Nextreg

Hadrius is a New York–based SaaS company founded in 2023 by Thomas Stewart, Som Mohapatra, and Allen Calderwood. The company builds AI software that automates regulatory compliance tasks for financial firms, helping them meet requirements from regulators like the SEC and FINRA. Its platform consolidates compliance workflows such as marketing review, employee trading oversight, communications monitoring, and audit reporting into a single system, reducing manual work and improving regulatory visibility