Mack Builders INC, A General Engineering Contractor in Tracy, CA
Mack Builders INC operating as a corporation holds California contractor license #947588, which is currently expired (lapsed May 31, 2026) and not valid to contract until it is renewed. First issued in 2010, the license has been on the CSLB roster for 16 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Indemnity Company and a previously-filed workers' compensation policy with State Compensation Insurance Fund that is no longer active. The business is based in Tracy, in San Joaquin County, California.
- License Number
- 947588
- Issued
- May 20, 2010
- Status
- CLEAR
- Expires
- May 31, 2026
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100124948
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 9075106
- Effective
- Oct 9, 2013
- Expires
- Oct 9, 2026
- Cancelled
- May 18, 2026
This contractor has a compliance issue in its public CSLB record:
- License expired
- Workers' comp cancelled
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Mack Builders INC licensed in California?
Mack Builders INC previously held California Contractors State License Board license number 947588, but the license expired on May 31, 2026 and is not currently valid. It was first issued on May 20, 2010.
What does Mack Builders INC specialize in?
Mack Builders INC is licensed for 2 CSLB classifications: A General Engineering Contractor and B General Building Contractor.
Where is Mack Builders INC headquartered?
Mack Builders INC is headquartered at 15984 Tsirelas Drive, Tracy, CA 95304, in San Joaquin County, California.
Does Mack Builders INC have an active surety bond on file with CSLB?
Yes. Mack Builders INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Mack Builders INC carry workers' compensation coverage?
Mack Builders INC has a previously-filed workers' compensation policy with State Compensation Insurance Fund that is no longer active.
How do I verify Mack Builders INC's contractor license?
You can verify Mack Builders INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=947588.
- License issuedMay 20, 2010
- WC coverage startsOct 9, 2013
- Bond activeJan 1, 2023
- WC cancelledMay 18, 2026
- License expiredMay 31, 2026
- WC expiresOct 9, 2026
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