Crunchbase is a database that collects and stores a wide range of data on firms. It is an expansive database that collects information on company performance, spending, income, cost, etc. and also on investor-side data. With its unmatched collection on hard to get data on private companies, this type of data is priceless for entrepreneurship researchers. It will prove a useful tool for research on entrepreneurs taking their businesses from private to public. Crunchbase Pro is the upgraded version of the service that allows for the exportation of data for up to 5,000 companies a month.