Bregman will be responsible for product technology strategy and product development efforts. He will report to Neustar President and CEO Lisa Hook.
Previously, Bregman served as EVP of product operations at Veritas Corporation, which merged with Symantec in 2005. He also spent 16 years at IBM.
“As the world’s leading provider of network addressing, routing and policy management, Neustar is an attractive destination for today’s top technology talent, ” said Hook. “As Neustar continues to provide these critical services, along with cyber security and data analytics, to network operators, Internet companies, and media companies, having a CTO with Mark’s breadth of experience is a tremendous asset.”