The Martin Agency Hires Karen Costello to Lead Mondelez Account as Executive Creative Director

Costello arrives at the agency from Deutsch L.A.

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The Martin Agency hired Karen Costello as executive creative director, tasking her with leading the agency’s Mondelez account, which includes brands such as Oreo, Chips Ahoy! and Ritz.

“Karen is one of the top creative leaders in the industry. But she is hardly one to brag. So I will for her. She’s already making a huge difference in the place,” said The Martin Agency chief creative officer Joe Alexander in a statement.

“I was drawn to Martin because of their reputation for being great people who do great work,” added Costello.

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