Miller Attics, C-2 Insulation and Acoustical Contractor in Walnut Creek, CA
Miller Attics operating as a corporation holds an active California contractor license (CSLB #1150503), valid through Feb 29, 2028. It carries 2 CSLB classifications: C-2 Insulation and Acoustical Contractor and C-61/D-28 Doors, Gates and Activating Devices Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and active workers' compensation coverage from American Casualty Company of Reading PA. The business is based in Walnut Creek, in Contra Costa County, California.
Walnut Creek, CA 94596
- License Number
- 1150503
- Issued
- Feb 13, 2026
- Status
- CLEAR
- Expires
- Feb 29, 2028
- Entity
- Corporation
- Surety
- Business Alliance Insurance Company
- Bond Number
- G19033210920
- Effective
- Feb 6, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- American Casualty Company of Reading PA
- Policy Number
- 8035795487
- Effective
- Feb 9, 2026
- Expires
- Feb 9, 2027
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 Miller Attics licensed in California?
Yes. Miller Attics holds California Contractors State License Board license number 1150503, which is active and in good standing. The license was first issued on February 13, 2026. It is valid through February 29, 2028.
What does Miller Attics specialize in?
Miller Attics is licensed for 2 CSLB classifications: C-2 Insulation and Acoustical Contractor and C-61/D-28 Doors, Gates and Activating Devices Contractor.
Where is Miller Attics headquartered?
Miller Attics is headquartered at 161 North Civic Dr Unit 412, Walnut Creek, CA 94596, in Contra Costa County, California.
Does Miller Attics have an active surety bond on file with CSLB?
Yes. Miller Attics has an active California contractor surety bond filed with Business Alliance Insurance Company.
Does Miller Attics carry workers' compensation coverage?
Yes. Miller Attics carries active workers' compensation coverage through American Casualty Company of Reading PA.
How do I verify Miller Attics's contractor license?
You can verify Miller Attics's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1150503.
- Bond activeFeb 6, 2026
- WC coverage startsFeb 9, 2026
- License issuedFeb 13, 2026
- WC expiresFeb 9, 2027
- License expiresFeb 29, 2028
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