Michael Tremain Sinterniklaas (born August 13, 1972) is an American voice actor, ADR director and script writer who has provided voices for a number of English-language versions of Japanese anime films and television series, as well as video games and cartoons. He has worked for Studiopolis, Funimation, 4Kids Entertainment, Central Park Media, Bandai Entertainment, Viz Media and Media Blasters. He is the founder and owner of NYAV Post, a Bi-coastal studio located in New York City and Los Angeles, which dubbed many different anime titles and recorded several original prelay works.
He is best known for his roles as Leonardo in 2003 series of Teenage Mutant Ninja Turtles and Dean Venture in The Venture Bros.
The Venture Bros.: Radiant Is the Blood of the Baboon Heart
Dean Venture (voice)
2023
Star Wars: Young Jedi Adventures
0G-LC (voice) · (2 episodes)
2023
Star Wars: Young Jedi Adventures
Milk Man (voice) · (1 episode)
2023
Star Wars: Young Jedi Adventures
Locc (voice) · (1 episode)
2023
Star Wars: Young Jedi Adventures
OG-LC (voice) · (1 episode)
2023
Yasuke
Iga General / Nobukatsu (voice) · (1 episode)
2021
LEGO Monkie Kid
Goldfish Demon · (1 episode)
2020
LEGO Monkie Kid
Ao Lie (voice) · (1 episode)
2020
Hanazuki: Full of Treasures
Mazzadril / Orange Hemka / Pink Hemka
2017
OK K.O.! Let's Be Heroes
Hero · (1 episode)
2017
Hanazuki: Full of Treasures
Purple Hemka · (35 episodes)
2017
Care Bears and Cousins
Funshine Bear · (6 episodes)
2015
Teenage Mutant Ninja Turtles: Cowabunga Christmas
Leonardo (voice)
2015
Friends: Dolphin Cruise
Andrew (voice)
2013
Once A Loser
Cam Dean
2013
Care Bears Totally Sweet Adventures
Funshine Bear (voice)
2013
Care Bears: Welcome to Care-a-Lot
Funshine Bear (voice) · (26 episodes)
2012
Care Bears: Welcome to Care-a-Lot
Birthday Bear (voice) · (1 episode)
2012
Care Bears: Welcome to Care-a-Lot
Bedtime Bear (voice) · (1 episode)
2012
Care Bears: Welcome to Care-a-Lot
TV Announcer (voice) · (1 episode)
2012
Answer This!
Umlatt the Flunkie
2011
Robotomy
(10 episodes)
2010
Turtles Forever
Leonardo (voice)
2009
Speed Racer: The Next Generation
(52 episodes)
2008
Idiots and Angels
Mystery Guy (voice)
2008
Kappa Mikey
Mikey Simon (voice) · (53 episodes)
2006
G.I. Joe: Sigma 6
(26 episodes)
2005
The Venture Bros.
Dean Venture (voice) · (81 episodes)
2004
Winx Club
Riven · (78 episodes)
2004
Flesh for the Beast
Martin Shelley
2003
The Fight for the Fox Box
Leonardo (voice)
2003
TMNT: Things Change
Leonardo (Voice)
Teenage Mutant Ninja Turtles
Leonardo (voice) · (154 episodes)
2003