Workplaces can often make the best comedies because sometimes they are THAT crazy.
http://www.ranker.com/list/the-best-workplace-comedies-of-all-time/dee123,
Office Space
Pushing Tin
Swimming with Sharks
The Apartment
The Curse of the Jade Scorpion
The Devil and Miss Jones
The Devil Wears Prada
The Paper
The Shop Around the Corner
Horrible Bosses