Since joining the GSMA from Orange and Vodafone, Adrian has built a substantial portfolio of commercial services to improve and support the global mobile ecosystem. GSMA Services help operators, device manufacturers and service providers do business together more effectively, ultimately leading to better customer experiences. Some services are based on the accurate and comprehensive collated TAC data we gather, while others rely on us acting as a data exchange for the common good. We also offer services which underpin important interoperable backend functions, ensuring the mobile ecosystem runs smoothly, such as VoLTE testing and remote SIM provisioning. Currently, our products are grouped around: Device Information, Fraud & Security, Network & Interconnect, eSIM and Blockchain & Roaming.