54 - Professional, scientific and technical services

"This sector comprises establishments primarily engaged in activities in which human capital is the major input. These establishments make available the knowledge and skills of their employees, often on an assignment basis. The individual industries of this sector are defined on the basis of the particular expertise and training of the service provider."

Source: Statistics Canada, North American Industry Classification System (NAICS) Canada 2017, Version 1.0.

54 - Professional, scientific and technical services