A third-generation Sioux native, Dr. John Thomas Marriott II and his wife, Rebecca (née Beelman) Marriott, acquired the Sanford House on June 20, 1994 from neurologist Dr. Leonel and Yolanda Herrera. Following a decorated combat deployment to Panama for the War on Drugs and a radiology residency in Ohio, John returned to Sioux City to join the Sioux City Radiological Group.