Prelude Security

Prelude Security is a cybersecurity company focused on endpoint security, offering continuous security control monitoring and validation against adversary tactics and techniques. The company serves security operations, IT, and risk management teams by providing ongoing visibility into control coverage, configuration, and compliance. Prelude has received investment from Brightmind Partners, Sequoia Capital, Insight Partners, and CrowdStrike, and has been selected by customers such as Lemonade. As of September 2025, the company announced an additional $16M investment to build the next generation of endpoint security.