Sierra Contractors INC, A General Engineering Contractor in Pomona, CA
Sierra Contractors INC operating as a corporation holds California contractor license #1015602, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 2016, the license has been on the CSLB roster for 10 years. It carries 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and a previously-filed workers' compensation policy with Endurance Assurance Corporation that is no longer active. The business is based in Pomona, in Los Angeles County, California.
- License Number
- 1015602
- Issued
- Jun 29, 2016
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101025096
- Effective
- Jan 9, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Endurance Assurance Corporation
- Policy Number
- EAW0000204101
- Effective
- Aug 15, 2025
- Expires
- Aug 15, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
- No active workers' comp on file
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Sierra Contractors INC licensed in California?
Sierra Contractors INC previously held California Contractors State License Board license number 1015602, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 29, 2016.
What does Sierra Contractors INC specialize in?
Sierra Contractors INC is licensed for 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor.
Where is Sierra Contractors INC headquartered?
Sierra Contractors INC is headquartered at 2288 Kellog Park Dr, Pomona, CA 91768, in Los Angeles County, California.
Does Sierra Contractors INC have an active surety bond on file with CSLB?
Yes. Sierra Contractors INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Sierra Contractors INC carry workers' compensation coverage?
Sierra Contractors INC has a previously-filed workers' compensation policy with Endurance Assurance Corporation that is no longer active.
How do I verify Sierra Contractors INC's contractor license?
You can verify Sierra Contractors INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1015602.
- License issuedJun 29, 2016
- WC coverage startsAug 15, 2025
- Bond activeJan 9, 2026
- License expiredJun 30, 2026
- WC expiredAug 15, 2026
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