Gregory Gundelfinger

  • 3rd Oct 2025

Gregory Gundelfinger is the founder and CEO of Telna, the world’s largest provider of cloud-native, programmable eSIM connectivity.

A skilled lawyer and serial entrepreneur, he recognized eSIM’s potential early on, driving its evolution into a fully virtualized, dynamic platform that digitizes mobile networks and enables seamless, multi-network coverage worldwide. Under Gregory’s leadership, Telna serves both travel and IoT markets as a B2B provider, offering managed services to MVOs, MNOs, and CSPs, and has transformed roaming into a flexible, borderless platform. Gregory’s product-focused, technology-obsessed approach continues to redefine global connectivity.