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Licensed Plumbers in Winnetka, California

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

  • 34licensed plumbers
  • 32active (Clear)
  • 5.9%with a suspension
  • 58.8%workers' comp exempt
  • 6 yrsmedian time licensed
  • 61.8%corp / LLC / partnership (38.2% sole owner)
  • 2new in the last 12 months
  • —change tracking began November 1, 2026

CSLB's public data lists 34 plumbers with a mailing address in Winnetka, and 32 of them (94.1%) show a Clear primary status.

The share with a suspension, 5.9%, is 1.3 points higher than the Los Angeles County rate for the same license (4.6%). 58.8% report a workers' comp exemption, 7.6 points higher than the statewide figure for plumbers (51.2%), so many of these businesses say they have no employees.

Experience varies: 38.2% have been licensed 10+ years and 2 are new this year (median 6 years, vs 13.4 statewide).

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 Winnetka

  1. Look the company up by name or license number (search Winnetka). On the profile, confirm three things: Clear status, the C-36 license for this kind of work, and a contractor's bond on file.
  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. Since 58.8% of Winnetka plumbers claim a workers' comp exemption, ask who will actually do the work. Hiring checklist.

All 34 plumbers in Winnetka

Winnetka 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 Winnetka
Business nameLicense #StatusYearsWorkers' compBond
C & L Plumbing 445731 Clear 43 Exempt On file
Leumar Construction & Maintenance CO INC 590870 Clear 36 Exempt On file
Bryco Plumbing 708581 Clear 31 Insured On file
Plumber Man Pro 760605 Clear 27 Insured On file
Zion Plumbing and Rooter 815931 Clear 23 Insured On file
Quik Flush Rooter & Plumbing 889811 Clear 19 Exempt On file
Aig Plumbing & Construction INC 936523 Clear 17 Exempt On file
Evergreen Plumbing INC 942920 Clear 16 Insured On file
All Plumbing Services 985835 Clear 13 Exempt On file
Ia Plumbing 996246 Clear 12 Exempt On file
Just Leak Detection 1013236 Clear 10 Exempt On file
Westco Rooter 1016436 Clear 10 Insured On file
The Drain CO 1021046 Clear 9 Insured On file
Fix It Quick Plumbing INC 1022969 Clear 9 Insured On file
Acuna Ismael JR 1040038 Clear 8 Exempt On file
Bl Plumbing & Rooter INC 1068382 Clear 6 Exempt On file
Hi-Tech Plumbing Services INC 1073669 Clear 5 Exempt On file
Springwater Plumbing INC 1074362 Clear 5 Insured On file
3 & 1 Plumbing INC 1074894 Clear 5 Exempt On file
Airmaker HVAC INC 1080128 Clear 5 Insured On file
J & J Plumbing Residential and Commercial 1079083 Clear 5 Insured On file
Us Plumbing Forces 1084525 Clear 4 Insured On file
Plumbinc 1095692 Clear 4 Insured On file
Drip Dry Plumbing & Rooter 1118329 Clear 2 Exempt On file
Rojo Dominquez Raymundo 1126519 Clear 2 Insured On file
Fastflow Sewer & Drains 1128988 Clear 2 Exempt On file
Madero Brothers Plumbing 1128282 Clear 2 Exempt On file
E S Plumbing and Rooter INC 1129567 Clear 1 Insured On file
Stem Plumbing 1129528 Clear 1 Exempt On file
Drainex Sewer & Plumbing INC 1145307 Clear 1 Exempt On file
Leonet Plumbing & Drains 1153111 Clear <1 Exempt On file
Imperial American Plumbing INC 1157924 Clear <1 Exempt On file
U S Electric Force 850313 Susp: contractor's bond 21 Exempt On file
Owens Plumbing and Rooter INC 1131241 Susp: family support order 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 Winnetka?

CSLB's current public file lists 34 plumbers with a Winnetka mailing address. 32 have a Clear status, and 79.4% 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. 34 businesses in Winnetka 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?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In Winnetka, 41.2% of plumbers list a policy, 58.8% 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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