From Bulbapedia, the community-driven Pokémon encyclopedia.
Michael Sinterniklaas (born 13 August 1972), also credited as Mike Sinterniklaas and Michael Tremain, was a voice actor who portrayed characters in the English dub of the Pokémon anime.
Michael Sinterniklaas is the founder of NYAV Post, a recording studio located in New York and Los Angeles. Among the studios clients are 4Kids Entertainment, Bandai Visual - Sunrise, World Leaders Entertainment and Nickelodeon.
Sinterniklaas has been playing voices on Pokémon since the middle half of Master Quest. His most prominent role was that of Jessie's Seviper until Season 9 when 4Kids gave up their dubbing license.
Voices on Pokémon
Other non-Pokémon roles