Cornerstone Earth Group INC, A General Engineering Contractor in Sunnyvale, CA
Cornerstone Earth Group INC operating as a corporation holds an active California contractor license (CSLB #905816), valid through Oct 31, 2027. First issued in 2007, the license has been on the CSLB roster for 19 years. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Hartford Casualty Insurance Company. The business is based in Sunnyvale, in Santa Clara County, California.
- License Number
- 905816
- Issued
- Oct 30, 2007
- Status
- CLEAR
- Expires
- Oct 31, 2027
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- SC1045075
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Hartford Casualty Insurance Company
- Policy Number
- 57WEGAU6P3E
- Effective
- Dec 20, 2025
- Expires
- Dec 20, 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 Cornerstone Earth Group INC licensed in California?
Yes. Cornerstone Earth Group INC holds California Contractors State License Board license number 905816, which is active and in good standing. The license was first issued on October 30, 2007. It is valid through October 31, 2027.
What does Cornerstone Earth Group INC specialize in?
Cornerstone Earth Group INC is licensed for one CSLB classification: A General Engineering Contractor.
Where is Cornerstone Earth Group INC headquartered?
Cornerstone Earth Group INC is headquartered at 1259 Oakmead Parkway, Sunnyvale, CA 94085, in Santa Clara County, California.
Does Cornerstone Earth Group INC have an active surety bond on file with CSLB?
Yes. Cornerstone Earth Group INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Cornerstone Earth Group INC carry workers' compensation coverage?
Yes. Cornerstone Earth Group INC carries active workers' compensation coverage through Hartford Casualty Insurance Company.
How do I verify Cornerstone Earth Group INC's contractor license?
You can verify Cornerstone Earth Group INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=905816.
- License issuedOct 30, 2007
- Bond activeJan 1, 2023
- WC coverage startsDec 20, 2025
- WC expiresDec 20, 2026
- License expiresOct 31, 2027
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