John St. adds three, promotes three
John St. of Toronto has promoted Mavis Huntley to director of digital innovation. Ryan O'Hagan has been promoted to director of digital production. Shari Walczak has been promoted to director of brand experience. Nicole Polivka has joined the agency as a digital strategist. She was previously at Taxi. Allison Coggins has also been hired as a digital strategist. She was most recently at Fjord. Malin Holmquist has joined the firm as an art director. She was previously at B-Reel of Sweden.