He will be able to get professional road and track instruction at any racetrack, so the best thing to do is make enquiries at the track most convenient to him. Porsche has its own small track, skidpan and 'ice hill' at Silverstone. His nearest circuit is Goodwood. Mercedes-Benz has a selection of tracks and some very good, very calm instructors at the MB Driving Academy at MB World. He's going to be paying eyewatering BIK tax on that Aston Martin.