NAICS Code Description



54 - Professional, Scientific, and Technical Services

Top Businesses by Annual Sales for 54 – Click for Complete Profiles:

Dhpc Technologies IncTata Consultancy Services Ltd
Catamaran CorporationDyncorp LLC
Dxc Technology CompanyCSC Information Systems LLC
AecomCognizant Tech Solutions Corp
Fluor CorporationOmnicom Group Inc

The Sector as a Whole

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.

This sector excludes establishments primarily engaged in providing a range of day-to-day office administrative services, such as financial planning, billing and recordkeeping, personnel supply, and physical distribution and logistics. These establishments are classified in Sector 56, Administrative and Support and Waste Management and Remediation Services.

NAICS Codes that fall under 54 - Professional, Scientific, and Technical Services