Heyday Films
(founded 1996)
IMDb; TV Tropes; Wikipedia

Barbie (Warner Bros.)
Gravity (Warner Bros.)
Harry Potter and the Philosopher's Stone (Warner Bros.)
Harry Potter and the Chamber of Secrets (Warner Bros.)
Harry Potter and the Prisoner of Azkaban (Warner Bros.)
Harry Potter and the Goblet of Fire (Warner Bros.)
Harry Potter and the Order of the Phoenix (Warner Bros.)
Harry Potter and the Half-Blood Prince (Warner Bros.)
Harry Potter and the Deathly Hallows - Part 1 (Warner Bros.)
Harry Potter and the Deathly Hallows - Part 2 (Warner Bros.)
I Am Legend (Warner Bros.)
Paddington (StudioCanal / The Weinstein Company)
Paddington 2 (StudioCanal / Warner Bros.)