Barry Quinn, former design creative director at GJP, Jon Finkelstein, former creative director at Henderson Bas, and former director of customer relationship management for Kraft Foods North America Jill Nykoliation have all joined Toronto agency Grip Limited as partners. ... Josh Caplan, who has been freelancing under the JC Advertising moniker, has joined Boston agency McCarthy Mambro Bertino as an associate creative director. Kristen Gaughan, formerly of Hill, Holliday, has also joined the agency as account director on the Jiffy Lube business. ... Video director Darren Grant, formerly of Copper Media, has signed with merge@crossroads for videos and with X-Ray Productions, another Crossroads division, for commercials representation. ... Limp Bizkit frontman Fred Durst, who has shot more than twenty music videos, has signed with Santa Monica production company The Joneses for representation as a commercials director. ... Swiss director Michael Fueter has signed with Santa Monica production company Thomas Winter Cooke for U.S. representation.