Airvana Files for IPO

Airvana Inc., a Chelmsford, Mass.-based provider of network infrastructure products used by wireless carriers to provide mobile broadband services, has filed for a $75 million IPO. It plans to trade on the Nasdaq under ticker symbol AIRV, with Morgan Stanley and Lehman Brothers serving as co-lead underwriters. Airvana raised around $81 million in total VC funding since 2000, from firms like Matrix Partners and Qualcomm. www.airvana.com