Estimated Value: $500 million

Last Year's Rank / Valuation: N/A

Business:  Online sports media and outdoor events social network

Location:  San Diego, California

CEO: Dave Alberga

Investors: Austin Ventures, Ticketmaster, Kettle Partners, William Blair New World Ventures, ABS Ventures, Canaan Partners, Charles River Ventures, DB Capital Ventures, Dominion Ventures, North Bridge Venture Partners, Ticketmaster, Enterprise Partners, ESPN, Comdisco Ventures, Performance Equity Partners, Tao Venture Partners

Analysis: The Active Network is a technology solutions company that provides marketing services to encourage and enable participation in activities and events. Online communities include: Active.com, CoolRunning.com, LaxPower.com, ActiveGolf.com, etc. The company has over 75K business to business customers and over 60 million active users.

The company experienced revenue growth of over 40% last year to nearly $250 million. We anticipate similar growth this year and estimate revenue of nearly $300 million. If we apply a between a 1-2x multiple to 2010 revenue we get a valuation of approximately $500 million.