iHeartMedia hired Kenny Day as senior vice president, political sales and strategy.

NBCUniversal promoted Ari Perler to senior vice president, research & strategy, NBCUniversal Television & New Media Distribution, U.S. & Canada.

Starz hired Jeffrey A. Hirsch as president of global marketing and product planning, a new position. Hirsch will oversee the development of new Starz products and services for the company's current and prospective new distributors, both domestic and abroad. He most recently served as executive vice president and chief marketing officer, residential services at Time Warner Cable.

EVC Group hired Vincent I. Perrone as account supervisor.

Enso hired Catherine Nieves as a senior digital producer.

Tracx hired Bennett Theimann, the former CEO of Mojiva, as chief financial officer.

MEC promoted Bruce Kiernan and Zsuzsa Szemere to performance marketing practice lead and digital strategy practice lead, respectively. Kiernan will be responsible for delivering performance marketing strategies for clients while expanding the agency's data and audience planning capabilities. He previously served as senior director of programmatic, leading all programmatic strategy for client AT&T. Szemere will lead MEC's Digital Strategy team, streamlining communications with senior clients as well as shareholders to deliver integrated media plans. She has more than 14 years of media experience, most recently leading digital for clients IKEA and Tiffany & Co. Previously, Szemere held digital roles at …

Two by Four hired Matt Scholes as senior vice president, director of strategy and media. Scholes will serve on the agency executive management team and head strategic development in both Chicago and Chattanooga offices, reporting to David Stevenson, president and executive creative director of Two by Four. In previous roles, Scholes served as executive vice president for Leo Burnett in Chicago, where he led the agency's global relationship with Kellogg, a role he had also held for several years at JWT. While at McCann WorldGroup, he led the agency's global relationship with Nestle. "We are thrilled to welcome Matt to …