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 Services89,668
8712Architectural Services36,860
8713Surveying Services10,837
Industry Group 872: Accounting, Auditing, And Bookkeeping Services
8721Accounting, Auditing, and Bookkeeping Services108,025
Industry Group 873: Research, Development, And Testing Services
8731Commercial Physical and Biological Research21,714
8732Commercial Economic, Sociological, and Educational Research13,129
8733Noncommercial Research Organizations16,335
8734Testing Laboratories9,652
Industry Group 874: Management And Public Relations Services
8741Management Services131,156
8742Management Consulting Services242,445
8743Public Relations Services15,684
8744Facilities Support Management Services4,400
8748Business Consulting Services, Not Elsewhere Classified370,983