Private investors can be categorized into several types:
1. Angel Investors: Individuals who invest their own money, usually in the early stages. 2. Venture Capitalists: Firms or individuals that invest in startups with high growth potential, often at later stages. 3. Family Offices: Private wealth management entities that invest on behalf of high-net-worth families. 4. Crowdfunding Investors: Individuals who invest small amounts of money through crowdfunding platforms.