This is a firm fixed-price purchase order awarded by the Department of the Interior Bureau of Indian Affairs Central Office to Tehama Environmental Consulting Services, LLC, a tribally-owned 8(a) small disadvantaged business, for COVID-19 ventilation assessments at 55 Bureau of Indian Education (BIE) school locations. The $528,391.65 contract requires the contractor to inspect HVAC systems, review settings, assess outdoor air intake and exhaust, and submit reports using a provided template, with the work to be completed by December 10, 2021. The requirement was initially posted as a competitive 8(a) set-aside solicitation, with a total scope of approximately 3.5 million square feet across 50 BIE schools. Tehama Environmental has provided prior environmental services to clients like the U.S. Army Corps of Engineers, Air Force, and EPA through its parent company Tepa, LLC, also a tribally-owned 8(a) firm.