Jeremy Dawkins joined the New York office of Brandimage - Desgrippes & Laga as executive creative director. ... Pittsburgh-based agency Smith Brothers hired Joel Dinkel and Jason Head as interactive designer and HTML developer, respectively. ... RSA, London signed director James Copeman to its roster. ... New York-based production company Madison Park Pictures signed directors Michael Sucsy, Vincent Jerome and the team of Lucas blank to its roster. ... Santa Monica-based editorial firm Cake signed feature film editor Zach Staenberg to its roster. ... French animation duo Zurich 29 join Coy! Communications for U.K. representation. ... New York-based music house audioEngine added mixer Rob DiFondi to its staff. ... New York-based editorial boutique Northern Lights hired Robin Hall as executive producer. ... Bi-coastal firm 89 Edit welcomed award-winning editor Susan Munro to its Los Angeles office. ... New York-based VFX studio Click 3X signed compositor/motion designer JD Yepes to its roster. ... Independent shop The Ad Store promoted Brian Flatow to president of its New York office. ... Sandwick Films founder and former executive producer Bill Sandwick has launched a new production venture with Crossroads called Sandwick.