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Ratto Building Company

License #993171·Sole Owner·San Mateo, San Mateo County
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Summary

Ratto Building Company operating as a sole owner is licensed in California under CSLB number 993171. The license was first issued in 2014, putting the business at 12 years on the active CSLB roster. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in San Mateo, in San Mateo County, California.

Business Information
Address
3725 Martin Drive
San Mateo, CA 94403
License Details & Classifications
License Number
993171
Issued
May 24, 2014
Status
CLEAR
Expires
May 31, 2028
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
American Contractors Indemnity Company
Bond Number
100498367
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
State Compensation Insurance Fund
Policy Number
9380617
Effective
May 17, 2025
Expires
May 17, 2027
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 Ratto Building Company licensed in California?

Yes. Ratto Building Company holds California Contractors State License Board license number 993171. The license was first issued on May 24, 2014. It is valid through May 31, 2028.

What does Ratto Building Company specialize in?

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

Where is Ratto Building Company headquartered?

Ratto Building Company is headquartered at 3725 Martin Drive, San Mateo, CA 94403, in San Mateo County, California.

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

Yes. Ratto Building Company has an active California contractor surety bond filed with American Contractors Indemnity Company.

Does Ratto Building Company carry workers' compensation coverage?

Yes. Ratto Building Company carries active workers' compensation coverage through State Compensation Insurance Fund.

How do I verify Ratto Building Company's contractor license?

You can verify Ratto Building Company's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=993171.

Activity Timeline
  1. License issuedMay 24, 2014
  2. Bond activeJan 1, 2023
  3. WC coverage startsMay 17, 2025
  4. WC expiresMay 17, 2027
  5. License expiresMay 31, 2028
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