BigBand Networks to Report First Quarter 2007 Financial Results

BigBand Networks, Inc., (NASDAQ: BBND), a leading provider of broadband multimedia infrastructure for video, voice, and data, today announced that it will issue a press release reporting financial results for the first quarter ended March 31, 2007, immediately following the close of the market on Thursday, May 3, 2007.

The Company will host a corresponding conference call and live webcast at 2:00 p.m. Pacific Daylight Time on May 3, 2007. The webcast will be available live on the Investor Relations section of the Company’s corporate website at www.bigbandnet.com, and via replay beginning approximately two hours after the completion of the call until the Company’s announcement of its financial results for the next quarter. An audio replay of the call will also be available to investors beginning at approximately 4:00 p.m. Pacific Daylight Time on May 3, 2007 until 11:59 p.m. Pacific Daylight Time on July 31, 2007, by dialing +1.800.405.2236 or +1.303.590.3000 for callers outside the U.S. and Canada and entering passcode 11088290.