UCOR is a partnership led by Amentum, with Honeywell as the lead cleanup contractor for the U.S. Department of Energy's Oak Ridge Office of Environmental Management at the Oak Ridge Reservation in Tennessee. Founded in 2011 and based in Oak Ridge, the company employs over 2,200 workers and focuses on the safe deactivation, demolition, and remediation of former nuclear facilities. UCOR is dedicated to protecting people and the environment while reducing hazards. The company provides a variety of environmental management services, including decontamination and demolition of contaminated facilities, environmental remediation, waste management, and engineering support. UCOR also emphasizes reindustrialization to repurpose sites for multi-use purposes. Its primary customer is the DOE, and it has a strong commitment to partnering with small businesses, awarding a significant portion of its contracts to diverse firms. Safety is a core value, and UCOR is recognized as a DOE Voluntary Protection Program Star site, reflecting its commitment to maintaining a safe work environment.