Michael Dell net worth: Michael Dell is an American business executive and technology entrepreneur who has a net worth of $17.5 billion. Michael Dell is the founder, chairman and Chief Executive Officer of the computer company Dell Inc. Michael knew that he wanted to go into business very early in life. He eventually dropped out of college, where he had been pursuing a medical degree, in order to run his computer repair business. This $1000 venture eventually grew to become Dell, Inc. Dell has been involved with computers of some kind since the age of 7, when he is said to have gotten his first calculator. He quickly discovered a knack for both computers and business – one story has him so adept at selling newspaper subscriptions that as a young high school student he surpassed his teachers in terms of annual income. What would eventually become Dell Incorporated began while Dell was still in college at the Austin campus of the University of Texas, building and selling upgrade kits for personal computers. The business took off and he eventually applied for and received a vendor's license, and began outbidding bigger companies due to his not having to worry about the expenses associated with an actual computer store. From there, it was only a matter of time before Dell Inc. was one of the most popular computer brands around. Much of Michael Dell's net worth comes from his interest his closely-held investment company MSD Capital. Aside from owning a large stake in Dell (reportedly 75%), MSD Capital also owns interests in real estate, private equity, stocks, bonds and more. MSD Capital manages $16 billion in assets, of which roughly $12 billion comes from Michael's own personal fortune.