GSA seeks expressions of interest from owners or authorized representatives for office space in Cheyenne, Wyoming, within a delineated area bounded by Highway 212, Interstate 80, and Interstate 25. The requirement is 7,666–7,700 ABOA square feet of office space with 4 reserved surface parking spaces under a fully serviced lease, with a 15-year full term, 10-year firm term, and estimated occupancy on January 10, 2028. The space cannot be in or attached to a retail mall, shopping center, or residential building, and the building cannot be within 0.20 miles of gun stores, pawn shops, adult entertainment, liquor stores, marijuana/cannabis distributors, methadone clinics, mortuaries, funeral homes, crematories, or other death care facilities. Offered space must meet government fire safety, accessibility, seismic, and sustainability standards and cannot be in the 1-percent annual chance floodplain; offerors must also review Section 889 telecommunications prohibitions. Expressions of interest must include building name/address, authorized representative contact information, ABOA and rentable square footage by floor, full-service rental and operating rates, and owner consent if submitted by a non-owner/manager.