Ellsworth AFB, South Dakota requires a single firm-fixed-price contract for grounds maintenance services. The contractor must provide non-personal services, including personnel, equipment, tools, supervision, and other items necessary to maintain healthy grass, trees, shrubs, and plants and present a clean, professional appearance in accordance with the PWS. The performance period is projected to begin February 1, 2027, with one base year, four option years, and a six-month extension. This is a 100% HUBZone set-aside under NAICS code 561730, Landscaping Services.