Scott Matik joined Odyssey as vice president of east coast sales in the New York City office.

Surface Media named Stephen Pulvirent as executive digital director. Pulvirent joins Surface from Bloomberg, where served as associate editor.

Gage promoted Tony Rivera to project manager, and named Kara Nyberg as engagement manager, Brandon Simondet as tech lead and Philip Moorjani as senior front end developer.

Valassis Digital named James McWilliams as the executive director of the newly formed Client Success team in New York and Sara Jay-Esposito as an account manager.

Collab named Eric Jacks as chief strategy officer.

Saatchi LA named Mike Cooperman as director of public relations and Romina Bongiovanni as director of earned media.

Ogilvy & Mather London (O&M London) named Mick Mahoney as chief creative officer to lead the agency's creative output across its client portfolio in the UK. He will report to CEO, Charlie Rudd. Mahoney, most recently executive creative director at RKCR/Y&R, previously worked as executive creative director at Havas Worldwide London. Prior to that, he was creative director at BBH London, where he worked with Rudd. Mahoney has created work for brands like Vodafone, Land Rover, Unilever and Johnnie Walker. He has won more than 150 industry awards, including a Cannes Grand Prix, 4 Gold Lions, 6 Silver Lions, a …

Leo Burnett USA named Marcello Magalhaes as chief strategy officer. Magalhaes most recently served as a partner and vice president of strategic planning at Leo Burnett Tailor Made in Sao Paulo. In his new position, Magalhaes will partner with Leo Burnett CEO Rich Stoddart to drive the strategic direction of the U.S. agency and oversee the agency's strategy department. He will also serve as the global strategy lead on McDonald's and work across the agency's portfolio of clients. In Sao Paulo, Magalhaes worked with brands including Samsung, Fiat-Chrysler (FCA), Brasil Kirin, Carrefour, Disney and Jeep. He succeeds Mick McCabe, who …

Publicis Worldwide named Mick McCabe as global chief strategy officer. He was previously chief strategy officer of Leo Burnett USA. McCabe joins the agency in March and will be based in Publicis Worldwide's New York office. He replaces Dylan Williams, who is leaving Publicis Worldwide to pursue new entrepreneurial ventures. McCabe will also be part of the Publicis New York management team. He will work closely with Carla Serrano, former chief strategy officer and newly appointed CEO of Publicis New York and Andrew Bruce, CEO of North America. McCabe has been with sister Publicis Communication agency Leo Burnett since 2012, …

Deutsch named Trevor O'Brien as Partner, chief technology officer in New York, and promoted Pam Scheideler to partner, chief digital officer in LA. O'Brien will report to Winston Binch, chief digital officer, and to NY CEO, Val DiFebo. He will lead the office's technology team, working across all accounts. In addition to client work, O'Brien will focus on building partnerships and new ventures with the tech start-up communities in both New York and Silicon Valley. Most recently, O'Brien was co-founder and technologist at The Experiment, a small design and technology studio. "I'm extremely excited to be part of the Deutsch …