Offices of Real Estate Agents and Brokers

Water Supply and Irrigation Systems

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Commercial and Institutional Building Construction, Highway, Street, and Bridge Construction

Glass and Glazing Contractors

Home Furnishing Merchant Wholesalers, Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers, Other Construction Material Merchant Wholesalers

Outpatient Mental Health and Substance Abuse Centers

Sanitary Paper Product Manufacturing, Printing and Writing Paper Merchant Wholesalers

Electrical Contractors, Other Building Equipment Contractors, Other Electronic Parts and Equipment Merchant Wholesalers, Wired Telecommunications Carriers, Security Systems Services (except Locksmiths)

Lessors of Nonresidential Buildings (except Miniwarehouses)

Crushed and Broken Limestone Mining and Quarrying

All Other Specialty Trade Contractors

Vocational Rehabilitation Services

Other Communications Equipment Manufacturing, Current-Carrying Wiring Device Manufacturing, Noncurrent-Carrying Wiring Device Manufacturing, Building Inspection Services, Security Systems Services (except Locksmiths)

Office Supplies and Stationery Stores

Brick, Stone, and Related Construction Material Merchant Wholesalers

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction

Security Systems Services (except Locksmiths), Fire Protection

Pump and Pumping Equipment Manufacturing, Measuring and Dispensing Pump Manufacturing, Fluid Power Pump and Motor Manufacturing, Motor and Generator Manufacturing, Industrial Machinery and Equipment Merchant Wholesalers

Other Direct Selling Establishments

Casino Hotels

All Other Legal Services

Residential Remodelers

Outdoor Power Equipment Stores

Nursing Care Facilities, Residential Mental Retardation Facilities, Other Residential Care Facilities, Child and Youth Services

Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction