National Kidney Services (NKS) is a reputable kidney disease charity based out of the Charlotte, NC and Columbus, OH areas. Our efforts are devoted to collecting donations and raising funds for the National Kidney Foundation (NKF), a nonprofit health organization that supports initiatives for kidney disease research, education, early detection, organ donation, and patient advocacy. NKF has been named a Four-Star Charity by Charity Navigator and we're proud to work with donors like you to support this worthy cause.