We are the industry recognised leading association the global ecosystem facilitating interoperable devices, networks and services, enabling reliable and secure wireless communications. GCF’s solutions cover 5G, 5G NR, 4G LTE, NB-IoT, LTE CAT-M1, oneM2M, eSIM, and legacy technologies. Smartphones, modems, IoT chipsets and modules and more can be certified through GCF processes, ensuring seamless connectivity. The GCF philosophy of “Test Certify Connect” provides confidence in device interoperability and delivers immeasurable value to the billions of customers worldwide who use a GCF certified device.