OS1 Construction Inc

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711 Florida Ave, Richmond CA, 94804 USA
Phone Number:(510) 820-4820

Certifications & Awards

  • GAF Certified Icon

    GAF Certified™

Certifications & Awards

  • GAF Certified Icon

    GAF Certified™

    GAF entrusts Certified™ contractors to offer our System Plus® Limited Warranty* on qualifying roof systems.

Details

Contractor ID

1159709

State License Number

1130949

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