The Department of Health and Human Services, specifically the Indian Health Service, is seeking qualified contractors to provide Heating Ventilation Air/Conditioning (HVAC) services for the Colorado River Service Unit (CRSU) located in Parker, Arizona. The procurement aims to address the urgent need for maintenance and repair of two air-cooled screw chillers that are critical for the facility's HVAC system, particularly given the extreme summer temperatures exceeding 110°F, which impact both patient and staff safety. Interested parties should refer to the Statement of Work for detailed requirements and are encouraged to contact Orlando Guerrero at orlando.guerrero@ihs.gov or 602-364-5021 for further information. This opportunity is set aside under the Buy Indian Set-Aside program, emphasizing the importance of supporting Indian-owned businesses.