4Kids Entertainment is an American production company that specializes in television shows and films geared towards children. They also own the 4Kids TV programming block that is shown on Fox and the CW. Aside from producing their own television shows, they also obtain the licenses for foreign television programs, most notably anime shows like Pokémon, Yu-Gi-Oh! and Shaman King.
4Kids handled the production management, dubbing and distribution for the G.I. Joe: Sigma 6 animated series. It is their logo that is seen at the end of every episode of that G.I. Joe series.