The 5 Best Plumbers in Penarth 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. DMK Plumbing and Heating is a plumber in Penarth, rated 5/5 from 138 Google reviews. Established Google Business Profile with 138+ customer reviews.

    5.0โ˜… (138 reviews)
    5.0โ˜…
    138 reviews

  2. Heatsmart Plumbing Limited - Vale Of Glamorgan is a plumber in Dinas Powys, rated 5/5 from 99 Google reviews. Established Google Business Profile with 99+ customer reviews.

    5.0โ˜… (99 reviews)
    5.0โ˜…
    99 reviews

  3. Marcus Jones Plumbing is a plumber in Penarth, rated 4.9/5 from 171 Google reviews. Established Google Business Profile with 171+ customer reviews.

    4.9โ˜… (171 reviews)
    4.9โ˜…
    171 reviews

  4. Bluestone Corporation L.T.D. is a plumber in Dinas Powys, rated 5/5 from 15 Google reviews. Registered with Companies House (no. 09941010) and currently active. Verified Google Business Profile.

    5.0โ˜… (15 reviews)Companies House registered
    5.0โ˜…
    15 reviews

  5. Timeless Bathrooms Ltd is a plumber in Dinas Powys, rated 4.6/5 from 10 Google reviews. Registered with Companies House (no. 16228591) and currently active. Verified Google Business Profile.

    4.6โ˜… (10 reviews)3 verification sources
    4.6โ˜…
    10 reviews

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