Semperis

Semperis is a cybersecurity company founded in 2017 by Kostadin Kushlev and Peter Karsai, headquartered in New York. The company specializes in identity and access management security, with a particular focus on protecting Microsoft Active Directory environments. Semperis helps organizations defend against ransomware and other threats that target identity infrastructure, providing tools for Active Directory backup, recovery, and threat detection. As a private venture-backed company, Semperis serves enterprises across financial services, healthcare, and other sectors that require robust identity security.