AC Stair Construction, C-6 Cabinet, Millwork and Finish Carpentry Contractor in Alta Loma, CA
AC Stair Construction operating as a sole owner holds an active California contractor license (CSLB #833084), valid through Feb 29, 2028. First issued in 2004, the license has been on the CSLB roster for 22 years. It carries a single CSLB classification: C-6 — Cabinet, Millwork and Finish Carpentry Contractor. Records show an active surety bond on file with Nationwide Mutual Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Alta Loma, in San Bernardino County, California.
- License Number
- 833084
- Issued
- Feb 26, 2004
- Status
- CLEAR
- Expires
- Feb 29, 2028
- Entity
- Sole Owner
- Surety
- Nationwide Mutual Insurance Company
- Bond Number
- 7901211871
- Effective
- Mar 5, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 23, 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 AC Stair Construction licensed in California?
Yes. AC Stair Construction holds California Contractors State License Board license number 833084, which is active and in good standing. The license was first issued on February 26, 2004. It is valid through February 29, 2028.
What does AC Stair Construction specialize in?
AC Stair Construction is licensed for one CSLB classification: C-6 Cabinet, Millwork and Finish Carpentry Contractor.
Where is AC Stair Construction headquartered?
AC Stair Construction is headquartered at 9232 Cielito St, Alta Loma, CA 91701, in San Bernardino County, California.
Does AC Stair Construction have an active surety bond on file with CSLB?
Yes. AC Stair Construction has an active California contractor surety bond filed with Nationwide Mutual Insurance Company.
Does AC Stair Construction carry workers' compensation coverage?
AC Stair Construction reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify AC Stair Construction's contractor license?
You can verify AC Stair Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=833084.
- License issuedFeb 26, 2004
- WC coverage startsFeb 23, 2026
- Bond activeMar 5, 2026
- License expiresFeb 29, 2028
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