DUNS and NAICS Codes Please find our DUNS number and our NAICS Codes below Capability Statement pdf Download DUNS: 93-937-6286 CAGE Code: 8BQG3NAICS Codes and Core Service AreasPrimary:236220 Commercial and Institutional Building ConstructionSecondaries:236116 New Multifamily Housing Construction236210 Industrial Building Construction238130 Framing Contractors238170 Siding Contractors238310 Drywall and Insulation Contractors238910 Site Preparation Contractors238110 Poured Concrete Foundation and Structure Contractors238120 Structural Steel and Precast Concrete Contractors238140 Masonry Contractors238160 Roofing Contractors238190 Other Foundation, Structure, and Building Exterior Contractors238320 Painting and Wall Covering Contractors238350 Finish Carpentry Contractors