2. Thomas Alva Edison

Vision: To enlighten the world

Achievement: Modern Electric Bulb

The great inventor and entrepreneur started his career as a telegraph operator in the nineteenth century. When there was no buzzing sound of electricity in the world Edison designed the electric grids, bulb and many other electric products, marketed them and built his great entrepreneurial career. “Within fifty years of Edison introducing the electric grid, gas light was all but forgotten, and electricity emerged as the power source for the masses,” reports Objective Standard.

3. Bill Gates

Vision: A world run by computers

Achievement: Microsoft

The founder of the pioneer computer product manufacturing company Microsoft, Bill is one of the most recognizable faces in the world. He started his entrepreneurial career by founding the company with partner Paul Allen. He dropped out of Harvard before Microsoft because he just could not bring himself to go to class.