Minneapolis-based agency Carmichael Lynch announced the addition of Matt Stein as group creative director. Prior to taking on the Carmichael Lynch post, Stein was at Wieden + Kennedy, where he developed brand campaigns at that agency's New York, Portland and Amsterdam offices. ... Seattle-based independent agency Creature hired former Y & R, Irvine CD/art director Steve Cullen as design director. ... Los Angeles-based production company Rockhard Films signed former Anonymous Content director Phil Griffin for spot and music video representation in the U.S. and Canada. ... Hollywood-based production house ka-chew! made several additions to its roster including animation collective Six Point Harness, Seattle-based indie director David Russo, animation director Liz Blazer and VFX supervisor Lochlon Johnston. ... Former Publicis, Seattle senior art director Steven Grskovic joined Hill Holliday as associate creative director. ... After stints at Sound Lounge as executive producer and Fluid as senior music producer, Brad Stratton joined Bang Music in New York as executive producer. ... Los Angeles-based VFX house Moneyshots, which has done client work for TBWA/Chiat/Day and Wieden + Kennedy, Tokyo, changed its name to Digit International. ... Independent healthcare agency Concentric Pharma Advertising promoted Aimee Eastwood to associate creative director, copy.