Mark Woollen and Michael Greenfeld are both in the business of creating film trailers â the two-and-a half minute edited teasers that promote upcoming feature films. Woollen is the founder of Mark Woollen and Associates and their recent movie trailers include About Schmidt, Pianist, Antwone Fisher and The Ring. Greenfeld is partner and co-CEO of Antfarm. Recent Antfarm campaigns include Chicago, Lord of the Rings, The Two Towers, Catch Me If You Can and Harry Potter and The Chamber of Secrets. The Golden Trailers Awards were held last week.