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Licensed Plumbers in San Bruno, California

Updated November 1, 2026 from CSLB's public license file · C-36 Plumbing Contractor

  • 42licensed plumbers
  • 42active (Clear)
  • 0%with a suspension
  • 71.4%workers' comp exempt
  • 16.1 yrsmedian time licensed
  • 38.1%corp / LLC / partnership (61.9% sole owner)
  • 4new in the last 12 months
  • —change tracking began November 1, 2026

San Bruno is home to 42 plumbers in CSLB's license file, ranking #5 of 9 San Mateo County cities for this trade. 100% are Clear.

The share with a suspension, 0%, is 2.9 points lower than the San Mateo County rate for the same license (2.9%). 71.4% report a workers' comp exemption, 20.2 points higher than the statewide figure for plumbers (51.2%), so many of these businesses say they have no employees.

4 of these licenses are less than a year old, while 57.1% have been held for 10 years or more. The median is 16.1 years.

In California this work generally calls for the C-36 Plumbing Contractor license (or a B license when it is part of a larger multi-trade job). See the C-36 Plumbing Contractor guide for what the license covers.

How to check a plumber's license in San Bruno

  1. Open the plumber's profile from the table below (or search San Bruno listings by name). Check that C-36 appears among its classifications and that the primary status reads Clear. What C-36 covers.
  2. Confirm it live with CSLB's Instant License Check. Statuses change between our weekly refreshes, especially workers' comp and bond suspensions.
  3. Ask for the pocket license and a photo ID and match the name to your contract. Work of $1,000 or more needs a license (the $1,000 rule), and a down payment can't exceed $1,000 or 10% (down payment rules).

All 42 plumbers in San Bruno

San Bruno plumbers sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed plumbers in San Bruno
Business nameLicense #StatusYearsWorkers' compBond
Cosentino Plumbing & Backflow Services 291550 Clear 52 Exempt On file
P P Plumbing 529553 Clear 38 Insured On file
S C Plumbing 634493 Clear 34 Exempt On file
Killeen Plumbing Mechanical 686903 Clear 32 Exempt On file
D K M Plumbing 732885 Clear 29 Exempt On file
Chun Tony Construction CO 743154 Clear 28 Exempt On file
D M B Plumbing 782502 Clear 26 Exempt On file
Southwood Plumbing & Heating INC 818070 Clear 23 Insured On file
Ariel's Plumbing 832458 Clear 22 Exempt On file
A B Plumbing 859844 Clear 21 Exempt On file
Tavor Plumbing 866266 Clear 21 Exempt On file
Albert Hall INC 875126 Clear 20 Insured On file
National-Electric 876540 Clear 20 Insured On file
T S R Construction Company 880052 Clear 20 Insured On file
J K Plumbing and Rooter 903279 Clear 19 Exempt On file
D'angeles Construction 917210 Clear 18 Exempt On file
Baba Builders CO 926374 Clear 17 Insured On file
Po Jim Plumbing INC 929773 Clear 17 Insured On file
A Miracle Plumbing 932978 Clear 17 Exempt On file
Cole Nathan Construction 933323 Clear 17 Insured On file
Steve Dempsey Plumbing Incorporated 952824 Clear 16 Insured On file
E K Plumbing 954409 Clear 16 Exempt On file
Goodfellow Plumbing 963098 Clear 15 Exempt On file
Cristman Dan Plumbing 1004816 Clear 11 Exempt On file
Deals On Wheels Plumbing 1036915 Clear 8 Exempt On file
Plumbing By Esquivel INC 1039020 Clear 8 Exempt On file
Ed's Plumbing 1058870 Clear 7 Exempt On file
Progressive Plumbing 1076174 Clear 5 Exempt On file
E & M Construction Inspection INC 1086263 Clear 4 Exempt On file
Nbe Plumbing 1087846 Clear 4 Insured On file
Simon Plumbing 1088338 Clear 4 Exempt On file
Johns John Plumbing & Rooter 1096144 Clear 4 Exempt On file
L G M Plumbing & Rooter 1095188 Clear 4 Exempt On file
Dc Plumbing and Repair LLC 1099200 Clear 3 Insured On file
3 A Plumbing 1104773 Clear 3 Exempt On file
Francos Magical Plumbing and Rooter INC 1121486 Clear 2 Insured On file
Mr Jimmy Plumbing and Rooter 1136198 Clear 1 Exempt On file
Last Generation Plumbing 1145352 Clear 1 Exempt On file
Easy Eight Electrical & Plumbing 1147093 Clear <1 Exempt On file
Clever Plumbing & Rooter INC 1160613 Clear <1 Exempt On file
Plumbing With Don INC 1159130 Clear <1 Exempt On file
Sb Works Plumbing and Backflow 1159824 Clear <1 Exempt On file

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed plumbers are in San Bruno?

CSLB's current public file lists 42 plumbers with a San Bruno mailing address. 42 have a Clear status, and 95.2% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a plumber need in California?

In California this work generally calls for the C-36 Plumbing Contractor license (or a B license when it is part of a larger multi-trade job). Any job of $1,000 or more in labor and materials needs a licensed contractor. Read our guide to the $1,000 rule.

How do I check a plumber's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In San Bruno, 28.6% of plumbers list a policy, 71.4% claim an exemption and 0% show no current coverage. Confirm the policy with CSLB's workers' comp search before work starts. How to check workers' comp.

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Guides