Brand MarketingNew Hires at ZehnderBy Adweek Staff|May 3, 2004ShareBy Adweek Staff|May 3, 2004ShareZehnder Communications has installed Stacy Mendoza as an account supervisor. Mendoza joins the shop from another New Orleans agency, Keating Magee, where she held the same position. In addition, Zehnder has hired Adele George and Gretchen Barchak as senior media buyer and media coordinator, respectively. George and Barchak also previously held the same titles at Keating Magee. Adweek Adweek