The 6 Best Windows & Doors in Carmarthen 2026

Ranked by real customer reviews, listing activity 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. Fraser Glaze Ltd is a window installer in Carmarthen, rated 5/5 from 23 Google reviews. Registered with Companies House (no. 03784167) and currently active. Verified Google Business Profile.

    5.0★ (23 reviews)3 verification sources
    5.0★
    23 reviews

  2. ARC joinery - Timber sash windows and doors Wales is a window installer in Carmarthen, rated 5/5 from 5 Google reviews. Registered with Companies House (no. 14578667) and currently active.

    5.0★ (5 reviews)3 verification sources
    5.0★
    5 reviews

  3. Window & Door Doctor is a window installer in Carmarthen, rated 4.5/5 from 26 Google reviews. Verified Google Business Profile.

    4.5★ (26 reviews)3 verification sources
    4.5★
    26 reviews

  4. Nolan uPVC is a window installer in Carmarthen, rated 4.2/5 from 97 Google reviews. Registered with Companies House (no. 02539054) and currently active. Established Google Business Profile with 97+ customer reviews.

    4.2★ (97 reviews)3 verification sources
    4.2★
    97 reviews

  5. Enfys Windows & Roofs Ltd is a window installer in Carmarthen, rated 5/5 from 2 Google reviews. Registered with Companies House (no. 06924716) and currently active.

    3 verification sources
  6. Companies House registered

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