From Bulbapedia, the community-driven Pokémon encyclopedia.
John Siegler was a music director at 4Kids Entertainment from 2000 to 2009 who has written and arranged several of the English opening themes; he also co-produced the Pokémon Live! show with John Loeffler. He has also done work for other cartoon series.
Siegler has written the lyrics of the following songs:
Siegler has also co-produced and/or arranged the following songs: