Mount St Helena Plumbing, C-36 Plumbing Contractor in Middletown, CA
Mount St Helena Plumbing operating as a sole owner holds an active California contractor license (CSLB #662542), valid through Apr 30, 2028. First issued in 1993, the license has been on the CSLB roster for 33 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Western National Mutual Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Middletown, in Lake County, California.
- License Number
- 662542
- Issued
- Jan 8, 1993
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Sole Owner
- Surety
- Western National Mutual Insurance Company
- Bond Number
- 56481
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 18, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Mount St Helena Plumbing licensed in California?
Yes. Mount St Helena Plumbing holds California Contractors State License Board license number 662542, which is active and in good standing. The license was first issued on January 8, 1993. It is valid through April 30, 2028.
What does Mount St Helena Plumbing specialize in?
Mount St Helena Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Mount St Helena Plumbing headquartered?
Mount St Helena Plumbing is headquartered at 20667 Santa Rosa Ave, Middletown, CA 95461, in Lake County, California.
Does Mount St Helena Plumbing have an active surety bond on file with CSLB?
Yes. Mount St Helena Plumbing has an active California contractor surety bond filed with Western National Mutual Insurance Company.
Does Mount St Helena Plumbing carry workers' compensation coverage?
Mount St Helena Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Mount St Helena Plumbing's contractor license?
You can verify Mount St Helena Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=662542.
- License issuedJan 8, 1993
- Bond activeJan 1, 2023
- WC coverage startsApr 18, 2026
- License expiresApr 30, 2028
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