Press Releases

PAETEC Holding Corp. announced that senior management will be presenting at investor conferences.

PAETEC Holding Corp. (NASDAQ GS: PAET), which provides data, voice and Internet solutions to business-class customers nationwide, announced that senior management will be presenting at the following investor conferences:

Wells Fargo 2nd Annual Midwest Technology Day
Renaissance Chicago Hotel, Chicago, IL
Tuesday, November 17, 2009��

Thomas Weisel Partners Emerging Communications Conference 2009
The Barclay Intercontinental Hotel New York, NY
Wednesday, November 18, 2009, 10:00 a.m. ET
Webcast: http://www.veracast.com/webcasts/twp/communications09/68102198.cfm

2009 Citi Investment Research Small & Mid-Cap Conference
Citi Conference Center, 388 Greenwich Street, New York, NY
Thursday, November 19, 2009, 3:45. p.m. ET

2009 FBR Capital Markets Fall Investor Conference
Grand Hyatt, New York, NY
Tuesday, December 1, 2009, 9:10 a.m. ET

Bank of America Merrill Lynch 2009 Credit Conference
Crowne Plaza Hotel Times Square in New York, NY, NY
Thursday, December 3, 2009, 2:20 p.m. ET

A copy of the presentation for the conferences will be made available on the Investor Relations portion of www.paetec.com.��

About PAETEC
PAETEC (NASDAQ: PAET) is personalizing business communications for medium and large businesses, enterprise organizations and institutions across the United States.  We offer a comprehensive suite of IP, voice, data, and Internet services, as well as enterprise communications management software, network security solutions, CPE, and managed services.  For more information, visit www.paetec.com.