From London:

Follow m3 south to m27 east. to Jn8 for Hamble at the roundabout follow signs for Hamble (3rd exit) up to another roundabout. take the 2nd exit right hand lane follow road taking 2nd exit at the next two mini roundabouts, thru set of lights, down hamble lane, keep on through village past garage on lhs, and come to another mini roundabout near some shops and a cat park. turn left into Satchel lane, 200 yards approx turn sharp right down hill into port Hamble, follow road down and past ancasta marina tower etc. through a car park to Hamble Yacht Services. turn left in front of Slam office.

Unit 4, Port Hamble, Satchell Lane, Hamble, Hampshire SO31 4NN