Dentsu Aegis performance marketing agency Merkle has appointed Phil Yamamoto to President of its Response Management Group. Yamamoto succeeds Bill Sayre who was promoted to CEO in March. Merkle RMG focuses on the nonprofit, government, and commercial sectors. The unit now has more than 640 employees and over 200 clients. Yamamoto most recently served as executive vice president at Hungry Harvest where he had various responsibilities including strategic operational planning, cross-functional leadership, new market development, vendor management, and supplier engagement. Earlier Yamamoto held senior positions  at Nutrisystem, SweetWorks Confections, and Ready Pac Foods.

Alejandro Di Trolio departs Good Rebels to joins Cheil Worldwide as Executive Creative Director, Spain. Reporting to Worldwide Spain CEO Kelly Kim, Di Trolio will lead the Creative Department with responsibility for key accounts including Samsung, Hankook and Carrefour. He is also tasked with boosting the agency’s digital capabilities by further integrating the creative side with data and technology.