Context : Iron Man 3 (stylized onscreen as Iron Man Three) is a 2013 American superhero film featuring the Marvel Comics character Iron Man, produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures.1 It is the sequel to 2008's Iron Man and 2010's Iron Man 2, and the seventh film in the Marvel Cinematic Universe. 
Subject : Iron Man 3 
Relation : production company
What production company was involved in Iron Man 3?