A Dan Harmon/Russo Brothers _ was the name of the joint production company of Dan Harmon, Joe Russo and his brother Anthony. Together they produced "Community" under the Sony Pictures Television studio in partnership with Krasnoff Foster Entertainment. In addition to being executive producers on the show, the trio took on more hands on role on the show. Harmon was the show runner overseeing the day to day production for three consecutive seasons. Joe and Anthony were credited as executive producers and directed a of episodes during the first two years. The collaboration ended once Season Three was over as the Russos left to pursue other projects and Harmon was fired by Sony. Eventually Harmon was rehired to run "Community" for seasons Five and Six without the Russos under the production company name "Harmonious Claptrap".
During Seasons One through Three had a series of rotating vanity cards for Harmon and Russo Bros. production company. One of the cards would appear at the end of each episode "Community". Usually they were recycled in order although it didn't appear that way when episodes were broadcast out of order.