23 Sep 2022 [email protected] - 0 Comments Mayo Clinic Mayo Clinic The Mayo Building is the main center of the Mayo Clinic in Rochester, Minnesota. When the original 10-story Mayo Building was completed in 1955 by designers of Ellerbe & Company, it had been the largest construction project undertaken by Mayo. Current Events Upcoming Events Past Events There are currently no events. There are currently no events. There are currently no events.