Company rankings sell advertising but are often based on a single metric (say, revenue) and don’t take a comprehensive approach to evaluating a business’ potential. Sizing up younger, privately held firms is even trickier: Their fortunes can change very quickly, and they aren’t obliged to share their plans and finances with the public. With the help of CB Insights, a Manhattan-based research firm that tracks investment in high-growth private companies, Forbes found up-and-comers with serious growth potential. These are the top 10.
(Contour) More From Forbes: 16 Companies to Watch with Under $1 Million in Sales 20 Businesses You Can Start Tomorrow Ten Myths About Social Networking For Business The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.