Dr Kleederman is a member of Omicron Kappa Upsilon, a national dental honor society, and the engineering honor society Tau Beta Pi. He is a member of the American Dental Association, the American College of Prosthodontists, and the Berkshire County Dental Society.

Dr. Kleederman has been in private practice in Williamstown since 1981. He has served on the staff at North Adams Regional Hospital and the Berkshire Medical Center.

Central to his goals of providing optimal dental care is Dr. Kleederman's commitment to continuing dental education. He is frequently involved with seminars and lectures concerning all phases of dentistry.