<P> The tournament was originally the Arizona Open , but was known for most of its history as the Phoenix Open until the investment bank Friedman Billings Ramsey became the title sponsor in October 2003 , and it was known as the FBR Open for the next six editions . Waste Management began its sponsorship in 2010 . </P>
who sponsored the phoenix open before waste management
the investment bank Friedman Billings Ramsey