Public CSLB records

Mark De Bibo, B General Building Contractor in Redwood City, CA

License #556309·Sole Owner·Redwood City, San Mateo County
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Summary

Mark De Bibo operating as a sole owner holds an active California contractor license (CSLB #556309), valid through Feb 28, 2027. First issued in 1989, the license has been on the CSLB roster for 37 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and a previously-filed workers' compensation policy with State Compensation Insurance Fund that is no longer active. The business is based in Redwood City, in San Mateo County, California.

Business Information
Address
926 Lakeview Way
Redwood City, CA 94062
License Details & Classifications
License Number
556309
Issued
Feb 4, 1989
Status
CLEAR
Expires
Feb 28, 2027
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Business Alliance Insurance Company
Bond Number
G19033210749
Effective
Jan 9, 2026
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
State Compensation Insurance Fund
Policy Number
9268853
Effective
Jan 19, 2020
Expires
Jan 19, 2027
Cancelled
Apr 8, 2026
Alert

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

  • Workers' comp cancelled
License StatusActive
Contractor BondOn file
Workers' CompensationInactive

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

Frequently asked questions
Is Mark De Bibo licensed in California?

Yes. Mark De Bibo holds California Contractors State License Board license number 556309, which is active and in good standing. The license was first issued on February 4, 1989. It is valid through February 28, 2027.

What does Mark De Bibo specialize in?

Mark De Bibo is licensed for one CSLB classification: B General Building Contractor.

Where is Mark De Bibo headquartered?

Mark De Bibo is headquartered at 926 Lakeview Way, Redwood City, CA 94062, in San Mateo County, California.

Does Mark De Bibo have an active surety bond on file with CSLB?

Yes. Mark De Bibo has an active California contractor surety bond filed with Business Alliance Insurance Company.

Does Mark De Bibo carry workers' compensation coverage?

Mark De Bibo has a previously-filed workers' compensation policy with State Compensation Insurance Fund that is no longer active.

How do I verify Mark De Bibo's contractor license?

You can verify Mark De Bibo's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=556309.

Activity Timeline
  1. License issuedFeb 4, 1989
  2. WC coverage startsJan 19, 2020
  3. Bond activeJan 9, 2026
  4. WC cancelledApr 8, 2026
  5. WC expiresJan 19, 2027
  6. License expiresFeb 28, 2027
Other contractors in San Mateo County
California lien & payment resources

Working a California job with Mark De Bibo, 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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