John Mateer

John Mateer. Actor: John Mateer's 'METRONOME'. John Mateer is a filmmaker from New York City. He owns and operates Riot Motion LLC (post-production company) & RMStudios (production company) out of the East Village in Lower Manhattan. In August of 2022, Mateer launched RMStudios, a subsidiary of Riot Motion LLC that would focus primarily on the production of original creative works.