales. Service radius varies per business, many also work in adjacent towns and villages within the same postcode group.
Including Caernarfon East, Y Felinheli, Caernarfon Town, Llanrug, Llanberis and Bethel.
Builders in nearby towns
Common builders services in Caernarfon
Gwynedd Council, Welsh-language first. Caernarfon's Castle World Heritage Site and walled town impose substantial Listed Building Consent requirements on town-centre work. Building Regs sign-off goes through Gwynedd Council.
Listed builders in Caernarfon typically cover the following work. Scopes vary per business, request a free quote on any specific job above.
- Project management
- Renovations and refurbishments
- Garage conversions
- Loft conversions (dormer, hip-to-gable, Velux)
- Internal wall removal (load-bearing)
- New build construction
- Conservatory and orangery installation
- Damp and structural repairs
- Underpinning and foundation work
- House extensions (single and two-storey)
Not sure what FMB means or how to verify it? Read the plain-English definition →
Other trades in Caernarfon
Looking wider? Browse all builders across North Wales: covers Wrexham, Bangor, Llandudno, Conwy and 15+ more towns.
Common questions about builders in Caernarfon
How much do builders charge in Caernarfon?+
Builder costs in Caernarfon vary by job type and complexity. For an accurate quote, request a free estimate from a listed business above. Most builders offer free site visits before quoting.
What accreditations should a builder in Caernarfon have?+
Reputable builders in Caernarfon should hold relevant accreditations such as FMB · TrustMark · NHBC. We do not verify accreditation body membership, so always ask to see credentials and check them against the issuing body's own register before hiring.
How do I find a reliable builder in Caernarfon?+
Browse the builders listed above, each has been added from public records and verified sources. Look for the Verified or Premium badge, check their accreditations, and read any reviews shown on their profile.
How quickly can I get a builder in Caernarfon?+
Response times vary. For routine work, most builders in Caernarfon can schedule within a few days. For urgent or emergency work, contact businesses directly, some offer same-day or 24/7 callouts.
Are builders in Caernarfon regulated?+
Yes. Depending on the trade, builders in Wales must comply with UK building regulations and may require registration with bodies such as FMB · TrustMark · NHBC. Always confirm a tradesperson's credentials before work begins.
Do builders in Caernarfon cover surrounding areas?+
Most builders listed for Caernarfon also cover nearby towns in North Wales. Service radius varies, check each business profile for their declared coverage area, or use the "Builders nearby" chips at the top of this page to browse adjacent towns directly.
Is it free to use besttrades.wales to find a builder?+
Yes, completely free for homeowners. No booking fees, no sign-up required to browse listings or request quotes. Tradespeople pay nothing to claim their listing either. besttrades.wales is an independent Welsh trade directory, not a paid lead-resale service.
How is a builder on besttrades.wales verified?+
Every listing is cross-checked against public records: Google Business Profile for review history and location, and Companies House for active registration where applicable. We do not check accreditation body membership — ask the business for its registration number and verify it on the issuing body's own register.
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