The 10 Best Plumbers in Llanelli 2026

Ranked by real customer reviews, Gas Safe 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. H2O Heating and gas services ltd is a plumber in Llanelli, rated 4.9/5 from 96 Google reviews. Registered with Companies House (no. 05632085) and currently active. Established Google Business Profile with 96+ customer re

    4.9โ˜… (96 reviews)3 verification sources
    4.9โ˜…
    96 reviews

  2. Paige Plumbing And Heating Ltd is a plumber in Llanelli, rated 5/5 from 170 Google reviews. Registered with Companies House (no. 13136942) and currently active. Established Google Business Profile with 170+ customer revi

    5.0โ˜… (170 reviews)3 verification sources
    5.0โ˜…
    170 reviews

  3. Mike West Plumbing and Gas Services Ltd is a plumber in Llanelli, rated 5/5 from 164 Google reviews. Registered with Companies House (no. 12834617) and currently active. Established Google Business Profile with 164+ cust

    5.0โ˜… (164 reviews)3 verification sources
    5.0โ˜…
    164 reviews

  4. Wayne Edwards Plumbing & Gas Ltd is a plumber in Llanelli, rated 4.9/5 from 59 Google reviews. Registered with Companies House (no. 11353220) and currently active. Established Google Business Profile with 59+ customer re

    4.9โ˜… (59 reviews)3 verification sources
    4.9โ˜…
    59 reviews

  5. EcoHeat Plumbing and Gas Services ltd is a plumber in Llanelli, rated 4.9/5 from 57 Google reviews. Registered with Companies House (no. 14149511) and currently active. Established Google Business Profile with 57+ custom

    4.9โ˜… (57 reviews)3 verification sources
    4.9โ˜…
    57 reviews

  6. SA PLUMBING is a plumber in Llanelli, rated 5/5 from 36 Google reviews. Registered with Companies House (no. SC736851) and currently active. Verified Google Business Profile.

    5.0โ˜… (36 reviews)3 verification sources
    5.0โ˜…
    36 reviews

  7. Dixon Plumbing & Heating is a plumber in Llanelli, rated 5/5 from 13 Google reviews. Registered with Companies House (no. 10509726) and currently active. Verified Google Business Profile.

    5.0โ˜… (13 reviews)3 verification sources
    5.0โ˜…
    13 reviews

  8. Craig Edwards Plumbing Heating and Gas services is a plumber in Llanelli, rated 5/5 from 165 Google reviews. Established Google Business Profile with 165+ customer reviews.

    5.0โ˜… (165 reviews)
    5.0โ˜…
    165 reviews

  9. Harries Plumbing & Tiling Services is a plumber in Llanelli, rated 5/5 from 21 Google reviews. Registered with Companies House (no. 09592308) and currently active. Verified Google Business Profile.

    5.0โ˜… (21 reviews)Companies House registered
    5.0โ˜…
    21 reviews

  10. BOSWELL PLUMBING & HEATING LTD is a plumber in Llanelli, rated 5/5 from 5 Google reviews. Registered with Companies House (no. 14099967) and currently active.

    5.0โ˜… (5 reviews)3 verification sources
    5.0โ˜…
    5 reviews

Want more options? See all plumbers in Llanelli โ†’