North American Industry Classification System (NAICS) 1997
- 54 - Professional, Scientific and Technical Services
- 541 - Professional, Scientific and Technical Services
- 5411 - Legal Services
- 54111 - Offices of Lawyers
- 541110 - Offices of Lawyers
- 54112 - Offices of Notaries
- 541120 - Offices of Notaries
- 54119 - Other Legal Services
- 541190 - Other Legal Services
- 5412 - Accounting, Tax Preparation, Bookkeeping and Payroll Services
- 54121 - Accounting, Tax Preparation, Bookkeeping and Payroll Services
- 541212 - Offices of Accountants
- 541213 - Tax Preparation Services
- 541215 - Bookkeeping, Payroll and Related Services
- 5413 - Architectural, Engineering and Related Services
- 54131 - Architectural Services
- 541310 - Architectural Services
- 54132 - Landscape Architectural Services
- 541320 - Landscape Architectural Services
- 54133 - Engineering Services
- 541330 - Engineering Services
- 54134 - Drafting Services
- 541340 - Drafting Services
- 54135 - Building Inspection Services
- 541350 - Building Inspection Services
- 54136 - Geophysical Surveying and Mapping Services
- 541360 - Geophysical Surveying and Mapping Services
- 54137 - Surveying and Mapping (except Geophysical) Services
- 541370 - Surveying and Mapping (except Geophysical) Services
- 54138 - Testing Laboratories
- 541380 - Testing Laboratories
- 5414 - Specialized Design Services
- 54141 - Interior Design Services
- 541410 - Interior Design Services
- 54142 - Industrial Design Services
- 541420 - Industrial Design Services
- 54143 - Graphic Design Services
- 541430 - Graphic Design Services
- 54149 - Other Specialized Design Services
- 541490 - Other Specialized Design Services
- 5415 - Computer Systems Design and Related Services
- 54151 - Computer Systems Design and Related Services
- 541510 - Computer Systems Design and Related Services
- 5416 - Management, Scientific and Technical Consulting Services
- 54161 - Management Consulting Services
- 541611 - Administrative Management and General Management Consulting Services
- 541612 - Human Resource and Executive Search Consulting Services
- 541619 - Other Management Consulting Services
- 54162 - Environmental Consulting Services
- 541620 - Environmental Consulting Services
- 54169 - Other Scientific and Technical Consulting Services
- 541690 - Other Scientific and Technical Consulting Services
- 5417 - Scientific Research and Development Services
- 54171 - Research and Development in the Physical, Engineering and Life Sciences
- 541710 - Research and Development in the Physical, Engineering and Life Sciences
- 54172 - Research and Development in the Social Sciences and Humanities
- 541720 - Research and Development in the Social Sciences and Humanities
- 5418 - Advertising and Related Services
- 54181 - Advertising Agencies
- 541810 - Advertising Agencies
- 54182 - Public Relations Services
- 541820 - Public Relations Services
- 54183 - Media Buying Agencies
- 541830 - Media Buying Agencies
- 54184 - Media Representatives
- 541840 - Media Representatives
- 54185 - Display Advertising
- 541850 - Display Advertising
- 54186 - Direct Mail Advertising
- 541860 - Direct Mail Advertising
- 54187 - Advertising Material Distribution Services
- 541870 - Advertising Material Distribution Services
- 54189 - Other Services Related to Advertising
- 541891 - Specialty Advertising Distributors
- 541899 - All Other Services Related to Advertising
- 5419 - Other Professional, Scientific and Technical Services
- 54191 - Marketing Research and Public Opinion Polling
- 541910 - Marketing Research and Public Opinion Polling
- 54192 - Photographic Services
- 541920 - Photographic Services
- 54193 - Translation and Interpretation Services
- 541930 - Translation and Interpretation Services
- 54194 - Veterinary Services
- 541940 - Veterinary Services
- 54199 - All Other Professional, Scientific and Technical Services
- 541990 - All Other Professional, Scientific and Technical Services
- 54 - Professional, Scientific and Technical Services
- 541 - Professional, Scientific and Technical Services
- 5411 - Legal Services
- 54111 - Offices of Lawyers
- 541110 - Offices of Lawyers
- 54112 - Offices of Notaries
- 541120 - Offices of Notaries
- 54119 - Other Legal Services
- 541190 - Other Legal Services
- 5412 - Accounting, Tax Preparation, Bookkeeping and Payroll Services
- 54121 - Accounting, Tax Preparation, Bookkeeping and Payroll Services
- 541212 - Offices of Accountants
- 541213 - Tax Preparation Services
- 541215 - Bookkeeping, Payroll and Related Services
- 5413 - Architectural, Engineering and Related Services
- 54131 - Architectural Services
- 541310 - Architectural Services
- 54132 - Landscape Architectural Services
- 541320 - Landscape Architectural Services
- 54133 - Engineering Services
- 541330 - Engineering Services
- 54134 - Drafting Services
- 541340 - Drafting Services
- 54135 - Building Inspection Services
- 541350 - Building Inspection Services
- 54136 - Geophysical Surveying and Mapping Services
- 541360 - Geophysical Surveying and Mapping Services
- 54137 - Surveying and Mapping (except Geophysical) Services
- 541370 - Surveying and Mapping (except Geophysical) Services
- 54138 - Testing Laboratories
- 541380 - Testing Laboratories
- 5414 - Specialized Design Services
- 54141 - Interior Design Services
- 541410 - Interior Design Services
- 54142 - Industrial Design Services
- 541420 - Industrial Design Services
- 54143 - Graphic Design Services
- 541430 - Graphic Design Services
- 54149 - Other Specialized Design Services
- 541490 - Other Specialized Design Services
- 5415 - Computer Systems Design and Related Services
- 54151 - Computer Systems Design and Related Services
- 541510 - Computer Systems Design and Related Services
- 5416 - Management, Scientific and Technical Consulting Services
- 54161 - Management Consulting Services
- 541611 - Administrative Management and General Management Consulting Services
- 541612 - Human Resource and Executive Search Consulting Services
- 541619 - Other Management Consulting Services
- 54162 - Environmental Consulting Services
- 541620 - Environmental Consulting Services
- 54169 - Other Scientific and Technical Consulting Services
- 541690 - Other Scientific and Technical Consulting Services
- 5417 - Scientific Research and Development Services
- 54171 - Research and Development in the Physical, Engineering and Life Sciences
- 541710 - Research and Development in the Physical, Engineering and Life Sciences
- 54172 - Research and Development in the Social Sciences and Humanities
- 541720 - Research and Development in the Social Sciences and Humanities
- 5418 - Advertising and Related Services
- 54181 - Advertising Agencies
- 541810 - Advertising Agencies
- 54182 - Public Relations Services
- 541820 - Public Relations Services
- 54183 - Media Buying Agencies
- 541830 - Media Buying Agencies
- 54184 - Media Representatives
- 541840 - Media Representatives
- 54185 - Display Advertising
- 541850 - Display Advertising
- 54186 - Direct Mail Advertising
- 541860 - Direct Mail Advertising
- 54187 - Advertising Material Distribution Services
- 541870 - Advertising Material Distribution Services
- 54189 - Other Services Related to Advertising
- 541891 - Specialty Advertising Distributors
- 541899 - All Other Services Related to Advertising
- 5419 - Other Professional, Scientific and Technical Services
- 54191 - Marketing Research and Public Opinion Polling
- 541910 - Marketing Research and Public Opinion Polling
- 54192 - Photographic Services
- 541920 - Photographic Services
- 54193 - Translation and Interpretation Services
- 541930 - Translation and Interpretation Services
- 54194 - Veterinary Services
- 541940 - Veterinary Services
- 54199 - All Other Professional, Scientific and Technical Services
- 541990 - All Other Professional, Scientific and Technical Services
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