Iago Alcalde, Madrid-based sports scientist who runs coaching, bike-fitting and aero testing. Katie Malone, boutique triathlon coach and former age-group pro who runs camps and swim lessons. Jason Coop, CTS Ultra lead and coach-educator with a book on endurance coaching. They compare U.S. and European coaching paths, revenue mixes like subscriptions, camps and fittings, pricing differences, athlete hiring patterns, retention and the future of professional coaching.