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Allied Welsh Loft Conversions Ltd

4.9(68)Tonyrefail  •  NICEIC

Building work

About

Allied Welsh Loft Conversions Ltd is a builder based in Tonyrefail, trading since 1989 and covering Bristol. They take on building work and offer free quotes. Their teams are in-house, so the people on the job are their own. Customers say they are friendly and polite, keep them up to date, and give a professional service.

Reviews

4.9

Customers commonly describe Allied Welsh Loft Conversions Ltd as professional, friendly and polite, with clear communication and updates; some note the use of in-house teams rather than subcontractors. Several customers report high-standard workmanship, tidy sites and daily clean-up, and some say projects were completed on time or within the stated timescale. Dean is named in several accounts as a project manager or team leader who was available for queries; one customer says he came out at a weekend for a last-minute change. One customer reported that after-sales help years later included replacing a roof tile and providing a building regs certificate without charge; another reported a roof leak fixed two years after completion. One customer said Allied Welsh never replied to an email enquiry.

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RootsOfGoldAug 2026 · Google

Very professional, hard working, and they take pride in their work. Couldn't ask for much more from our loft conversion. I have no problem recommending Allied Welsh, a thoroughly trustworthy company.

AW
Anna W.Aug 2026 · Google

A fantastic, professional and organised service from start to finish. The whole team were competent, reliable, hard working and experienced. Our project was managed by Dean, who was available at all hours and nothing was too much trouble. All other contractors involved were so impressed with the work of Allied and how quickly the project was finalised to a high standard. Highly recommend.

AS
Artemi S.Jul 2026 · Google

You rarely, if ever, see after-sales service as amazing as this! A few years after completing our loft conversion we had a leak. Allied Welsh came out straight away, replaced a roof tile, and did not charge a penny. Now, 21 years later, we needed the building regs certificate, and once again Allied Welsh came up trumps and wanted nothing in return. Thank you, Allied Welsh!

PS
Purvi S.Apr 2026 · Google

Excellent company from quote to completion. Great communication, clear break down of costs, the different teams throughout the build were great, on time, respectful of our home. They were managed by Dean, an excellent team leader and who let us know exactly who was in when, as we work full time and access to the property was sorted by Dean so we could continue working. Dean was conciencious about the little details such as;height of the Velux so I would be able to see out, symmetry of the cupboards and lighting best suited for the use of the space.They finish of the work was to an excellent standard and the ongoing customer care has been brilliant. Would absolutely recommend Allied Welsh.

SL
Stephen L.Apr 2026 · Google

Brilliant company - had our dormer installed a few years back - excellent at communication throughout the process responsive to queries and also resolved a couple of minor issues when they arose post construction. Would highly recommend.

Area

Tonyrefail, CF39

Areas covered

Bristol

Opening times

  • Monday6:00 AM – 5:00 PM
  • Tuesday6:00 AM – 5:00 PM
  • Wednesday6:00 AM – 5:00 PM
  • Thursday6:00 AM – 5:00 PM
  • Friday6:00 AM – 5:00 PM
  • SaturdayClosed
  • SundayClosed

Additional information

  • NICEIC
  • Free quotes
Visit website

Also available in Tonyrefail

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