# Extension / renovation contractors in the United Kingdom

922 extension / renovation contractors in the United Kingdom, ranked by the strength of independent public evidence. Trust Score is used when available, drawing on reviews, credential evidence and registry data from named public sources, cross-checked wherever more than one source covers a business. No ads, no paid placement. Grouped by main trade first, then businesses that also offer this trade, with possibly closed businesses last. Highest Trust Score first within each group. Below are the top 12 by evidence.

| Trader | Location | Trust Score | Rating | Reviews | Named sources | Listed under |
| --- | --- | --- | --- | --- | --- | --- |
| [Iconic Renovations](https://mytrustedtraders.com/traders/iconic-renovations) | London | 44/100 | 4.8/5 | 34 | Rated People | Main trade |
| [Norman Extensions](https://mytrustedtraders.com/traders/norman-extensions) | Haywards Heath | 39/100 | 5.0/5 | 14 | Checkatrade | Main trade |
| [Goldseal Conservatories Ltd Aylesbury](https://mytrustedtraders.com/traders/goldseal-conservatories-ltd-aylesbury-2) | Aylesbury Bucks | Not shown | 5.0/5 | 292 | TrustATrader | Main trade |
| [Holt Builders Ltd](https://mytrustedtraders.com/traders/holt-builders-ltd) | Ash Vale | 73/100 | 5.0/5 | 820 | Checkatrade | Also offer this trade |
| [Halsey Construction Ltd](https://mytrustedtraders.com/traders/halsey-construction-ltd-2) | Crawley | 63/100 | 5.0/5 | 77 | Checkatrade, Companies House, MyBuilder | Also offer this trade |
| [D Pearce Builders Ltd](https://mytrustedtraders.com/traders/dpearce-builders) | Brandon | 62/100 | 5.0/5 | 99 | Checkatrade, Companies House, MyBuilder | Also offer this trade |
| [Cox Format Developments Limited](https://mytrustedtraders.com/traders/cox-format-developments-limited) | Barnet | 61/100 | 5.0/5 | 107 | Checkatrade, Which? Trusted Traders, FMB | Also offer this trade |
| [Class Construction](https://mytrustedtraders.com/traders/class-construction) | Bognor Regis | 60/100 | 5.0/5 | 124 | Checkatrade, MyBuilder | Also offer this trade |
| [Barrie Pacy Builders](https://mytrustedtraders.com/traders/barrie-pacy-builders) | Worthing | 59/100 | 5.0/5 | 406 | Checkatrade | Also offer this trade |
| [Holton Building Services Ltd](https://mytrustedtraders.com/traders/holton-building-services-limited-2) | London | 58/100 | 5.0/5 | 17 | Checkatrade, Companies House, TrustATrader | Also offer this trade |
| [Property Excellence Limited](https://mytrustedtraders.com/traders/property-excellence-limited-2) | Wokingham | 57/100 | 5.0/5 | 5 | Checkatrade, Companies House, Rated People | Also offer this trade |
| [N W Construction (Manchester) Ltd](https://mytrustedtraders.com/traders/n-w-construction-manchester-ltd) | Stockport | 56/100 | 5.0/5 | 3 | Checkatrade, Facebook, Yell | Also offer this trade |

Each trader's full public evidence is at its profile URL (append `/md` for a Markdown version). Narrow by area at `https://mytrustedtraders.com/find/extension-renovation/<location>`.

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Source: MyTrustedTraders. https://mytrustedtraders.com/find/extension-renovation
Real public evidence only: every figure traces to a named source, and figures are cross-checked wherever more than one independent source covers the same business. If a source does not carry a field, it is not shown.