Mastic Master, C-61/D-12 Synthetic Products Contractor in Knightsen, CA
Mastic Master operating as a sole owner holds an active California contractor license (CSLB #1052924), valid through Apr 30, 2027. First issued in 2019, the license has been on the CSLB roster for 7 years. It carries a single CSLB classification: C-61/D-12 — Synthetic Products Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and a previously-filed workers' compensation policy with Security National Insurance Company that is no longer active. The business is based in Knightsen, in Contra Costa County, California.
- License Number
- 1052924
- Issued
- Apr 29, 2019
- Status
- CLEAR
- Expires
- Apr 30, 2027
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100440581
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Security National Insurance Company
- Policy Number
- SNP1560965
- Effective
- May 10, 2025
- Expires
- May 10, 2026
This contractor has a compliance issue in its public CSLB record:
- 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 Mastic Master licensed in California?
Yes. Mastic Master holds California Contractors State License Board license number 1052924, which is active and in good standing. The license was first issued on April 29, 2019. It is valid through April 30, 2027.
What does Mastic Master specialize in?
Mastic Master is licensed for one CSLB classification: C-61/D-12 Synthetic Products Contractor.
Where is Mastic Master headquartered?
Mastic Master is headquartered at Po Box 317, Knightsen, CA 94548, in Contra Costa County, California.
Does Mastic Master have an active surety bond on file with CSLB?
Yes. Mastic Master has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Mastic Master carry workers' compensation coverage?
Mastic Master has a previously-filed workers' compensation policy with Security National Insurance Company that is no longer active.
How do I verify Mastic Master's contractor license?
You can verify Mastic Master's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1052924.
- License issuedApr 29, 2019
- Bond activeJan 1, 2023
- WC coverage startsMay 10, 2025
- WC expiredMay 10, 2026
- License expiresApr 30, 2027
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