Alderman & Son Plumbing, C-36 Plumbing Contractor in Santa Rosa, CA
Alderman & Son Plumbing operating as a sole owner holds an active California contractor license (CSLB #749374), valid through Jul 31, 2027. First issued in 1998, the license has been on the CSLB roster for 28 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Santa Rosa, in Sonoma County, California.
- License Number
- 749374
- Issued
- May 13, 1998
- Status
- CLEAR
- Expires
- Jul 31, 2027
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67413165
- Effective
- Jul 19, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jun 12, 2025
- 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 Alderman & Son Plumbing licensed in California?
Yes. Alderman & Son Plumbing holds California Contractors State License Board license number 749374, which is active and in good standing. The license was first issued on May 13, 1998. It is valid through July 31, 2027.
What does Alderman & Son Plumbing specialize in?
Alderman & Son Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Alderman & Son Plumbing headquartered?
Alderman & Son Plumbing is headquartered at 122 Calistoga Road #106, Santa Rosa, CA 95409, in Sonoma County, California.
Does Alderman & Son Plumbing have an active surety bond on file with CSLB?
Yes. Alderman & Son Plumbing has an active California contractor surety bond filed with Western Surety Company.
Does Alderman & Son Plumbing carry workers' compensation coverage?
Alderman & Son Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Alderman & Son Plumbing's contractor license?
You can verify Alderman & Son Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=749374.
- License issuedMay 13, 1998
- WC coverage startsJun 12, 2025
- Bond activeJul 19, 2025
- License expiresJul 31, 2027
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