Dean Graziosi Quick Facts Dean Graziosi became a successful investor at just 16 years of age, buying and selling automobiles. He moved on to real estate and has since generated millions of dollars as an investor. in Public bookmarkswith dean_graziosi_moguldean_graziosi_programdean_graziosi_real_estate Note: Dean Graziosi became a successful investor at just 16 years of age, buying and selling automobiles. He moved on to real estate and has since generated millions of dollars as an investor.