Plumbing contractors in Pomona by the numbers
Pomona is home to 25 licensed plumbing contractors (C-36, CSLB September 2026), about 5% of the 513 contractor licenses based here.
Nearby in Los Angeles County: Los Angeles (651), Glendale (157), Long Beach (151), Van Nuys (136).
36% of Pomona's C-36 licensees hold more than one classification — most often B General Building Contractor (16%), C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor (12%). Extra classifications can change how carriers rate your general liability and workers' comp, so list every license class when you quote.
Business structure: 52% sole owners, 40% corporations, 8% LLCs; median time licensed 8.1 years.
What carriers look at
For plumbers, underwriters focus first on: mold claims that follow slow leaks; and sewer backup and drain-cleaning work. See the full coverage guide for plumbing contractors for limits, endorsements and workers' comp rules.
Get a quote
Asena Capital Insurance Services compares multiple markets for Pomona contractors and requests additional insured endorsements for you when a contract calls for them. Call (858) 925-9555 or request a quote — only your name, phone and email are required. CA License #6008596.
Frequently asked questions
How many licensed plumbing contractors are in Pomona?
25 active C-36 licenses have a business address in Pomona (CSLB, September 2026); 40% carry workers' comp and 48% are filed exempt.
Does GL cover water damage from my plumbing work?
Property damage your completed work causes is typically a completed-operations question. Some plumbing policies limit water damage or mold, so we compare that wording line by line.