According to Mason and Harrison, business angels are high net worth individuals, who invest their own money, with or without someone else support maintaining a complete unbiased position and no familiar ties, these investments normally take form of equity with the intent of an important return. The common approach is to support new or early stage projects, which are normally the kind of projects a normal venture capitalist's would not support due to high risks to liaison with this type of amateur entrepreneurs entails. The object of this thesis is compacted from their early beginnings to the year 2014, tries to portray the growth of business angels' business, what they did to become the number one option for entrepreneurs, what pushed them to become publicly known and how they managed to be different than venture capitalists.