Most people don’t think about what’s happening when they fly. You board a flight, fasten your seatbelt and trust that you’ll arrive at your destination. But every journey relies on an invisible web of cooperation that stretches across Europe and beyond.

This week we said a bittersweet adios to FerroNATS, the pioneering Spanish joint venture we originally set up with Ferrovial Servicios – now Serveo – over a decade ago in 2011.