Public CSLB records

Diamond Innovation Roofing, C-39 Roofing Contractor in Redwood City, CA

License #1139474·Corporation·Redwood City, San Mateo County
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Summary

Diamond Innovation Roofing operating as a corporation holds an active California contractor license (CSLB #1139474), valid through Jun 30, 2027. First issued in 2025, the license has been on the CSLB roster for 1 year. It carries a single CSLB classification: C-39 — Roofing Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and a previously-filed workers' compensation policy with State Compensation Insurance Fund that is no longer active.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
807 7th Avenue
Redwood City, CA 94063
License Details & Classifications
License Number
1139474
Issued
Jun 25, 2025
Status
CLEAR
Expires
Jun 30, 2027
Entity
Corporation
Classifications
Financial & Insurance Coverage
Contractor Bond
Surety
Merchants Bonding Company (mutual)
Bond Number
101445644
Effective
Mar 21, 2025
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
State Compensation Insurance Fund
Policy Number
9382072
Effective
Jun 11, 2025
Expires
Jun 11, 2026
Alert

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

  • No active workers' comp on file
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 Diamond Innovation Roofing licensed in California?

Yes. Diamond Innovation Roofing holds California Contractors State License Board license number 1139474, which is active and in good standing. The license was first issued on June 25, 2025. It is valid through June 30, 2027.

What does Diamond Innovation Roofing specialize in?

Diamond Innovation Roofing is licensed for one CSLB classification: C-39 Roofing Contractor.

Where is Diamond Innovation Roofing headquartered?

Diamond Innovation Roofing is headquartered at 807 7th Avenue, Redwood City, CA 94063, in San Mateo County, California.

Does Diamond Innovation Roofing have an active surety bond on file with CSLB?

Yes. Diamond Innovation Roofing has an active California contractor surety bond filed with Merchants Bonding Company (mutual).

Does Diamond Innovation Roofing carry workers' compensation coverage?

Diamond Innovation Roofing has a previously-filed workers' compensation policy with State Compensation Insurance Fund that is no longer active.

How do I verify Diamond Innovation Roofing's contractor license?

You can verify Diamond Innovation Roofing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1139474.

Activity Timeline
  1. Bond activeMar 21, 2025
  2. WC coverage startsJun 11, 2025
  3. License issuedJun 25, 2025
  4. WC expiredJun 11, 2026
  5. License expiresJun 30, 2027
Other contractors in San Mateo County
California lien & payment resources

Working a California job with Diamond Innovation Roofing, 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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