Sumner Construction, B General Building Contractor in Clearlake Oaks, CA
Sumner Construction operating as a sole owner holds an active California contractor license (CSLB #786894), valid through Feb 29, 2028. First issued in 2000, the license has been on the CSLB roster for 26 years. It carries a single CSLB classification: B — General Building 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 Clearlake Oaks, in Lake County, California.
- License Number
- 786894
- Issued
- Nov 2, 2000
- Status
- CLEAR
- Expires
- Feb 29, 2028
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67691694
- Effective
- Jan 24, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 29, 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 Sumner Construction licensed in California?
Yes. Sumner Construction holds California Contractors State License Board license number 786894, which is active and in good standing. The license was first issued on November 2, 2000. It is valid through February 29, 2028.
What does Sumner Construction specialize in?
Sumner Construction is licensed for one CSLB classification: B General Building Contractor.
Where is Sumner Construction headquartered?
Sumner Construction is headquartered at 225 Old Long Valley Road, Clearlake Oaks, CA 95423, in Lake County, California.
Does Sumner Construction have an active surety bond on file with CSLB?
Yes. Sumner Construction has an active California contractor surety bond filed with Western Surety Company.
Does Sumner Construction carry workers' compensation coverage?
Sumner Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Sumner Construction's contractor license?
You can verify Sumner Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=786894.
- License issuedNov 2, 2000
- Bond activeJan 24, 2026
- WC coverage startsJan 29, 2026
- License expiresFeb 29, 2028
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