Public CSLB records

Stack William F, B General Building Contractor in Auburn, CA

License #438508·Sole Owner·Auburn, Placer County
Download PDF
Owed money by Stack William F? File a 20-day preliminary notice to keep your lien rights.Send a notice
Summary

Stack William F operating as a sole owner holds an active California contractor license (CSLB #438508), valid through Apr 30, 2027. First issued in 1983, the license has been on the CSLB roster for 43 years. It carries 2 CSLB classifications: B General Building Contractor and C-27 Landscaping Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Auburn, in Placer County, California.

Business Information
Address
P O Box 5611
Auburn, CA 95604
License Details & Classifications
License Number
438508
Issued
Apr 12, 1983
Status
CLEAR
Expires
Apr 30, 2027
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
American Contractors Indemnity Company
Bond Number
SC6015457
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
Policy Number
Effective
Mar 17, 2025
Expires
Review

This contractor warrants a closer look before contracting:

  • Workers' comp listed as exempt
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 Stack William F licensed in California?

Yes. Stack William F holds California Contractors State License Board license number 438508, which is active and in good standing. The license was first issued on April 12, 1983. It is valid through April 30, 2027.

What does Stack William F specialize in?

Stack William F is licensed for 2 CSLB classifications: B General Building Contractor and C-27 Landscaping Contractor.

Where is Stack William F headquartered?

Stack William F is headquartered at P O Box 5611, Auburn, CA 95604, in Placer County, California.

Does Stack William F have an active surety bond on file with CSLB?

Yes. Stack William F has an active California contractor surety bond filed with American Contractors Indemnity Company.

Does Stack William F carry workers' compensation coverage?

Stack William F reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Stack William F's contractor license?

You can verify Stack William F's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=438508.

Activity Timeline
  1. License issuedApr 12, 1983
  2. Bond activeJan 1, 2023
  3. WC coverage startsMar 17, 2025
  4. License expiresApr 30, 2027
Other contractors in Placer County
California lien & payment resources

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

Own Stack William F? Claim or correct this profile