DETECTION

Hydroelectric Power Generation, Other Electric Power Generation, Electric Power Distribution, Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction

All Other Support Activities for Transportation, Computer Systems Design Services, Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Process, Physical Distribution, and Logistics Consulting Services

Other Miscellaneous Durable Goods Merchant Wholesalers, Other Miscellaneous Nondurable Goods Merchant Wholesalers, Florists, Other Direct Selling Establishments, All Other Legal Services

Corporate, Subsidiary, and Regional Managing Offices

Support Activities for Oil and Gas Operations, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing, Other Engine Equipment Manufacturing, Pump and Pumping Equipment Manufacturing

Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Marketing Consulting Services, Corporate, Subsidiary, and Regional Managing Offices, Professional and Management Development Training

All Other Nondepository Credit Intermediation, Other Activities Related to Credit Intermediation, Investment Banking and Securities Dealing, Securities Brokerage, Miscellaneous Intermediation

Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Other Scientific and Technical Consulting Services, Corporate, Subsidiary, and Regional Managing Offices

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Property Managers, Other Activities Related to Real Estate, Administrative Management and General Management Consulting Services

Financial Transactions Processing, Reserve, and Clearinghouse Activities, Other Computer Related Services, Corporate, Subsidiary, and Regional Managing Offices

Payroll Services, Custom Computer Programming Services, Computer Systems Design Services, Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services

Other Airport Operations, Other Support Activities for Air Transportation, Support Activities for Rail Transportation, Port and Harbor Operations, Other Support Activities for Water Transportation

Administrative Management and General Management Consulting Services, Corporate, Subsidiary, and Regional Managing Offices

Site Preparation Contractors, All Other Specialty Trade Contractors, All Other Professional, Scientific, and Technical Services, Corporate, Subsidiary, and Regional Managing Offices, Security Guards and Patrol Services

All Other Information Services, Marketing Consulting Services, Research and Development in the Physical, Engineering, and Life Sciences, Research and Development in the Social Sciences and Humanities, All Other Professional, Scientific, and Technical Services

New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Lessors of Nonresidential Buildings (except Miniwarehouses)

Land Subdivision, Residential Property Managers, Nonresidential Property Managers, Other Activities Related to Real Estate, Corporate, Subsidiary, and Regional Managing Offices

Computer Systems Design Services, Computer Facilities Management Services, Administrative Management and General Management Consulting Services, Corporate, Subsidiary, and Regional Managing Offices

Support Activities for Forestry, New Single-Family Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Land Subdivision, Highway, Street, and Bridge Construction