Current numbers for both the County Business Patterns and the Nonemployer Statistics are now part of the https://data.census.gov website. The PDF below (Finding Census Data) gives interim instructions for data from the Census.
Start with ReferenceUSA to find prospects and competitors by industry and location. Includes a directory of over 15 million U.S. public and private companies. (Rutgers-restricted access)
MarketLine is useful for public company profiles, SWOT analyses, financial deals, and market share. (Rutgers-restricted access)
PrivCo is an excellent resource for business and financial research on non-publicly traded companies, including family-owned, private equity-owned, venture-backed, and international unlisted companies. The database currently includes profiles for over 900,000 companies, 20,000 private equity and venture capital firms and investors, and 100,000 private market deals. (Rutgers-restricted Access)
Westlaw includes Hoover's reports on companies and their competitors. (Rutgers-restricted access)
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