THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

Penton Media, Inc. (PTON.OB)

4/13/2006 Proxy Information

Ms. Garber and Mr. Yudkoff may be deemed to beneficially own the Penton stock beneficially owned by ABRY and its affiliated entities because of their relationship with ABRY and its affiliated entities and because they were appointed to PentonŐs Board of Directors at the request of ABRY.

Mr. Powers may be deemed to beneficially own the Penton stock beneficially owned by Sandler Capital Management and its affiliated entities because of his relationship with Sandler and its affiliated entities and because he was appointed to PentonŐs Board of Directors at the request of Sandler.

In 2000, Penton adopted the Senior Executive Loan Program pursuant to which certain executives purchased common stock from the Company in exchange for a promissory note. The maximum amount of indebtedness that was outstanding under this loan program since January 1, 2005 was $895,902 for Mr. Vice; and $264,958 for Mr. Denny. These amounts also represent the outstanding balances as of April 3, 2006.

6/6/2005 Proxy Information

In 2000, Penton adopted the Senior Executive Loan Program pursuant to which certain executives purchased common stock from the Company in exchange for a promissory note. The maximum amount of indebtedness that was outstanding under this loan program since January 1, 2004 was $3,985,635 for Mr. Kemp; $1,062,623 for Mr. Nussbaum; $895,902 for Mr. Vice; and $264,958 for Mr. Denny. In the case of Messrs. Kemp, Vice and Denny, these amounts also represent the outstanding balances as of March 31, 2005. Mr. Nussbaum repaid the outstanding balance of his promissory note in June 2004.

6/3/2004 Proxy Information

Ms. Garber and Mr. Budde may be deemed to beneficially own the stock beneficially owned by ABRY and its affiliated entities because of their relationship with ABRY and its affiliated entities and because they were appointed to Penton's Board of Directors at the request of ABRY.

In January 2003, the Company sold its PTS group assets to Cygnus Expositions, a division of Cygnus Business Media, Inc., a Delaware corporation, for $3.3 million. Cygnus Business Media, Inc. is owned by entities affiliated with ABRY Mezzanine Partners L.P., which holds a significant portion of our preferred stock and has two members on the Company's Board of Directors.

In 2000, Penton adopted the Senior Executive Loan Program pursuant to which certain executives purchased common stock from the Company in exchange for a promissory note. The maximum amount of indebtedness that was outstanding under this loan program since January 1, 2003 was $3,985,635 for Mr. Kemp; $2,600,158 for Mr. Ramella; $1,062,623 for Mr. Nussbaum; $895,902 for Mr. Vice; and $264,958 for Mr. Denny. These amounts also represent the outstanding balances as of June 2, 2004.

4/28/2003 Proxy Information

In 2000, Penton adopted the Senior Executive Loan Program pursuant to which certain executives purchased common stock from the Company in exchange for a promissory note. The maximum amount of indebtedness that was outstanding under this loan program since January 1, 2002 was $3,985,635 for Mr. Kemp; $2,600,158 for Mr. Ramella; $1,062,623 for Mr. Nussbaum; $895,902 for Mr. Vice; and $264,958 for Mr. Denny. These amounts also represent the outstanding balances as of April 30, 2003.

In connection with the closing of the sale of our preferred stock and related warrants, we paid the purchasers a fee of $750,000, or 1.5% of the purchase price. Mr. Budde and Mmes. Craven and Garber are affiliated with the purchasers. Messrs. Kelly and Sook were elected to the Board of Directors by the purchasers.

COMPENSATION COMMITTEE INTERLOCKS AND INSIDER PARTICIPATION

None of the individuals who served as members of the Compensation Committee in 2002 was or has been an officer or employee of Penton or, other than Mr. Budde, engaged in transactions with Penton (other than in his capacity as director). In connection with the closing of the sale of our preferred stock and related warrants, we paid ABRY Mezzanine Partners, L.P., with whom Mr. Budde is affiliated, a fee of $450,000, or 1.5% of the purchase price paid by ABRY Mezzanine Partners, L.P.