Electrical Contractors, Drywall and Insulation Contractors

Power and Communication Line and Related Structures Construction

Offices of Mental Health Practitioners (except Physicians)

All Other Miscellaneous Waste Management Services

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Masonry Contractors

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Site Preparation Contractors

Offices of Mental Health Practitioners (except Physicians)

Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Research and Development in the Social Sciences and Humanities, Marketing Research and Public Opinion Polling, Colleges, Universities, and Professional Schools

Musical Groups and Artists

AL&E

All Other Specialty Trade Contractors

Sporting and Athletic Goods Manufacturing

Office Administrative Services, Temporary Help Services, Telephone Answering Services, Collection Agencies, Offices of Physicians (except Mental Health Specialists)

Carpet and Upholstery Cleaning Services

All Other Legal Services

Plumbing, Heating, and Air-Conditioning Contractors

Lessors of Residential Buildings and Dwellings

Independent Artists, Writers, and Performers

Offices of Real Estate Appraisers

Residential Remodelers

Janitorial Services

Highway, Street, and Bridge Construction, Poured Concrete Foundation and Structure Contractors, Masonry Contractors, Landscaping Services

Charter Bus Industry

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Commercial and Institutional Building Construction