CompanySleuth This site has information on public companies only. You can choose up to ten companies to track and get stock quotes, charts, various message board news, news articles, domains name registrations, trademark and patent registrations, broker reports and more. Updates available through the Web site or a daily email alert. This site specializes in national and international business information. It provides supplemental information to its print version, such as company research.
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If you're searching for high-tech public or private companies, this is the site for you. CorpTech collects information and company research on over 50,000 hi-tech manufacturers and developers. This site features business profiles that include products produced, key contacts, sales levels, ownership, employment growth, contact information and a review of historical business changes over the past ten years. There is a charge for the profiles. Also includes bulletin boards, chat rooms, and forums.