NAICS 54: Professional, Scientific, and Technical Services
The Professional, Scientific, and Technical Services sector comprises establishments that specialize in performing professional, scientific, and technical activities for others. These activities require a high degree of expertise and training. The establishments in this sector specialize according to expertise and provide these services to clients in a variety of industries and, in some cases, to households. Activities performed include: legal advice and representation; accounting, bookkeeping, and payroll services; architectural, engineering, and specialized design services; computer services; consulting services; research services; advertising services; photographic services; translation and interpretation services; veterinary services; and other professional, scientific, and technical services.
49 codes · 1.5M companies in Crustdata · 32 with their own company list
541 Professional, Scientific, and Technical Services
49 codes5411 Legal Services
- 541110Offices of Lawyers77,730
- 541120Offices of Notaries43
- 541191Title Abstract and Settlement Offices631
- 541199All Other Legal Services11,799
5412 Accounting, Tax Preparation, Bookkeeping, and Payroll Services
5413 Architectural, Engineering, and Related Services
- 541310Architectural Services37,291
- 541320Landscape Architectural Services3,040
- 541330Engineering Services48,610
- 541340Drafting Services272
- 541350Building Inspection Services4,634
- 541360Geophysical Surveying and Mapping Services1,144
- 541370Surveying and Mapping (except Geophysical) Services5,224
- 541380Testing Laboratories and Services7,602
5414 Specialized Design Services
- 541410Interior Design Services14,632
- 541420Industrial Design Services3,493
- 541430Graphic Design Services79,754
- 541490Other Specialized Design Services2,456
5415 Computer Systems Design and Related Services
- 541511Custom Computer Programming Services145,631
- 541512Computer Systems Design Services325,647
- 541513Computer Facilities Management Services738
- 541519Other Computer Related Services5,496
5416 Management, Scientific, and Technical Consulting Services
- 541611Administrative Management and General Management Consulting Services79,306
- 541612Human Resources Consulting Services60,983
- 541613Marketing Consulting Services102,554
- 541614Process, Physical Distribution, and Logistics Consulting Services4,003
- 541618Other Management Consulting Services51,223
- 541620Environmental Consulting Services15,989
- 541690Other Scientific and Technical Consulting Services35,432
5417 Scientific Research and Development Services
- 541713Research and Development in Nanotechnology260
- 541714Research and Development in Biotechnology (except Nanobiotechnology)12,436
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)31,869
- 541720Research and Development in the Social Sciences and Humanities10,065
5418 Advertising, Public Relations, and Related Services
- 541810Advertising Agencies104,746
- 541820Public Relations Agencies30,879
- 541830Media Buying Agencies555
- 541840Media Representatives125
- 541850Indoor and Outdoor Display Advertising7,221
- 541860Direct Mail Advertising1,232
- 541870Advertising Material Distribution Services308
- 541890Other Services Related to Advertising29,521
5419 Other Professional, Scientific, and Technical Services
- 541910Marketing Research and Public Opinion Polling13,741
- 541921Photography Studios, Portrait11,501
- 541922Commercial Photography5,937
- 541930Translation and Interpretation Services9,091
- 541940Veterinary Services6,936
- 541990All Other Professional, Scientific, and Technical Services2,507
Underlined codes have their own page listing the companies that carry them. The number is how many companies carry each code in Crustdata.