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Licensed Plumbers in Redwood City, California

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

  • 53licensed plumbers
  • 50active (Clear)
  • 5.7%with a suspension
  • 28.3%workers' comp exempt
  • 10.7 yrsmedian time licensed
  • 52.8%corp / LLC / partnership (47.2% sole owner)
  • 7new in the last 12 months
  • —change tracking began November 1, 2026

Redwood City is home to 53 plumbers in CSLB's license file, ranking #2 of 9 San Mateo County cities for this trade. 94.3% are Clear.

28.3% report a workers' comp exemption, 22.9 points lower than the statewide figure for plumbers (51.2%), so many of these businesses say they have no employees. The share with a suspension, 5.7%, is 2.8 points higher than the San Mateo County rate for the same license (2.9%).

The median plumber here has held a license for 10.7 years (less than the statewide median of 13.4), and 7 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 Redwood City

  1. Open the plumber's profile from the table below (or search Redwood City 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).

50 of 53 plumbers in Redwood City

Redwood City 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 Redwood City
Business nameLicense #StatusYearsWorkers' compBond
Boudreau John A Plumbing and Heating INC 182224 Clear 67 Insured On file
Lustenberger Fred General Contractor 511395 Clear 39 Exempt On file
Jin Construction & Electric CO 547686 Clear 38 None On file
Bay Area Plumbing & Heating 584345 Clear 36 Insured On file
Advance Systems and Design 626704 Clear 35 Insured On file
Spillane Mike General Eng. & Plumbing Contractor 651043 Clear 34 Insured On file
Pro Plumbing 719079 Clear 30 Insured On file
Barrios A General Building Contractor Painting & Decorating 785178 Clear 26 Insured On file
Saks Plumbing INC 847951 Clear 22 Insured On file
Dale Plumbing INC 864487 Clear 21 Insured On file
Alexander William Stuart 870423 Clear 20 Exempt On file
Saxelby Plumbing 878807 Clear 20 Insured On file
Lang Alex J Plumbing Contractor 891531 Clear 19 Insured On file
M V S Plumbing 891017 Clear 19 Exempt On file
Podsiadly Tomasz R Contruction 894395 Clear 19 Insured On file
Stratton Brad Lee 912848 Clear 18 Exempt On file
Prater Plumbing 925920 Clear 17 Insured On file
Pro Roto INC 947961 Clear 16 Insured On file
Bay Plumbing and Rooter INC 972247 Clear 14 Insured On file
Bayshore Plumbers INC 979380 Clear 13 Insured On file
Hernandez Plumbing 986771 Clear 13 None On file
Henthorn Plumbing 994835 Clear 12 Insured On file
Shoreway Plumbing INC 996039 Clear 12 Insured On file
Oro Pro Plumbing INC 998394 Clear 12 Insured On file
Golden City Remodeling INC 1011228 Clear 10 Insured On file
Rock Construction and Consulting INC 1019296 Clear 10 Insured On file
Daso Plumbing 1037326 Clear 8 Insured On file
K M B Plumbing INC 1040588 Clear 8 Insured On file
Plotke Plumbing & Heating INC 1048184 Clear 7 Insured On file
Maples Plumbing & Heating 1048751 Clear 7 Insured On file
Aaron's Mechanical Heating and Cooling 1054483 Clear 7 Insured On file
Handy Plumbing Man LLC 1056574 Clear 7 Insured On file
B G Plumbing 1067580 Clear 6 Insured On file
Brosnan Joseph Plumbing 1077088 Clear 5 Exempt On file
Clean Pipes Plumbing 1076798 Clear 5 Exempt On file
Ez Plumbing 1078376 Clear 5 Insured On file
Jvm Master Plumbing INC 1089939 Clear 4 Insured On file
Charly the Plumber 1096037 Clear 4 Insured On file
Royal Tech Plumbing INC 1096722 Clear 4 Insured On file
Peninsula Plumbing 1101779 Clear 3 Insured On file
Cisneros & Sons Plumbing INC 1124498 Clear 2 Insured On file
Lemus Plumbing 1123543 Clear 2 Insured On file
Mc-2 Plumbing 1134523 Clear 1 Exempt On file
Natan Plumbing 1148295 Clear <1 Exempt On file
Champion Building Service INC 1151022 Clear <1 Exempt On file
Surgepro Plumbing and Drain LLC 1150316 Clear <1 Exempt On file
Hydroplumber LLC 1155016 Clear <1 Exempt On file
Smartflow Plumbing LLC 1154899 Clear <1 Exempt On file
Blue Moon Plumbing 1158794 Clear <1 Exempt On file
Golden Bear Plumbing and Rooter INC 1162781 Clear <1 Exempt On file

See all 53 plumbers in Redwood City

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 Redwood City?

CSLB's current public file lists 53 plumbers with a Redwood City mailing address. 50 have a Clear status, and 88.7% 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?

Look for C-36 on the license. 53 businesses in Redwood City hold it. Small jobs under $1,000 with no permit and no employees are exempt; everything else needs a license (details).

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

Each profile shows the workers' comp type, insurer and policy dates from CSLB's file. Among Redwood City plumbers, 28.3% are exempt (no employees), 64.2% insured and 7.5% without current coverage. Verify a policy with CSLB's insurer search (step by step).

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Guides