Horizon Media has promoted KAREN LANGSFELD to vice president, account group head, up from account group head in Horizon’s Los Angeles office. She continues to oversee several of the agency’s gaming and entertainment clients and is supported by a team of account supervisors, account executives, and assistants. Langsfeld joined Horizon in May 2001 from Catalyst (formerly TBS Media) in Los Angeles where she was an associate media director. Prior to that, she was a media supervisor at Seininger Advertising in Beverly Hills and also spent time as a media supervisor at Bozell Technology Group in New York.

After two years, BABAK FARROKH-SIAR has left Carat Los Angeles to join Kovel/Fuller as media buyer where he will work on both network and spot activity for the agency.

Video Monitoring Services (VMS) has promoted NEAL PERCHUK to senior vice president of sales. Perchuk will be responsible for sales and services for VMS' News, Ad Services, and InSight analysis divisions. Perchuk, who has been with VMS since Nov. 2003, previously held the position of vice president of news sales.

JOHN CARTER has joined Ipsos’ consumer products division in New York as vice president. Carter joins Ipsos from A&G Research, where he was a vice president for the past two years. Carter will spearhead a consumer research team built around a roster of leading packaged goods clients.

STEVEN J. VOCI has been appointed vice president of sales at Ripe Digital Entertainment. Voci will oversee the company's funding process and spearhead advertising sales, as it moves toward the launch of RipeTV, a free, ad supported, video-on-demand television network. Previously, Voci served as head of business development for Zentropy.

Interactive marketing firm Rare Method has acquired Cogent Media, a Calgary-based Web site design and marketing company. As part of the transaction, Cogent principals GEOFF PLEWES and TREVOR PADDOCK have joined Rare Method as senior strategists / account managers.

Wilen Media sales manager PAUL CARAVELLO has been promoted to vice president of sales. Caravello will now manage the agency's entire sales division.

MORGAN MCDOWELL has joined blast! PR as a program manager. McDowell is responsible for overseeing strategic public relations programs for the public relations and creative agency’s client roster.

Discovery Network’sJOHN CARROZZA was promoted to senior vice president, advertising revenue and planning, national advertising sales for the network’s U.S. operations. In his new post, Carrozza is responsible for all ad sales proposals submitted to agencies, inventory portfolio management for Discovery’s 14 U.S. networks, and supervision of Discovery’s direct response unit. Before joining Discovery, Carrozza spent 17 years at ABC and Family Channel, most recently with ABC Family Worldwide Inc., where he was executive vice president, sales planning for ABC Family Channel/Disney Kids Network.

MATT PARKER has joined Stein Rogan + Partners as associate creative director, after three years at Digitas. While there, Parker worked on accounts including Best Buy, American Express, AOL, and the NBA. Additionally, JIN KIM, senior vice president, operations for the past three years, is launching the agency’s first West Coast office this month in Los Angeles.