Private company information is much more difficult to find than information about publicly-traded companies. You may only be able to find a brief profile, contact information, senior executives, date of incropriaton and sometimes broad revenue estimates, which are usually self-reported.
It is important to do a literature search of scholarly, trade, and popular articles to uncover more information about private companies.
When looking for information about private companies, articles can often be a very useful source of information (ex: articles in trade magazines, the popular press or newspapers). Explore our Finding Business Articles guide to get tips for searching York's various article databases.