Roll Call: CNN, IMAX, Porsche, and More

VP of PR for CNN Worldwide Nigel Pritchard has announced he will be retiring after 15 years with the company and more than 28 in broadcast media. Lauren Cone, a senior publicist with the organization, will be taking on the majority of the duties Pritchard leaves behind. And Bridget Leininger, director of PR for CNN in Atlanta, will be head of the PR function for TV programming.

Marc de Grandpre has been named the CMO of IMAX, The Hollywood Reporter writes. De Grandpre will lead the efforts to bring 3D viewing into the home through a partnership with Discovery. He was previously CMO of Qualcomm’s mobile commerce brand, Firethorn.

Nick Twork has been named manager of product comms for Porsche North America. He will lead product-related media activities for the company in the U.S. He was previously as GM where he managed PR for Cadillac. In addition, Gary Fong has been named product experience manager and Dave Engelman has been appointed media relations manager.

Brandon Perlman has been appointed director of marketing strategy for Hearst Magazines Digital Media (HDM). He will be responsible for strategic marketing proposals, collaborating on editorial integrations, and partnerships. He’ll report to Laura Schooling, director of marketing services.

Matt Cluny has joined the AP as director of marketing for the Americas. He will work with  the director of marketing for Europe, the Middle East, Africa and Asia, Julia Howe on an integrated global marketing strategy for a variety of initiatives including eBusiness and global video. He was previously a marekting specialist at American Express.

Sage Communications has promoted Duyen “Jen” Truong to VP of PR. She will expand the firm’s government practice and work with clients including federal government agencies, government contractors, and commercial technology providers. She was previously an account director at the firm.