Wessen ITC is a tennis-only club in Pontiac, Michigan - just minutes from Bloomfield Hills, offering private and group lessons for juniors & adults (no membership required*.) *membership is required for individual court booking.. Court rental. Private lessons and group tennis lessons for junior and adult players. 3 Indoor/outdoor clay courts. 6 Indoor hard courts. State of the art facility. Full-service clubhouse with locker rooms/showers. Stringing services. Pro shop.