238140 Masonry Contractors (Primary)
332312 Fabricated Structural Metal Manufacturing ( Primary)
332323 Ornamental And Architectural Metal Work Manufacturing ( Primary)
236220 Commercial And Institutional Building Construction
236210 Industrial Building Construction
237310 Highway, Street, And Bridge Construction
237990 Other Heavy And Civil Engineering Construction
238110 Poured Concrete Foundation And Structure Contractors
238120 Structural Steel And Precast Concrete Contractors
238190 Other Foundation, Structure, And Building Exterior Contractors
238910 Site Preparation Contractors
313320 Fabric Coating Mills
325510 Paint And Coating Manufacturing
331222 Steel Wire Drawing
332618 Other Fabricated Wire Product Manufacturing
332996 Fabricated Pipe And Pipe Fitting Manufacturing
333120 Construction Machinery Manufacturing