Mackenzie is an Emmy-nominated producer and director, best known for her work on the critically acclaimed Orphan Black and the Emmy-nominated Snowpiercer for TNT/Netflix. As President of The Donaldson Company, she has produced award-winning films, series, and documentaries, including Citizen Bio (Showtime) and The Abnormal Beauty Company (2025). Her latest feature, All the Lost Ones, was released in theatres and on Paramount+ Canada, with a US release set for Spring 2025. Most recently, Mackenzie has joined global television studio Blink 49 as Vice President Scripted Television bringing over 10 years of experience and her slate to the company.