85
ExceptionalHonolulu, Hawaii · Plumbing
Plumbers in Honolulu, HI
41 plumbers in Honolulu, out of 199 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.
- Pros
- 41
- Avg. score
- 47.7
- Scored
- 35
Summary
Data last updatedAs of October 15, 2026, the ProComfort Registry lists 41 plumbers in Honolulu, Hawaii. Most-listed specialties: drains & sewer (5), air conditioning (4), commercial (3), water heaters (1). 35 have enough public signals for a Registry Score, averaging 47.7 out of 100; 9 score 70 or higher. Together they hold 3,869 public reviews on Google, Yelp and Facebook. The highest-scored is 535 Plumbing LLC, at 85 out of 100. 10 are Featured for 2026. View 535 Plumbing LLC.
Counts come straight from the Registry's records. How the Registry Score works
Featured plumbers in Honolulu
78
StrongShowing 1–20 of 41
85
Exceptional84
Strong84
Strong78
Strong76
Strong74
Strong73
Strong71
Strong71
Strong65
Established63
EstablishedHonolulu, HI 96813 4.3(128 reviews)
PlumbingWater heaters
62
Established62
Established59
Established54
EstablishedHonolulu, HI 96816 4.2(2 reviews)
Plumbing
52
Established52
Established52
Established47
Developing45
DevelopingHonolulu, HI 96819 4.0(48 reviews)
PlumbingCommercial
Plumbers in Honolulu: at a glance
- How many plumbers are in Honolulu, Hawaii?
- As of October 15, 2026, the ProComfort Registry lists 41 plumbers in Honolulu, Hawaii.
- Who is the highest-scored plumber in Honolulu, Hawaii?
- By Registry Score, 535 Plumbing LLC (Honolulu, HI) ranks first at 85 out of 100, among 35 scored businesses averaging 47.7. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
- Which companies are featured in Honolulu, Hawaii for 2026?
- ProComfort Registry features 535 Plumbing LLC, Honolulu Plumbing Co Ltd. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are plumbers in Honolulu, Hawaii ranked?
- By Registry Score (0-100, from public reviews, digital presence and reach), with records confirmed by their owners listed first. The full method is at https://procomfortregistry.online/methodology.
What this list includes: plumbing businesses, including drain, sewer, pipe, leak and water heater work. Tags come from each business's public category and name, so a company can appear under several trades. Plumbers across the US