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Licensed Plumbers in Alpine, California

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

  • 23licensed plumbers
  • 21active (Clear)
  • 8.7%with a suspension
  • 56.5%workers' comp exempt
  • 11 yrsmedian time licensed
  • 47.8%corp / LLC / partnership (52.2% sole owner)
  • 0new in the last 12 months
  • —change tracking began November 1, 2026

Alpine is home to 23 plumbers in CSLB's license file, ranking #18 of 20 San Diego County cities for this trade. 91.3% are Clear.

The share with a suspension, 8.7%, is 4.7 points higher than the San Diego County rate for the same license (4%). 56.5% report a workers' comp exemption, 5.3 points higher 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 11 years (less than the statewide median of 13.4), and 0 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 Alpine

  1. Find the business in the list below, or search all 23 Alpine 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. Confirm it live with CSLB's Instant License Check. Statuses change between our weekly refreshes, especially workers' comp and bond suspensions.
  3. Get the bid and contract in writing with the license number on it. If the job tops $1,000 in labor and materials, a licensed plumber is required by law. See the $1,000 rule.

All 23 plumbers in Alpine

Alpine 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 Alpine
Business nameLicense #StatusYearsWorkers' compBond
Suisse Construction and Design 293680 Clear 52 Exempt On file
Hudson Dennis Plumbing & Htg & Air Cond 357265 Clear 48 Insured On file
Omahen John Plumbing 567655 Clear 37 Insured On file
Lanco Underground 755050 Clear 28 Insured On file
B A J Backflow and Plumbing 848694 Clear 22 Insured On file
Mustard J D Plumbing 913305 Clear 18 Exempt On file
Ras Construction & Plumbing INC 972178 Clear 14 Insured On file
Gordon Matt Plumbing CO 985435 Clear 13 Exempt On file
Mollenhauer Plumbing & Piping 1000538 Clear 11 Exempt On file
Swplumbinc 1008750 Clear 11 Exempt On file
Elite Backflow Service 1037759 Clear 8 Exempt On file
Stride Plumbing and Drains 1038130 Clear 8 Insured On file
R L Plumbing 1044227 Clear 8 Exempt On file
McGuire Plumbing 1047433 Clear 7 Exempt On file
Solutions Plumbing Specialist INC 1050436 Clear 7 Insured On file
Larry Leak's Plumbing & Drain 1058021 Clear 7 Exempt On file
Countryside Plumbing INC 1080355 Clear 5 Exempt On file
T & C Plumbing Company 1106890 Clear 3 Exempt On file
Sherlock Plumbing Heating and Cooling 1116833 Clear 2 Insured On file
Western Ranch Plumbing 1128547 Clear 2 Insured On file
Van B's Plumbing 1132013 Clear 1 Exempt On file
M T M Construction 706655 Susp: contractor's bond 31 Exempt On file
Elite Plumbing of San Diego 969629 Susp: workers' compensation 14 None 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 Alpine?

CSLB's current public file lists 23 plumbers with a Alpine mailing address. 21 have a Clear status, and 78.3% 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. 23 businesses in Alpine 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 Alpine, 39.1% of plumbers list a policy, 56.5% claim an exemption and 4.3% 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