Los Angeles-based Bravo Zulu has signed Roxanne Artesona and Jeff Bowman of Roxanne & Co., New York, to handle East Coast representation for directors John Mastromonaco and Patricia Murphy….Duck Soup Studios, a Los Angeles shop specializing in traditional cel animation, computer animation and motion graphics, has secured Lori Benson and Rich Schafler of New York-based Benson/Schafler Artists Management to cover the East CoastA.Independent reps Rebecca Reber and Brooke Covington of Reber Covington, Los Angeles and San Francisco, have signed London-headquartered Stink for stateside representation on the West Coast, and in Texas, Minneapolis and Detroit. Stinks roster includes directors James Brown, Doug Foster, Laurence Hamburger, Trevor Melvin, Nick Woods and Ivan ZachariasA.Dallas-based Big Fish Films has signed director Luis Argueta for Southwest representation (excluding Houston, where he is repped by Rio Bravo Pictures); Argueta continues to maintain his New York-based Morningside Movies, through which he directs general market and Hispanic spots in New York, California and Florida, as well as in Mexico, Central America and Puerto Rico….DPs Ron Fortunato and Anthony Hardwick have signed with Sherry Rousso Associates, New York, for national spot representation….