IndustryWeek.com Selected to BtoB's Media Power 50 List for Second Consecutive Year

FOR IMMEDIATE RELEASE
May 15, 2006

CLEVELAND, OH -- May 15, 2006 -- IndustryWeek.com, a Penton Media, Inc. (www.penton.com, OTCBB: PTON) website, was named to BtoB magazine's 2006 Media Power 50 list in the Internet category.

In making the selections for the Media Power 50, BtoB editors evaluated data such as ad revenue and audience, and interviewed about two dozen top media buyers, advertisers and industry analysts for their opinions on the most powerful and targeted b-to-b advertising venues.  IndustryWeek.com was one of only 13 websites named to the list, alongside sites such as CNN.com, Forbes.com, WSJ.com, Yahoo! and Google.

"IndustryWeek has been a legendary magazine brand for 36 years, and it is exciting and gratifying to see that BtoB has recognized IndustryWeek as a budding legend online as well," said David Nussbaum, Penton�s CEO.

In naming IndustryWeek's website to the Media Power 50 list, BtoB magazine said that IndustryWeek.com had a strong year in 2005, producing 34 webcasts that attracted a total of 28,749 registrants.  In past years, BtoB has asserted IndustryWeek�s leadership in the manufacturing market, saying IW is �unequaled in reaching manufacturing executives.�

About IndustryWeek
IndustryWeek magazine, the IndustryWeek.com website, and their related media products bring together senior manufacturing executives to explore business issues, strategies, trends and technologies that can help them succeed in today�s �better, faster, cheaper� global economy.  IW is a brand of Penton Media, Inc. (www.penton.com, OTCBB: PTON), a diversified business-to-business media company.

CONTACT

Michael Madej, General Manager, eMedia Sales & Marketing, IndustryWeek
216-931-9637
mmadej@industryweek.com