NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors

Plumbers in Rancho Cucamonga, CA

67 licensed plumbers · every license checked against the issuer's file

More cities in California

Los Angeles 651San Diego 494San Francisco 437San Jose 384Sacramento 242Riverside 208Bakersfield 191Anaheim 181Santa Rosa 157Glendale 156Long Beach 145Fresno 143Van Nuys 134El Cajon 133Escondido 128Oakland 128
Listings 1–20How results are ordered
03

Norfork Incorporated

Rancho Cucamonga, CA · (909) 560-3416

CA-CSLB 868794 · A B +3General engineering contractorGeneral contractorPlumber+1
License activechecked Oct 24, 2026
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04

One Stop Source

Rancho Cucamonga, CA · (909) 244-0116

CA-CSLB 899319 · B C36General contractorPlumber
License activechecked Oct 24, 2026
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14

Sewer Bee

Rancho Cucamonga, CA · (909) 373-5014

CA-CSLB 1155568 · A B +3General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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17

Stone Camarin

Rancho Cucamonga, CA · (909) 357-9400

CA-CSLB 1101818 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
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20

United Plumbing

Rancho Cucamonga, CA · (909) 580-0228

CA-CSLB 1052181 · B C36General contractorPlumber
License activechecked Oct 24, 2026
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