New Single-Family Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Poured Concrete Foundation and Structure Contractors, Glass and Glazing Contractors

Nursing Care Facilities

Other Heavy and Civil Engineering Construction, Nonwoven Fabric Mills, Paint and Coating Manufacturing

Lessors of Nonresidential Buildings (except Miniwarehouses)

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction

Tobacco Farming, Soil Preparation, Planting, and Cultivating, Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction

Janitorial Services

Machine Shops

Ready-Mix Concrete Manufacturing

Oilseed and Grain Combination Farming

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

All Other Specialty Trade Contractors