Private companies: Finding information, especially financial data, on private companies and subsidiaries can be difficult. Newspapers, magazines, journals can be a valuable sources. Don't expect to find the detailed financial reports that you can find for public companies.
Company websites:Remember to check the company website, keeping in mind that they will generally provide information that presents their company in a positive light.
ABI/INFORM- Business research from journals, trade publications, market research reports, company reports, dissertations, and working papers.
Business Source Complete-search on a company name, or click the company profiles tab near the top of the screen to see if there is a more in depth profile of your company
Mergent Online-provides data on publicly-traded companies wordwide and some provite companies, equity reports, industry reports, country profiles and more.
Simply Maps -create professional-quality thematic maps and reports using powerful demographic, business, and marketing data.
Standard & Poor's Net Advantage-a comprehensive, professional source of proprietary analysis on industry trends, corporate activities, and investments
EDGAR: public companies are required to file financial and operational information with the Securties and Exchange Commission. This database provides free access to this information. In addition to finding company financial information, EDGAR can be useful for finding executive compensation information, lists of public companies by state or country, and lists of public companies by industry. Some useful forms included are: