American businessman Dave Rife has an estimated net worth of $100 million in 2012. Most of his fortune is amassed from serving as the Assistant Vice President for White Castle System, Inc.

Dave Rife started working for White Castle System, Inc. at a young age. He is one of the members of the family that owns and operates the company which was founded in 1921 in Wichita, Kansas. The White Castle System is considered as the first ever fast-food hamburger chain in America. Currently, he is a part of the executive council of White Castle System Inc. Currently based in Columbus, Ohio, the business operates in over 400 restaurants set in 12 states.

In addition to being a businessman, Rife has also appeared on Undercover Boss in one of its episodes.