California › Sonoma County › Plumbing › Sonoma
Licensed plumbers in Sonoma
24 contractors with a Sonoma mailing address hold an active (CLEAR) CSLB C-36 Plumbing license in CSLB's license file dated Oct 20, 2026. Get quotes from up to 3 of them →
Plumbing work calls for a C-36 Plumbing license. A B general builder can do plumbing only as part of a larger job with other unrelated trades, unless they also hold a C-36.
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A Featured spot on this plumbing page for Sonoma is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 24 licensed plumbers
Order: A–Z by business name (neutral, stated). Showing 1–24. AMERICAN BUILDERS
C-36 · also A, B, C-4, C-10… · Lic. #427930 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
BIG AL'S PLUMBING
C-36 · Lic. #1149646 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
BODEN PLUMBING INC
C-36 · also C-20 · Lic. #659920 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BONNEY INC DBA HEATWAVE SYSTEMS
C-36 · also C-4 · Lic. #857673 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COTTAM ENTERPRISES INC
C-36 · Lic. #973502 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
EASTON PLUMBING INC
C-36 · also A · Lic. #1059513 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EDDIE R PLUMBING
C-36 · Lic. #808283 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FERRANDO'S PLUMBING & HEATING INC
C-36 · Lic. #449417 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
GOFLOW PLUMBING INC
C-36 · Lic. #1150830 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
GOPHER - IT TRENCHLESS
C-36 · also A · Lic. #982140 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HADDLY PLUMBING
C-36 · Lic. #869145 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
HEALING COMFORT HEATING AIR & PLUMBING
C-36 · also C-20 · Lic. #1075338 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KEEP IT REAL PLUMBING
C-36 · Lic. #1158587 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
LOCATI PLUMBING
C-36 · Lic. #1139128 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
MCMAHON FERNANDEZ CONSTRUCTION INC
C-36 · also A · Lic. #1055940 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PETERSON MECHANICAL INC
C-36 · also B, C-4, C-16, C-20… · Lic. #171486 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PLUMB SMART
C-36 · Lic. #1126758 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
PRECISION NORTHBAY INC
C-36 · also B · Lic. #976759 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
R S REED INC
C-36 · also B · Lic. #844335 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SANDEEN PLUMBING LLC
C-36 · Lic. #941868 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SPOTLESS PLUMBING
C-36 · Lic. #1093556 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
STEVEN RAFFAINI PLUMBING AND RADIANT LLC
C-36 · Lic. #916665 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
VINE VALLEY PLUMBING LLC
C-36 · Lic. #1159843 · Sonoma 95476
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
WINE COUNTRY FIRE PROTECTION & PLUMBING INC
C-36 · also C-16 · Lic. #1038646 · Sonoma 95476
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026