Learneo, founded in 2006, has raised $492.4 million across Seed, Series A, Series B, Series C, and additional growth financings, achieving a $4 billion valuation. The company’s largest round was a $380 million Series C in 2021 led by TPG. Learneo operates education and productivity platforms including Course Hero, QuillBot, and CliffsNotes, serving millions of users globally. With strong investor backing and expanding AI powered tools, Learneo is positioned for continued growth across digital learning and productivity markets.