Electrical Contractors

Architectural Services, Landscape Architectural Services, Engineering Services, Drafting Services, Interior Design Services

Power and Communication Line and Related Structures Construction

New Single-Family Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Land Subdivision, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

All Other Support Services

All Other Miscellaneous Fabricated Metal Product Manufacturing

Plastics Bag Manufacturing, Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing, Aircraft Manufacturing, Guided Missile and Space Vehicle Manufacturing

Farm and Garden Machinery and Equipment Merchant Wholesalers, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Main

Other Grocery and Related Products Merchant Wholesalers

Drafting Services

All Other Health and Personal Care Stores

All Other Personal Services

Nursing Care Facilities

Line-Haul Railroads

Residential Remodelers, Other Foundation, Structure, and Building Exterior Contractors, Other Building Equipment Contractors

Wired Telecommunications Carriers

Brick, Stone, and Related Construction Material Merchant Wholesalers

All Other Specialty Trade Contractors

Specialized Freight (except Used Goods) Trucking, Local

Water Supply and Irrigation Systems, Power and Communication Line and Related Structures Construction, Electrical Contractors, Janitorial Services, Other Services to Buildings and Dwellings

Ornamental and Architectural Metal Work Manufacturing

Landscaping Services

Lessors of Nonresidential Buildings (except Miniwarehouses)

General Freight Trucking, Long-Distance, Truckload