Mount AC, C-20 HVAC Contractor in Rolling Hills Estates, CA
Mount AC operating as a corporation holds an active California contractor license (CSLB #1151333), valid through Mar 31, 2028. It carries a single CSLB classification: C-20 — HVAC Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in Rolling Hills Estates, in Los Angeles County, California.
- License Number
- 1151333
- Issued
- Mar 3, 2026
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101035974
- Effective
- Feb 10, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 9389853
- Effective
- Oct 31, 2025
- Expires
- Oct 31, 2026
Recently licensed: the CSLB license is active and in good standing, issued within the last 2 years.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Mount AC licensed in California?
Yes. Mount AC holds California Contractors State License Board license number 1151333, which is active and in good standing. The license was first issued on March 3, 2026. It is valid through March 31, 2028.
What does Mount AC specialize in?
Mount AC is licensed for one CSLB classification: C-20 HVAC Contractor.
Where is Mount AC headquartered?
Mount AC is headquartered at 27 Cottonwood Cir, Rolling Hills Estates, CA 90274, in Los Angeles County, California.
Does Mount AC have an active surety bond on file with CSLB?
Yes. Mount AC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Mount AC carry workers' compensation coverage?
Yes. Mount AC carries active workers' compensation coverage through State Compensation Insurance Fund.
How do I verify Mount AC's contractor license?
You can verify Mount AC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1151333.
- WC coverage startsOct 31, 2025
- Bond activeFeb 10, 2026
- License issuedMar 3, 2026
- WC expiresOct 31, 2026
- License expiresMar 31, 2028
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