GSA seeks expressions of interest from owners or authorized representatives for office space in Hattiesburg, Mississippi, within a specified delineated area. The required space is exactly 16,680 ABOA square feet, with no parking spaces, a 10-year full term, and a 5-year firm term. Offered space must meet government fire safety, accessibility, seismic, sustainability, and floodplain requirements under a fully serviced lease. The government currently occupies expiring office space in Hattiesburg and will consider economically advantageous alternatives, with estimated occupancy on 12/18/2028. Interested parties must provide building and contact details, square footage by floor, full-service rental rates or operating costs, and owner consent if submitted by a representative.