Major Group: 87—Engineering, Accounting, Research, Management, And Related Services

This major group includes establishments primarily engaged in providing engineering, architectural, and surveying services; accounting, auditing, and bookkeeping services; research, development, and testing services; and management and public relations services.

Codes Titles Number of US Businesses
Industry Group 871: Engineering, Architectural, And Surveying
8711Engineering Services89,422
8712Architectural Services36,810
8713Surveying Services10,888
Industry Group 872: Accounting, Auditing, And Bookkeeping Services
8721Accounting, Auditing, and Bookkeeping Services109,626
Industry Group 873: Research, Development, And Testing Services
8731Commercial Physical and Biological Research21,744
8732Commercial Economic, Sociological, and Educational Research13,110
8733Noncommercial Research Organizations16,533
8734Testing Laboratories9,734
Industry Group 874: Management And Public Relations Services
8741Management Services132,589
8742Management Consulting Services247,622
8743Public Relations Services15,689
8744Facilities Support Management Services4,368
8748Business Consulting Services, Not Elsewhere Classified366,940