PitchBook has a lot of data on private companies, including venture capital backing and private equity investments. It will have financial data when PitchBook has been able to source it.
Private equity and venture capital deal and investment information
Data Axle has the most extensive coverage of US companies. Remember that figures are most likely estimates rather than actual.
Directory database that covers the U.S. and Canada. Screen by geography, revenue, employee size and more. Includes corporate linkage showing parent and subsidiary relationships.
Workspace has a large universe of private companies, but the amount of information can vary. It links to venture capital funding, when available.
Refinitiv Workspace brings together company information from a variety of sources that are produced by Refinitiv. This includes company financials and filings, mergers and acquisition data and analyst reports.
Features S & P's Industry Surveys, which provide macro-level analysis of 56 major industries. Also includes company profiles and financial data with analyst rankings of investment potential as well information about company executives.
A full-text news and information service that provides access to newspapers, magazines, news wires, news transcripts, business, and legal information. Dates of coverage vary by title.
Secondary Sources
Articles in trade journals and business newspapers are often the best sources of information on private companies.
Factiva has the broadest collection of trade and news publications.
Provides access to global news and business information, including local newspapers, same-day newswires, company reports, and media programs. Content is available in many different languages, including Chinese, French, German, Japanese and Russian. Stock data and indices are available for 5 years.
Contains business-focused content from a variety of sources including newspapers, dissertations, ebooks, video, business cases, industry reports and more.
Article database that includes trade publications, academic journals, industry profiles, country information and company profiles, which include SWOT analyses. Full text is often available. Use the FindIt links to locate full text of articles that are not included in the database.