1. Jeff Bezos who is the founder of Amazon company. He is also the most richest person in the world. He is also the first centi-billionaire. He got Electrical Engineering and Computer Science degree from Princeton University.
Before creating his company Amazon, he worked as an Engineer. But in 1994, he decided to make Amazon. His hard work and experience has now made him a self-made centi-billionaire.
2. Bill Gates who is the founder of Microsoft company. He is the second most richest person in the world. He was also the richest person but Jeff Bezos has replaced him.
Before creating Microsoft, he didn't complete his graduation from Harvard University. His extraordinary work in the field of computer sciences led him to gain the honorary degree.
3. Mark Zuckerburg who was the founder of Facebook. He is the eighth most richest person in the world. He is also the most youngest billionaire in the world. During his Engineering course in Harvard University, he started Facebook for communication of students of Harvard University.
In second year of his Engineering course he was dropped out from University. He expanded Facebook to other schools and universities. In 2017, he was awarded the honorary Degree from Harvard University.