Company's website (free)- Don't overlook information that can be found on a company's website such as company history, mission/vision statement (as available), 10-K/Annual Report (public companies), media/news/press releases. Check out "For Investors," "About Us," or similar links.
Annual Report - Public companies are required to file an annual report to the U.S. government, known as a 10-K. These reports will often include a section on the company's history.
Company profiles in library databases- Check out CCSF Library's Business Databases for company and industry-related information.
Information on public companies is readily available than on private companies or subsidiaries.
The SEC’s EDGAR database provides free public access to U.S. public company information, enabling research on a company’s financial information and operations by reviewing registration statements, prospectuses and periodic reports filed on Forms 10-K and 10-Q. On the left side of the page, select Company Filings Search.
Business Insights Global (via SF Public Library)
Detailed company and industry profiles including SWOT reports, market share reports, and financial reports.