TWRS

Custom Computer Programming Services, Computer Systems Design Services, Other Computer Related Services, Computer Training, Computer and Office Machine Repair and Maintenance

Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Electrical and Electronic Appliance, Television, and Radio Set Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers, Industrial Supplies Merchant Wholesalers

Hotels (except Casino Hotels) and Motels

Roofing Contractors, Aluminum Sheet, Plate, and Foil Manufacturing, Custom Roll Forming, Sheet Metal Work Manufacturing

Water and Sewer Line and Related Structures Construction

Machine Shops

All Other Specialty Trade Contractors

Lessors of Residential Buildings and Dwellings

All Other Specialty Trade Contractors

Electromedical and Electrotherapeutic Apparatus Manufacturing, Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers, All Other Health and Personal Care Stores, Other Commercial and Industrial Machinery and Equipment Rental and Leasing

Radio, Television, and Other Electronics Stores

Hand and Edge Tool Manufacturing

Electric Bulk Power Transmission and Control

Travel Trailer and Camper Manufacturing

Residential Remodelers, Industrial Building Construction, Poured Concrete Foundation and Structure Contractors, Siding Contractors, Other Foundation, Structure, and Building Exterior Contractors

All Other Specialty Trade Contractors

Hydroelectric Power Generation

Offices of Lawyers

Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers

Lessors of Nonresidential Buildings (except Miniwarehouses)