What is an industry?
An industry is a group of manufacturing or service businesses within a common category. The companies within that industry provide similar products or services.
Websites
- North American Industry Classification System (NAICS) (U.S. Census Bureau) This link opens in a new window
This link opens in a new window
NAICS was developed jointly by the U.S., Canada, and Mexico to provide comparability in statistics about business activity across North America. Updated every 5 years.
- Standard Industrial Classification (SIC) system
- This link opens in a new window
From the Occupational Safety and Health Administration. Last updated in 1987. SIC was officially replaced by NAICS in 1997, but SIC remains widely used as well.
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