Arto Nieminen is a Finnish voice actor who provides voices for the Finnish dub of Thomas & Friends, He joined the voice cast of Thomas & Friends in King of the Railway onwards.
Other Finnish dubbing credits include "Transformers Animated", "Transformers Prime", Meowth in "Pokémon", Mr. Turner in "The Fairly OddParents", Mojo Jojo in "The Powerpuff Girls Movie", J. Jonah Jameson in "Spiderman the Animated Series", "Top Cat", Inspector Gadget in "Inspector Gadget", and many more.