Penton Media Announces Merger With Prism Business Media What They Think, KY - announced today that its board of directors has approved a definitive agreement pursuant to which Prism Business Media Holdings, Inc. ...

United Business Media Sells Backbeat Books for $2.2m Yahoo! News (press release) - LONDON, November 17 /PRNewswire-FirstCall/ - - United Business Media plc today announces that its US-based subsidiary CMP Technology has sold BackBeat Books, a ...

United Business Media's CMP unit buys trade show and conference ... Forbes, NY - LONDON (AFX) - United Business Media PLC said its CMP Information (CMPi) has acquired a trade show and a conference in separate transactions worth a total of ...