💰Bill Zanker Net worth: $20 Million
The site has been supported by Donald Trump who personally supports projects and was used by Adam Carolla to raise $1 million for his movie Road Hard. Zanker founded The Learning Annex in 1980 and sold it in 1991. He stayed on with the company as a consultant until 1997 and became the owner of all Learning Annex Properties in 2001 when he bought out his partners. He founded a chain of stress reduction stores called The Great American BackRub in 1993 and sold it in 1997. Zanker started BrainFuel.com in 1998 and sold it for $9 million in 1999. He started the website OneMinuteU in 2007 and also co-authored a book with Donald Trump called Think Big and Kick Ass in Business and Life.