Kleiner Perkins is an American venture capital firm specializing in investments in early-stage, growth, and incubation companies. Founded in 1972, the firm has backed over 900 ventures since its inception. Kleiner Perkins is headquartered in Menlo Park, California, and has offices in San Francisco and Shanghai. The firm actively seeks new investments across various sectors, including enterprise software, consumer, healthcare, fintech, and hard tech.
The firm's key personnel include Brook Byers (Founder) and John Doerr (Chairman & Founder). Mamoon Hamid (Partner) and Ilya Fushman (Partner) have taken on leadership roles, influencing the firm's strategic direction and focus. Kleiner Perkins has a history of early investments in companies like Amazon, Google, Netscape, Robinhood, UiPath, Duolingo, and Twitter. Recent investments include Garner (10-Feb-2026), Lotus Health AI (03-Feb-2026) and Waymo (02-Feb-2026). In June 2024, Kleiner Perkins announced two new funds totaling $2 billion: KP21, an $825 million fund for early-stage companies, and KP Select III, a $1.2 billion fund for high-inflection investments.