Think entrepreneurship is all about fast cars and flashy suits? Think again. The most successful entrepreneurs have some distinctive traits in common, and not all of them loveable. Statistically speaking, most entrepreneurs aren’t successful: data shows that some 80 percent of entrepreneurial ventures fail.

So what is it that makes those remaining 20 percent successful (and by successful, I mean empire builders who took an idea and grew it into a profitable business with multimillion-dollar revenue, strong market presence, and a sizeable workforce)? You’ll generally find they possess these key personality traits: