Critical Mass, Chicago hired John Andexler as creative director, Rina Mallick as ACD and Vanessa Donley as an art director. ... Avenue A | Razorfish, Philadelphia promoted Ron Wessels to creative director. ... Ogilvy & Mather, Shanghai creative partner Kenny Choo was named ECD of Ogilvy, Philippines. ... Modernista! Amsterdam imported creatives from its Boston headquarters including art director Nate Naylor, interactive AD Anita Johnson and Flash designer/AD Geoff Lillemon. ... Andrew McCartney was named managing director of Tribal DDB, Toronto. ... HSI, London signed directing duo Laurence Easeman and Scott Jones, aka BadFormat!, to its music video roster. ... Director David Lodge joined Toronto-based production company The Corner Store for Canadian representation. ... Spy Films signed DP-turned-director Mattias Montero. ... Editor, compositor and VFX artist Mark Repasky joined the creative staff of New York-based Broadway Video Entertainment. ... Interactive production company Firstborn promoted producer Will Russell to the post of studio director. ... BBH launched its Mumbai office with Priti Nair, Subhash Kamath and Partha Sinha serving as managing directors.