CableMatrix

PacketCable Multimedia policy-server vendor Cable Matrix has named Barry Harden vice president, business development and sales. He had most recently served as sales director for Internet- protocol video startup Exavio Inc.

Comcast

Rachel L. Cohen has joined Comcast Corp. as director, public policy and external affair. She had served on the campaign-leadership teams for Philadelphia Mayor John Street and U.S. Congressional candidate Joe Torsella.

CMC

The Comcast Media Center has tapped Vicki Wember as director of content development. She comes from Comcast Cable Communications Inc.’s West division, where she was director, video product management.

Conexant

Conexant Systems Inc. has elevated J. Scott Blouin senior vice president and chief financial officer. He had been senior VP and chief accounting officer.

Court TV

Court TV has named Megan Gormley director, advertising sales in the Detroit DMI. She had been an ad sales account executive.

Also, Erika Fausthas joined Court TV as senior director, business development in the strategy and business-development department. She comes from iVillage, where she was VP of marketing and distribution.

Ensequence

ITV authoring-tools provider Ensequence has named Tom Miller Eastern regional sales manager and Eric Feinstein Eastern regional technical sales engineer. Also,Kari Minton was named vice president, finance and Belinda Adkisson was made vice president, marketing communications.

Fox Sports Net

Fox Sports Net Southwest has tapped Emily Jones as weekend anchor and weekday reporter on the Southwest Sports Report. She comes from KCBD-TV in Lubbock, Texas, where she was sports director.

mtvU

Ross Martin was named vice president of programming at 24-hour college network mtvU. He joins the network after launching film and television company Plant Film.

Multiband

Myrna Hoekstra was named president of Multiband’s Business Solution Division.

PWC

Randal Vallen was named leader of the Southern California Assurance and Entertainment, Media and Technology practice at PriceWaterhouseCoopers LLC. He had been office managing partner in Arizona and Nevada.

Science

The Science Channel has named Steve Burns executive producer. He had been working for the network on a contract basis as a writer, producer, supervising producer and executive producer.

Sony Pictures

Sony Pictures Television has elevated John Weiser to president, distribution, overseeing all domestic sales operations. He had been executive VP.

Starz Encore

Starz Encore Group LLC has elevated William Hoagland to vice president, product management. He had been group director, responsible for subscriber and revenue growth within the cable and satellite divisions.

Also, Doug Hartling was promoted to group director, affiliate marketing. He had been director.

Finally, Starz Encore tapped William Brovsky as vice president, tactical marketing. He was VP, sales and marketing at Western Integrated Networks LLC.

Time Warner Cable

Time Warner Cable has named Pam McDonald its vice president, public affairs for the Cincinnati Division. She was director, government relations.

Viamedia

Cable TV ad rep Viamedia has tapped Dick Antonelli as general manager for the Cleveland market. He comes from Time Warner Cable, where he most recently managed various South Carolina properties for the MSO.

Vonage

Vonage Holdings Corp. has named Louis Mamakos chief technology officer. He comes from Hyperchip Inc., where he held various technical engineering and architecture roles and served as a technical consultant to the president and CTO.