The Great Plains Area Indian Health Service intends to award a firm fixed-price purchase order for HVAC, plumbing, and controller repair services at the Woodrow Wilson Keeble Memorial Health Care Center in Sisseton, South Dakota. The performance period is 90 days from date of award. This acquisition is a 100% set-aside for Indian Economic Enterprise Small Business concerns under NAICS 238220. Award will be made on a lowest price technically acceptable basis, with acceptable ratings required for past performance, problem/approach, management, and price. Pricing must be all-inclusive, covering labor, travel, taxes, and other costs, and the selected contractor must use the Invoice Processing Platform for electronic invoicing.