Agency.com, New York appointed former EVB ACD Ben Abramowitz as creative director on the Mars account. ... Holllywood entertainment marketing firm Trailer Park named Rick Eiserman to the position of CEO. Eiserman had formerly been North American managing partner at Young & Rubicam Brands. ... Chicago independent agency Tangible Worldwide named former Tribal DDB art director Daran Redenbaugh as associate creative director. ... Santa Monica VFX studio Method promoted senior producer Lisa Houck to executive producer and hired former Sway creative Leighton Greer as head of production. ... Epoch Films signed music video director collective Collision, which has done work for bands including Radiohead and The Killers, for U.K. commercials representation. ... Mike Sullo has been named head of production at New York firm Eyeball after serving as senior producer for the past six months. ... Eve Kornblum was promoted from executive producer to director of content production at Deutsch, New York. ... Motion graphics designer/animator Kyle Shoup joined Chicago-based Lift Motion Design. Shoup arrives from Cincinnati studio Lightborne. ... Director Erick Ifergan signed with production company Villains for exclusive U.S. spot represenation. ... tight films welcomed directors Danny T and Jeremy Russell for exclusive U.S. spot representation. ... Producer Kimberly Abels joined New York-based creative studio Thornberg & Forester. ... Editor Keith Olwell and executive producer Elizabeth Kiehner launched Proton Studio, a full-service, New York-based editorial outfit that also includes sound design and finishing services. ... St. Louis digital agency Ngage added Eammon Azizi as senior copywriter. ... New York-based editorial and VFX/motion design shop Version2 announced its partnership with CG animation and VFX shop Special Branch, forming Special Branch@V2.