The medical center services residents of a 14-county region in central Iowa, including a six-county primary market of Story, Boone, Greene, Hamilton, Hardin and Marshall counties.
Although city-owned, Mary Greeley is self-sufficient and receives no public funds for ongoing operations.
With approximately 1,400 employees, Mary Greeley is one of the largest employers in Story County.
He and Mary also helped establish the Ames Public Library, which stills stands on land donated by the couple.
Greeley said, “It affords me great pleasure, more than words can express, that I contribute something towards the welfare of not only those now in need, but also for those who will be here long after we have passed away."