Angel Investors also called informal investors, angel funders, private investors, seed investors or business angels - are generally affluent individuals who inject human and financial capital into startups and early staged businesses in exchange for ownership equity or convertible debt.
Crowd Investors are the capital component for crowdfunding projects. Crowdinvesting offers "retail investors" a chance to invest a relatively small amount of capital in exchange for an equity stake in startups, small businesses and local projects.
Entrepreneurs / Innovators develop new designs, products & processes to execute on ideas about making things work differently. They are risk takers & conservative, educated & non-educated, but definitely attracted to change & new experiences. Followed by early adopters.