Note - for your coursework - if you need company financials, do not use these resources; use the SEC filings (see tab, this guide). However, for finding a company or getting general background information, these resources are useful for your work.
Option a: Browsing
Yahoo Finance
Path = pick an Industry, then once in the industry, use Company Index
Option b: Look ups:
Business Insights: Global. Try a company name in the search box. Click on a company name in the results list, you will see detailed profile information. Public companies have a ticker symbol, the exchange, SIC and NAICS codes, company website, and fiscal year will be noted.
Mergent Online Do a company search, then either inspect the results for that company or look up what's under the ‘competitors’ or the ‘equity reports’ tabs to find additional companies.
Option c: Create Company Lists
Lexis-Nexis Academic
Click the Company Dossier link
Business Insights: Global. Use the Company Finder search
Mergent Online
Do a company search, then either look up what's under the ‘competitors’ or the ‘equity reports’ tabs