Plumbing, Heating, and Air-Conditioning Contractors

Industrial 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, Land Subdivision

Commercial and Institutional Building Construction

Printed Circuit Assembly (Electronic Assembly) Manufacturing, Other Electronic Component Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Current-Carrying Wiring Device Manufacturing, Other Motor Vehicle Electrical and Electronic Equipment Manufacturing

General Freight Trucking, Local, General Freight Trucking, Long-Distance, Truckload, Specialized Freight (except Used Goods) Trucking, Local

Farm Supplies Merchant Wholesalers

Construction Sand and Gravel Mining

Wholesale Trade Agents and Brokers

Primary Aluminum Production, Aluminum Foundries (except Die-Casting), Plate Work Manufacturing, Machine Shops, Precision Turned Product Manufacturing

Engineering Services

Metal Stamping

Other Miscellaneous Durable Goods Merchant Wholesalers

Electronic Computer Manufacturing, Other Computer Peripheral Equipment Manufacturing, Telephone Apparatus Manufacturing, Printed Circuit Assembly (Electronic Assembly) Manufacturing, Computer and Office Machine Repair and Maintenance

Plastics Packaging Film and Sheet (including Laminated) Manufacturing, Testing Laboratories, Other Scientific and Technical Consulting Services

Site Preparation Contractors

Residential Remodelers

Nursing Care Facilities

Electrical Contractors

All Other Specialty Trade Contractors

Convenience Stores, Gasoline Stations with Convenience Stores, Heating Oil Dealers

Highway, Street, and Bridge Construction

Plumbing, Heating, and Air-Conditioning Contractors, Site Preparation Contractors, All Other Specialty Trade Contractors