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

Plumbers in Napa, CA

46 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
990 listingsHow results are ordered
07

A+ Waterworks Inc

American Canyon, CA · (707) 249-8987

CA-CSLB 745951 · C16 C36 +1Fire sprinkler contractorPlumberExcavation, grading and paving
License activechecked Oct 24, 2026
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08

American Builders

Sonoma, CA · (415) 559-6759

CA-CSLB 427930 · A B +4General engineering contractorGeneral contractorPlumber+2
License activechecked Oct 24, 2026
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10

Boden Plumbing Inc

Sonoma, CA · (707) 996-8683

CA-CSLB 659920 · C20 C36Heating and air conditioningPlumber
License activechecked Oct 24, 2026
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14

Easton Plumbing Inc

Sonoma, CA · (707) 756-0113

CA-CSLB 1059513 · A C36General engineering contractorPlumber
License activechecked Oct 24, 2026
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