Michael Adams joined Waratek as senior vice president, North America, sales and business development.
Martin Williams hired Kurtis Benson as motion graphics editor; Karli McDonald as media buying assistant; Stephanie Shaw as account director; and Jason Wynne as senior developer.
Voltari hired Bill Lawrence as vice president of engineering.
McCann New York promoted John Mescall to the new role of global executive creative director. Mescall is currently executive creative director of McCann Australia, a position he has held since October 2011.
Michelle Lee was named editor-in-chief of NYLON and NYLON Guys magazines.
Jill Botway has joined Collective as president and chief revenue officer. She joins Collective from Specific Media where she was executive vice president, global sales and marketing.
PK4 Media has hired Sean Booker as senior account executive and Julia Patkowski as sales planner.
Yieldbot named Dorothy McGivney as chief product officer.
OpenDNS named Burt W. Podbere as chief financial officer. He most recently served as chief financial officer of Net Optics.
Talent Partners named Julie Balster to the newly created position of business affairs manager for the company’s European unit.