The Shawnee Civic and Cultural Development Authority (SCCDA, aka Expo Trust), known for its oversight of the Heart of Oklahoma Expo Center and its commitment to agricultural development, officially dissolved on Thursday, Sept. 19, 2024, after 48 years of service.In 2019, the City of Shawnee signed a management agreement with Spectra to oversee the Expo’s operations. Since then, the Cit...