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Who Are We

We are a family owned and operated company serving the entire Inland Empire with almost 25 years of experience. Ken Allison, owner/operator, started this company to give people the most honest and high-quality work in the plumbing industry.

Why Choose Us

  • “We have been a customer of Allison Plumbing for over 15 years and have been very pleased with the prompt response and professionalism of this family-owned business.” - Julia Buehl    
  • “Friendly quick and easy to work with. Very good at explaining the work in progress. Love! Allison plumbing!!” - MattandCarol Bugbee    
  • “Excellent service, quality work, fair price, honest professionals. Won’t use anyone else! Tried and got a few outrageous quotes..” - April Reed    

Locations We Serve

Allison Plumbing offers guaranteed plumbing solutions for homeowners, as well as commercial establishments. Need an emergency fix? Find the best plumber nearest you.

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Residential and Commercial Plumbing Services

Serving San Bernardino and Riverside Counties, Rancho Cucamonga, Pomona and Ontario, CA. Honest Plumbing at a Fair Price.
Need qualified professionals doing quality work on time and on budget?