The 7 Best Builders in Dowlais 2026

Ranked by real customer reviews, FMB accreditation status and Companies House verification. Updated weekly from public sources.

How this ranking is calculated

Composite score from real, publicly-verifiable signals only:

  • Google Business Profile star rating (when 3+ reviews)
  • Google Business Profile review count (log-scaled)
  • Verification sources: Companies House number, Google Business listing, Checkatrade, TrustATrader, claimed website
  • Operator-claimed listing status

No paid placement. No accepted listings. No fabricated reviews. Source data refreshed weekly.

  1. Phoenix Fencing & Construction is a builder in Merthyr Tydfil, rated 5/5 from 63 Google reviews. Registered with Companies House (no. 13404888) and currently active. Established Google Business Profile with 63+ customer

    5.0โ˜… (63 reviews)3 verification sources
    5.0โ˜…
    63 reviews

  2. KELRAY LTD is a builder in Merthyr Tydfil, rated 4.9/5 from 9 Google reviews. Registered with Companies House (no. 03623378) and currently active.

    4.9โ˜… (9 reviews)3 verification sources
    4.9โ˜…
    9 reviews

  3. DeckPlus Composite Decking is a builder in Merthyr Tydfil, rated 4.8/5 from 63 Google reviews. Established Google Business Profile with 63+ customer reviews.

    4.8โ˜… (63 reviews)
    4.8โ˜…
    63 reviews

  4. Ainsley Construction Ltd is a builder in Merthyr Tydfil, rated 4.7/5 from 13 Google reviews. Registered with Companies House (no. 05402297) and currently active. Verified Google Business Profile.

    4.7โ˜… (13 reviews)3 verification sources
    4.7โ˜…
    13 reviews

  5. Albert & Flaherty Building Service Ltd is a builder in Merthyr Tydfil, rated 4.4/5 from 9 Google reviews. Registered with Companies House (no. 05239743) and currently active.

    4.4โ˜… (9 reviews)3 verification sources
    4.4โ˜…
    9 reviews

  6. Ridgestone Construction Ltd. is a builder in Merthyr Tydfil, rated 4.2/5 from 5 Google reviews. Registered with Companies House (no. 07983624) and currently active.

    4.2โ˜… (5 reviews)3 verification sources
    4.2โ˜…
    5 reviews

  7. Taylors Construction is a builder in Merthyr Tydfil, rated 5/5 from 2 Google reviews.

    3 verification sources

Want more options? See all builders in Dowlais โ†’