Many commercial business information providers regularly publish proprietary reports containing information and analysis about companies.
Such reports can readily be found online, but they can be expensive.
For UWL users, Murphy Library makes company reports from several well-known and well respected providers available.
Public companies are required to file quarterly earning reports and other information with the Securities and Exchange Commission, and investment banks publish analyst reports on them on a regular basis.
Unlike public companies, private companies are not regulated by the federal government. Therefore, it is at the discretion of a private company if, and what, they want to disclose about themselves. It can be more difficult and time consuming to locate information about private companies.