Public CSLB records

Tower Building, B General Building Contractor in Redwood City, CA

License #847821·Sole Owner·Redwood City, San Mateo County
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Summary

Tower Building operating as a sole owner holds California contractor license #847821, which is currently expired (lapsed Oct 31, 2026) and not valid to contract until it is renewed. First issued in 2004, the license has been on the CSLB roster for 22 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Hudson Insurance Company and active workers' compensation coverage from Pie Insurance Company (the). The business is based in Redwood City, in San Mateo County, California.

Business Information
Address
1124 Ruby Street
Redwood City, CA 94061
License Details & Classifications
License Number
847821
Issued
Oct 4, 2004
Status
CLEAR
Expires
Oct 31, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Hudson Insurance Company
Bond Number
30144530
Effective
Jul 1, 2024
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Pie Insurance Company (the)
Policy Number
WCPI2265617001
Effective
Mar 1, 2026
Expires
Mar 1, 2027
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
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 Tower Building licensed in California?

Tower Building previously held California Contractors State License Board license number 847821, but the license expired on October 31, 2026 and is not currently valid. It was first issued on October 4, 2004.

What does Tower Building specialize in?

Tower Building is licensed for one CSLB classification: B General Building Contractor.

Where is Tower Building headquartered?

Tower Building is headquartered at 1124 Ruby Street, Redwood City, CA 94061, in San Mateo County, California.

Does Tower Building have an active surety bond on file with CSLB?

Yes. Tower Building has an active California contractor surety bond filed with Hudson Insurance Company.

Does Tower Building carry workers' compensation coverage?

Yes. Tower Building carries active workers' compensation coverage through Pie Insurance Company (the).

How do I verify Tower Building's contractor license?

You can verify Tower Building's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=847821.

Activity Timeline
  1. License issuedOct 4, 2004
  2. Bond activeJul 1, 2024
  3. WC coverage startsMar 1, 2026
  4. License expiredOct 31, 2026
  5. WC expiresMar 1, 2027
Other contractors in San Mateo County
California lien & payment resources

Working a California job with Tower Building, 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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