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            |  | March 31  April 1, 2004The Palace Hotel,
 2 New Montgomery Street
 www.v1summit.com
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            |   | How to Build a Successful Company in Today's Market
 March 31, 2004 | 10:30  11:20am
 Gary Rieschel, Executive Managing Partner, Mobius Venture Captial
 Andrea Baptiste, President and CEO, Atreus Systems
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            |  | May 5-7, 2004Washington D.C Convention Center
 www.telestrategies.com
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            |   | Unlocking Your IP Potential
 May 6, 2004 | 9:00 – 10:00am
 Joe Glynn, VP Product Strategy, Qwest Communications
 Leonard P. Castelli, Vice President, Business Development
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            |  | May 17-20, 2004Acropolis Convention Center Nice, France
 www.tmforum.org/
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            |   | How to Build a Successful Company in Today's Market
 March 31, 2004 | 10:30  11:20am
 Gary Rieschel, Executive Managing Partner, Mobius Venture Captial
 Andrea Baptiste, President and CEO, Atreus Systems
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            |  | June 20 - 24, 2004McCormick Place, Chicago IL
 
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            |   | T04A: Magic Behind the Scenes: OSS Advances for IP Networks and Services
 June 22 | 9:00 am - 10:30 am
 Chairperson: John Gonsalves, Managing Director, Gupton Marrs International, Inc.
 Harold Teets, SVP and CIO, Xspedius Communications
 Milan Gupta, formerly Vice President of Network Systems, Qwest Communications
 Len Castelli, VP of Business Development, Atreus Systems
 Chris Drake, VP, Managed IP Solutions, Telcordia
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            |  | August 3-4, 2004San Jose, CA
 www.tmcnet.com/voipdeveloper/
 
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            |   | Developing Hosted IP PBX Applications
 August 4, 2004 | 1:50pm - 2:35pm
 Doug Bellinger, CTO, Atreus Systems
 Bob Minai, Director of Product Marketing, BroadSoft
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            |  | October 9-13, 2004Venetian Hotel, Las Vegas, NV
 www.ustelecom04.com
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            |   | VoIP &Triple Play - It's All About IP:
 OSS on Steroids: Mastering the New Operations Framework
 October 13, 2004 | 11:30am - 12:30pm
 Moderator: Chris Hurst, Vice President, Cisco Systems
 Len Castelli, Vice President, Business Development, Atreus Systems
 Rich Grange, CEO, New Global Telecom
 Eric Nelson, SVP and CIO, Netifice Communications
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            |  | October 10-13, 2004The Westin Kierland Resort & Spa, Scottsdale, Arizona
 www.broadsoftconnections.com
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            |   | Scaling Up the Back Office
 October 12, 2004 | 2:45pm - 4:00pm
 Andrea Baptiste, CEO, Atreus Systems
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            |  | October 18-21, 2004Hynes Convention Center in Boston, MA.
 www.pulver.com/von/
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            |   | Service Creation and Delivery for Advanced Services
 October 21, 2004 | 4:15pm - 5:30pm
 Len Castelli, VP of Business Development, Atreus Systems
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