JUPITERMEDIA'S INSTANT MESSAGING PLANET CONFERENCE & EXPO TO BE HELD FEBRUARY 24-25 IN BOSTON

Instant Messaging Planet Spring 2003 Conference & Expo brings together IM experts and professionals to exchange ideas, strategies and instant messaging applications. Featured keynotes for the conference include Steve Boom, Senior Vice President for Yahoo! Enterprise Solutions; Francis deSouza, CEO & Founder of IMlogic; David Gurle, Product Unit Manager for Microsoft and Bruce Friedman, Managing Director of the Mobile Computing Services Group at Sprint.

The Premier Plus Enterprise Sponsor for Instant Messaging Planet Spring 2003 Conference & Expo is Yahoo! The Premier Plus Business Sponsor is Microsoft and the Premier Plus Sponsor is Sprint. Other featured sponsors and exhibitors include Sun Microsystems, Motorola - Lexicus Division, Jabber, IMlogic, Natural Messaging, Jupiter Research, GTV, Agility Partners, WebMessenger, Cobra Technologies, Ingate Systems, Zion Software and Omnipod. The event is hosted by InstantMessagingPlanet.com, EarthWeb.com and internet.com, and is produced by Jupitermedia Corporation.

For more information on Instant Messaging Planet Spring 2003 Conference & Expo and to view the complete agenda please visit www.jupiterevents.com/im/spring03/index.html. For information or complete details on exhibiting or any sponsorship opportunity, please contact Patrick Polk at (203) 662-2920 or at [email protected]. For registration questions please contact Lillian Potter at (203) 662-2857 or at [email protected].

About Jupitermedia Corporation
Jupitermedia Corporation (Nasdaq: JUPM), (www.jupitermedia.com) headquartered in Darien, CT, is a leading provider of global real-time news, information, research and media resources for information technology and Internet industry professionals. Jupitermedia includes the internet.com and EarthWeb.com Network of over 150 Web sites and 175 e-mail newsletters that generate over 200 million page views monthly. Jupitermedia also includes Jupiter Research, a leading international research advisory organization specializing in business and technology market research in 18 business areas and 10 vertical markets. In addition, Jupiter Events include nearly 40 offline conferences and trade shows focused on IT and business-specific topics, including Computer Digital Expo, America's 21st Century Information Technology Conference & Expo (www.cdxpo.com).

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release which are not historical facts are "forward-looking statements" that are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Such forward-looking statements involve risks and uncertainties that could cause actual results to differ materially from those described in the forward-looking statements. The potential risks and uncertainties address a variety of subjects including, for example, the competitive environment in which Jupitermedia Corporation competes; the unpredictability of Jupitermedia Corporation's future revenues, expenses, cash flows and stock price; Jupitermedia Corporation's ability to integrate acquired businesses, products and personnel into its existing businesses; Jupitermedia Corporation's international and venture fund investments; any material change in Jupitermedia Corporation's intellectual property rights and continued growth and acceptance of information technology and the Internet. For a more detailed discussion of such risks and uncertainties, refer to Jupitermedia Corporation's reports filed with the Securities and Exchange Commission pursuant to the Securities Act of 1933 and the Securities Exchange Act of 1934. The forward-looking statements included herein are made as of the date of this press release, and Jupitermedia Corporation assumes no obligation to update the forward-looking statements after the date hereof.

CONTACT:
Mary Ann Boland
Marketing & Public Relations Associate
Jupitermedia Corporation
(212) 547-7939
[email protected]

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All current Jupitermedia Corporation press releases can be found on the World Wide Web at http://www.internet.com/corporate/press.html.