Harpo Productions (also referred to as Harpo Studios) is a multimedia production company founded by Oprah Winfrey and is based in Chicago, Illinois. It is the most successful production company in daytime talk, producing The Oprah Winfrey Show, The Dr. Oz Show, and The Nate Berkus Show, as well as having developed Dr. Phil and Rachael Ray. In addition, Harpo creates and produces original television programming for broadcast, syndication and cable. Most recently, Harpo Productions produces shows for OWN: The Oprah Winfrey Network including Super Soul Sunday, Oprah Prime, Iyanla: Fix My Life, Where Are They Now, among others.