Public CSLB records

Mauck Sheet Metal, B General Building Contractor in Oakland, CA

License #582359·Corporation·Oakland, Alameda County
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Summary

Mauck Sheet Metal operating as a corporation holds an active California contractor license (CSLB #582359), valid through Dec 31, 2027. First issued in 1989, the license has been on the CSLB roster for 37 years. It carries 4 CSLB classifications: B General Building Contractor, C-20 HVAC Contractor, C-23 Ornamental Metal Contractor, and C-43 Sheet Metal Contractor. Records show an active surety bond on file with Western Surety Company and active workers' compensation coverage from Service American Indemnity Company. The business is based in Oakland, in Alameda County, California.

Business Information
Address
755 Independent Road
Oakland, CA 94621
License Details & Classifications
License Number
582359
Issued
Dec 6, 1989
Status
CLEAR
Expires
Dec 31, 2027
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Western Surety Company
Bond Number
30054590
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Service American Indemnity Company
Policy Number
SAMTWC1122500
Effective
Sep 1, 2025
Expires
Sep 1, 2026
Verified

This contractor is verified, with no adverse conditions in the current CSLB record.

License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Mauck Sheet Metal licensed in California?

Yes. Mauck Sheet Metal holds California Contractors State License Board license number 582359, which is active and in good standing. The license was first issued on December 6, 1989. It is valid through December 31, 2027.

What does Mauck Sheet Metal specialize in?

Mauck Sheet Metal is licensed for 4 CSLB classifications: B General Building Contractor, C-20 HVAC Contractor, C-23 Ornamental Metal Contractor, and C-43 Sheet Metal Contractor.

Where is Mauck Sheet Metal headquartered?

Mauck Sheet Metal is headquartered at 755 Independent Road, Oakland, CA 94621, in Alameda County, California.

Does Mauck Sheet Metal have an active surety bond on file with CSLB?

Yes. Mauck Sheet Metal has an active California contractor surety bond filed with Western Surety Company.

Does Mauck Sheet Metal carry workers' compensation coverage?

Yes. Mauck Sheet Metal carries active workers' compensation coverage through Service American Indemnity Company.

How do I verify Mauck Sheet Metal's contractor license?

You can verify Mauck Sheet Metal's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=582359.

Activity Timeline
  1. License issuedDec 6, 1989
  2. Bond activeJan 1, 2023
  3. WC coverage startsSep 1, 2025
  4. WC expiresSep 1, 2026
  5. License expiresDec 31, 2027
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California lien & payment resources

Working a California job with Mauck Sheet Metal, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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