Ascent Media Corporation (“Ascent” or the “Company”) (Nasdaq: ASCMA) announced today that it will host a conference call at 1:00 pm ET on Monday December 20, 2010 to discuss the Company’s recent acquisition of Monitronics International (“Monitronics”). Ascent may discuss its’ and Monitronics’ historical financial performance and make observations regarding its’ outlook. Participating on the call will be Ascent’s Chief Executive Officer, Bill Fitzgerald; Monitronics Chief Executive Officer Mike Haislip and Monitronics Chief Financial Officer, Mike Meyers. To access the call please dial (888) 753-4238 from the United States, or (706) 643-3355 from outside the U.S. The conference call I.D. number is 33278208. Participants should dial in 5 to 10 minutes before the scheduled time and must be on a touch-tone telephone to ask questions. A replay of the call can be accessed through January 3, 2011 by dialing (800) 642-1687 from the U.S., or (706) 645-9291 from outside the U.S. The conference call I.D. number is 33278208. The call will also be available as a live webcast which can be accessed at Ascent’s Investor Relations Website at http://www.ascentmediacorporation.com/Investor-Relations.aspx. A slide presentation with additional information about Monitronics and applicable non-GAAP measure reconciliations will also be available on Ascent’s website during the call. About Ascent Media Corporation Ascent Media Corporation is a holding company and owns 100 percent of its operating subsidiaries, which include Monitronics and Ascent Media Group, LLC (“AMG”). AMG is currently engaged primarily in the business of providing content and creative services to the media and entertainment industries in the United States, the United Kingdom and Singapore. AMG Transactions On November 24, 2010, Ascent announced the execution of a definitive agreement to sell the Creative Services and Media Services businesses of AMG to Deluxe Entertainment Services Group Inc. for aggregate net cash consideration to Ascent of approximately $68 million, subject to adjustment. The sale of the Creative Services and Media Services businesses to Deluxe is expected to close on or about December 31, 2010. On December 3, 2010, Ascent announced execution of a definitive agreement to sell the Content Distribution business of AMG to Encompass Digital Media, Inc. for aggregate net cash consideration to Ascent of approximately $113 million, subject to adjustment. The sale of the Content Distribution business to Encompass is subject to shareholder and regulatory approval, and is expected to close on or about February 28, 2011.