David Casem

CEO and Co-Founder

CEO and Co-Founder of Telnyx. A self-taught engineer who studied economics at Swarthmore College, he splits his time between Telnyx's offices in Chicago and Dublin. He founded Telnyx in 2009 with COO Ian Reither, starting with open-source software and an FCC license, and has grown it into a globally licensed carrier operating its own private IP network delivering voice, messaging, wireless and AI capabilities on one platform. He represents Telnyx as a voting member of the North American Numbering Council.