Petra Security

Co-Invested with: Y Combinator

Petra Security is a specialized cybersecurity platform providing best-in-class Identity Threat Detection and Response (ITDR) specifically built for Managed Service Providers (MSPs). Designed to protect Microsoft 365 environments, Petra focuses on rapidly detecting and stopping complex threats such as Business Email Compromise (BEC) and token theft. The platform is engineered to deliver high-speed, accurate incident response and forensics, helping MSPs reduce alert fatigue, minimize manual workload, and provide enhanced security visibility for their clients.

Cooper Edmunds is a highly technical founder and software engineer with a deep-rooted focus on building scalable web solutions and solving complex system vulnerabilities. Originally from Raleigh, North Carolina, Cooper began his path as an engineer at Duke University, where he was selected as an prestigious A.B. Duke Scholar. He graduated with dual degrees in Computer Science and Philosophy, a combination that heavily informs his approach to designing technologies with both rigorous technical logic and strategic user impact. An entrepreneur from his university days, Cooper has a proven track record of identifying everyday modern friction points and engineering direct solutions. While at Duke, he actively contributed to the regional tech ecosystem on the HackDuke planning team and co-developed and launched a dedicated ridesharing application for the student body. He also spent time studying philosophy and economics at Oxford University. With a diverse technical interest spanning software engineering, financial technology, and systems infrastructure, Cooper brings an adaptive, builder-first mindset to modern tech challenges.