Brian Bernier, formerly of Allen & Gerritsen, joined Boston's PJA Advertising and Marketing as associate creative director. ... Jeff Elmore has been promoted to audio producer at charlieuniformtango of Dallas ... Identity added director Jeff Labbé, a former advertising creative, to its roster. ... The Martin Agency promoted Mike Lear from senior copywriter to associate creative director. ... Creative production studio Buck signed Lynn Mutchler of MutchReps for mid-west commercial representation. ... David Johnson, formerly of BBDO/New York joined Baltimore's TBC Advertising & Public Relations as a senior member of the agency's creative team. ... Cathy Brittihgham and Joanne Morris of Catalina Reps were hired by Washington Square Films to represent the company in the Texas market. ... Philadelphia-based independent agency Red Tettemerhas hired Rachel Timmerman, formally of Crispin Porter + Bogusky, as creative media strategist.