California Water Systems, C-55 Water Conditioning Contractor in San Mateo, CA
California Water Systems operating as a sole owner holds an active California contractor license (CSLB #765541), valid through Jul 31, 2027. First issued in 1999, the license has been on the CSLB roster for 27 years. It carries a single CSLB classification: C-55 — Water Conditioning Contractor. Records show an active surety bond on file with Hudson Insurance Company and active workers' compensation coverage from Hartford Underwriters Insurance Company. The business is based in San Mateo, in San Mateo County, California.
- License Number
- 765541
- Issued
- Jul 9, 1999
- Status
- CLEAR
- Expires
- Jul 31, 2027
- Entity
- Sole Owner
- Surety
- Hudson Insurance Company
- Bond Number
- 30133761
- Effective
- Nov 22, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Hartford Underwriters Insurance Company
- Policy Number
- 72WECBW0DKZ
- Effective
- Sep 21, 2025
- Expires
- Sep 21, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is California Water Systems licensed in California?
Yes. California Water Systems holds California Contractors State License Board license number 765541, which is active and in good standing. The license was first issued on July 9, 1999. It is valid through July 31, 2027.
What does California Water Systems specialize in?
California Water Systems is licensed for one CSLB classification: C-55 Water Conditioning Contractor.
Where is California Water Systems headquartered?
California Water Systems is headquartered at P O Box 6722, San Mateo, CA 94403, in San Mateo County, California.
Does California Water Systems have an active surety bond on file with CSLB?
Yes. California Water Systems has an active California contractor surety bond filed with Hudson Insurance Company.
Does California Water Systems carry workers' compensation coverage?
Yes. California Water Systems carries active workers' compensation coverage through Hartford Underwriters Insurance Company.
How do I verify California Water Systems's contractor license?
You can verify California Water Systems's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=765541.
- License issuedJul 9, 1999
- Bond activeNov 22, 2023
- WC coverage startsSep 21, 2025
- WC expiresSep 21, 2026
- License expiresJul 31, 2027
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