Spent the last 20 years of his entertainment industry career as president of his own banner Seth Willenson, Inc., producing and offering his services as a media and marketing consultant, for many companies including GoodTimes Home Video, Working Title Films, Scholastic Entertainment, Nelvana Films, Paramount Pictures, New Line Cinema, PolyGram, Blockbuster Video, Saul Zaentz, Harry Thomason and The Disney Channel.