MTV Networks has named Hank Close President of U.S. Ad Sales. Close, who was formerly Executive Vice President, Ad Sales, MTVN Music/Comedy/Logo Group, will be responsible for managing MTVN's entire U.S. sales organization across all of the company's brands. Close will continue to be based in New York City and report to Michael Wolf, President and COO, MTVN.

http://sev.prnewswire.com/entertainment/20060830/NYW10730082006-1.html
http://www.mtv.com

The Handleman Company, one of the largest distributors of music and video game hardware and software to retailers in the U.S., Canada and the U.K., announced on Thursday that President and COO John Beeder has resigned. The company said a disagreement with Beeder -- who had held the position for just over a month -- over its decision to enter the greeting card business led to a mutual agreement for him to step down. Handleman chairman and CEO Stephen Strome will assume Beeder's responsibilities.

http://biz.yahoo.com/prnews/060831/deth011.html?.v=62
http://www.handleman.com

Multicast Media Technologies, an Atlanta-based provider of Internet broadcast products and services, has named Jim Byrne as its Vice President of Product Development and Strategy. Prior to joining Multicast, Byrne was employed at VitalStream, a California-based audio/video-focused content delivery network.

http://www.multicastmedia.com/pressreleases/20060828a.aspx
http://www.multicastmedia.com

Extreme Networks, an ethernet-infrastructure company, has appointed Mark Canepa to President and Chief Executive. Canepa succeeds Gordon Stitt, who was named chairman.

http://www.extremenetworks.com/aboutus/pressroom/releases/pr08_30_06.asp
http://www.extremenetworks.com

ZipRealty, online real-estate brokerage firm, named Richard Sommer Chief Executive Officer. Sommer was previously CEO of HomeGain.com. Sommer succeeds Eric Danziger, who left the company earlier this year.

http://www.ziprealty.com/about_zip/news/article_detail.jsp?id=22758&type=press
http://www.ziprealty.com