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Licensed Plumbers in Novato, California

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

  • 58licensed plumbers
  • 56active (Clear)
  • 3.4%with a suspension
  • 39.7%workers' comp exempt
  • 12.6 yrsmedian time licensed
  • 53.4%corp / LLC / partnership (46.6% sole owner)
  • 5new in the last 12 months
  • —change tracking began November 1, 2026

Novato is home to 58 plumbers in CSLB's license file, ranking #1 of 2 Marin County cities for this trade. 96.6% are Clear.

The share with a suspension, 3.4%, is 1.6 points higher than the Marin County rate for the same license (1.8%). 39.7% report a workers' comp exemption, 11.5 points lower than the statewide figure for plumbers (51.2%), so many of these businesses say they have no employees.

The median plumber here has held a license for 12.6 years (less than the statewide median of 13.4), and 5 licenses were issued in the last 12 months.

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 Novato

  1. Find the business in the list below, or search all 58 Novato listings, and open its profile. You want a Clear status and the C-36 classification (a B license can also cover it as part of a multi-trade job).
  2. Before any money changes hands, verify the license on CSLB's own lookup. Our data comes from CSLB's weekly file, so a very recent change may not show here yet.
  3. Match the license holder's name to the name on the written contract and the person you meet. Ask for proof of workers' comp if anyone besides the owner will work on site. Hiring checklist.

50 of 58 plumbers in Novato

Novato 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 Novato
Business nameLicense #StatusYearsWorkers' compBond
Roto Rooter Plumbers 288461 Clear 53 Insured On file
Carl J Augusto Plumbing 298381 Clear 52 Insured On file
Voutselas Chuck Plumbing LLC 323631 Clear 50 Insured On file
Holleran Daniel A 351427 Clear 48 Insured On file
Baswell Plumbing 433698 Clear 43 Insured On file
Mountain Bay Construction INC 583372 Clear 36 Insured On file
Marin Plumbing 611745 Clear 35 Exempt On file
Moritz's Bob Reliable Plumbing Service INC 613434 Clear 35 Insured On file
Scozzafava and Sons Plumbing 670227 Clear 33 Exempt On file
Peter Levi Plumbing LLC 687489 Clear 32 Insured On file
Kelly Plumbing & Heating INC 688049 Clear 32 Insured On file
Harkin Services INC 730482 Clear 29 Insured On file
U S Pure Water Corp - California 823801 Clear 23 Insured On file
Pontes J Plumbing INC 828502 Clear 22 Exempt On file
Petrini and Sons Plumbing 835514 Clear 22 Exempt On file
Benjamin Franklin Plumbing 857357 Clear 21 Insured On file
Lacues Plbg CO 858966 Clear 21 Exempt On file
Alfresco Heating 870395 Clear 20 Insured On file
Horizon Plumbing Heating & Air 885287 Clear 20 Insured On file
Ros Plumbing LLC 885083 Clear 20 Insured On file
United V I Plumbing 900215 Clear 19 Insured On file
West Cork Plumbing INC 900309 Clear 19 Insured On file
Mulhall Construction INC 916895 Clear 18 Insured On file
Plumbing Pros 921603 Clear 18 Exempt On file
Driptech Plumbing Solutions 931485 Clear 17 Insured On file
Baker Plumbing & Company 966579 Clear 15 Exempt On file
Benjamin Franklin Plumbing 30 966787 Clear 15 Insured On file
Mullen Plumbing 984823 Clear 13 Insured On file
Retana's Plumbing INC 1000633 Clear 11 Exempt On file
J&A Plumbing and Rooter Service INC 1018864 Clear 10 Insured On file
Murren Plumbing INC 1026283 Clear 9 Insured On file
Femenia Peter Plumbing 1028038 Clear 9 Exempt On file
Nerviani's Backflow Testing & Repair 1039428 Clear 8 Insured On file
Plumbart Plumbing 1040793 Clear 8 Insured On file
Franks Water Heater Company 1041954 Clear 8 Exempt On file
Nick's Plumbing Solutions INC 1060283 Clear 7 Insured On file
Kavanagh Specialty Plumbing INC 1068211 Clear 6 Exempt On file
Zaragoza Plumbing Team INC 1073364 Clear 5 Insured On file
Nickelson Mathew Plumbing 1096756 Clear 4 Insured On file
Paradise Plumbing LLC 1100714 Clear 3 Insured On file
Ong Andrew 1104468 Clear 3 Exempt On file
West Christopher Meyer 1104390 Clear 3 Exempt On file
Samson Electric, Plumbing, Heating & Cooling 1119065 Clear 2 Insured On file
Ardila Orochena Bayardo Humberto 1120273 Clear 2 Exempt On file
101 Plumbing Heating and Cooling 1124487 Clear 2 Insured On file
Bay Area Moisture Control By Restorex INC 1123752 Clear 2 Insured On file
Danbo Plumbing and Mechanical 1132644 Clear 1 Exempt On file
Plumbing Services Group LLC 1139413 Clear 1 Exempt On file
Mg Plumbing 1139670 Clear 1 Exempt On file
Rivette Plumbing INC 1142980 Clear 1 Exempt On file

See all 58 plumbers in Novato

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 Novato?

CSLB's current public file lists 58 plumbers with a Novato mailing address. 56 have a Clear status, and 93.1% 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?

CSLB issues the C-36 Plumbing Contractor classification for this work. In Marin County, 96.6% of Novato's holders are Clear right now. The license requirement starts at $1,000 per job (the minor-work 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 Novato, 58.6% of plumbers list a policy, 39.7% claim an exemption and 1.7% 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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