History Making Productions is a film and video production studio located in Philadelphia. Known for character-driven history documentaries, original music, and scholarship, HMP has received more than two dozen Emmy Awards for its inclusive approach to history and current events. Formed in 2008 by civic leader Sam Katz and his son Philip Katz, the studio has produced over 200 films and videos on subjects ranging from architecture, baseball, and civil rights to philanthropy, religion, and science.