plumber · Ontario, CA
Royalty Plumbing and Drain
5.0 from 556 Google reviews#20 of 41 plumbers near Ontario Last updated Nov 1, 2026
74SCORE
At a glance
- Trades
- Plumbing
- Address
- 3200 E Guasti Rd Ste 100, Ontario, CA 91761
How the 74 score breaks down
Rating quality44.4 / 45
Review volume19.7 / 25
Review recency7.5 / 15
Years in business2.5 / 10
Verified license0.0 / 5
Scores are calculated the same way for every company. See the method.
What customers say
5★553
4★2
3★0
2★0
1★1
Rating distribution and reviews from the company's public Google listing.
Other top plumbers near Ontario
- Steve's Plumbing Heating & Air ConditioningScore 89 · 4.9★ (1,722)
- J.I.G. Plumbing, IncScore 89 · 5.0★ (1,134)
- OneStop Plumbers Plumbing and Leak DetectionScore 86 · 5.0★ (1,866)
- Jim & Sons Plumbing & RooterScore 83 · 5.0★ (883)