Knowing if a company is public or private is important in company research. It determines how much information you're likely to find, and where to look for it.
Public companies
Private companies
From University of Dayton Library Research Gguide.
Find Information using North American Industry Classification System (NAICS)
NAICS/Industry Codes:
Fast-Food & Quick-Service Restaurants Industry:
722511 Full-Service Restaurants
722513 Limited-Service Restaurants
722512 Limited-service eating places
236220 Commercial and Institutional Building Construction
238299 All other building equipment contractors
447110 Gasoline Stations with Convenience Stores
447190 Other Gasoline Stations
445120 Convenience Stores
453998 All Other Miscellaneous Store Retailers (except Tobacco Stores)
453999 All other miscellaneous store retailers (except beer and wine-making supplies stores)
452999 All other miscellaneous general merchandise stores
Below are databases, paid and licensed for ISU students, faculty and staff use only. To get access to them off campus you will need to log in with your ISU ID number and last name.
Business Source Complete (EBSCOhost) Information about company profile if the company is publicly traded. Also of interest:
Nexis Uni (LexisNexis) LexisNexis® Company Dossier "delivers instant, pre-packaged desktop access to extensive, current data on 13 million companies. It collects information from multiple sources and compiles that information into a comprehensive but easily-assimilated report on a targeted company. Each company report delivers information that would require more than 60 searches using traditional search methods."
Standard and Poor's NetAdvantage
NetAdvantage contains a directory of corporations, executives and directors for many private companies.
Hint: To access the private company directories, from the home tab select "Register of Private Companies" under quick links.
Wharton Research Data Services (WRDS)
Users without accounts will need to enter their email address to receive one-day access. Users can get access for unlimited days.
Wharton Research Data Services (WRDS) is the research platform and business intelligence tool for over 30,000 corporate, academic, government and nonprofit clients at over 375 institutions in 33 countries.
Find information using SIC (Standard Industrial Classification) System Search:
5411 Grocery Stores
5541 Gasoline Service Stations
5812 Eating Places