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Six-Digit NAICS Codes & Titles
Click on any Code for a Full Description
of the NAICS Industry and Cross-References
54 - Professional, Scientific, and
Technical Services
|
Codes |
Titles |
Number of US Businesses |
|
54 |
Professional, Scientific, and Technical
Services |
1,237,476 |
|
541110 |
Offices of Lawyers |
210,870 |
|
541120 |
Offices of Notaries |
|
|
541191 |
Title Abstract and Settlement Offices |
9,741 |
|
541199 |
All Other Legal Services |
6,340 |
|
541211 |
Offices of Certified Public Accountants |
46,910 |
|
541213 |
Tax Preparation Services |
28,521 |
|
541214 |
Payroll Services |
1,848 |
|
541219 |
Other Accounting Services |
51,387 |
|
541310 |
Architectural Services |
32,635 |
|
541320 |
Landscape Architectural Services |
35,883 |
|
541330 |
Engineering Services |
76,608 |
|
541340 |
Drafting Services |
2,219 |
|
541350 |
Building Inspection Services |
5,663 |
|
541360 |
Geophysical Surveying and Mapping Services |
|
|
541370 |
Surveying and Mapping (except Geophysical)
Services |
1,015 |
|
541380 |
Testing Laboratories |
3,058 |
|
541410 |
Interior Design Services |
37,791 |
|
541420 |
Industrial Design Services |
2,380 |
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541430 |
Graphic Design Services |
37,979 |
|
541490 |
Other Specialized Design Services |
1,345 |
|
541511 |
Custom Computer Programming Services |
39,575 |
|
541512 |
Computer Systems Design Services |
73,459 |
|
541513 |
Computer Facilities Management Services |
685 |
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541519 |
Other Computer Related Services |
2,840 |
|
541611 |
Administrative Management and General Management
Consulting Services |
97,747 |
|
541612 |
Human Resources and Executive Search Consulting
Services |
17,242 |
|
541613 |
Marketing Consulting Services |
28,140 |
|
541614 |
Process, Physical Distribution, and Logistics
Consulting Services |
2,585 |
|
541618 |
Other Management Consulting Services |
119,176 |
|
541620 |
Environmental Consulting Services |
2,464 |
|
541690 |
Other Scientific and Technical Consulting
Services |
40,914 |
|
541711 |
Research and Development in Biotechnology |
|
|
541712 |
Research and Development in the Physical,
Engineering, and Life Sciences (except
Biotechnology) |
|
|
541720 |
Research and Development in the Social Sciences
and Humanities |
13,036 |
|
541810 |
Advertising Agencies |
22,170 |
|
541820 |
Public Relations Agencies |
14,758 |
|
541830 |
Media Buying Agencies |
792 |
|
541840 |
Media Representatives |
3,565 |
|
541850 |
Display Advertising |
2,462 |
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541860 |
Direct Mail Advertising |
6,392 |
|
541870 |
Advertising Material Distribution Services |
1,272 |
|
541890 |
Other Services Related to Advertising |
11,976 |
|
541910 |
Marketing Research and Public Opinion Polling |
9,044 |
|
541921 |
Photography Studios, Portrait |
33,128 |
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541922 |
Commercial Photography |
13,627 |
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541930 |
Translation and Interpretation Services |
4,862 |
|
541940 |
Veterinary Services |
27,233 |
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541990 |
All Other Professional, Scientific, and
Technical Services |
41,431 |
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