Perma-Fix Environmental Services, Inc., through its subsidiaries, operates as an environmental and technology know-how company in the United States. It operates through three segments: Nuclear Waste Management Services (Nuclear Segment), Consulting Engineering Services (Engineering Segment), and Industrial Waste Management Services (Industrial Segment). The Nuclear Segment provides nuclear waste management services, such as treatment, storage, processing, and disposal of low-level radioactive and hazardous waste; on and off-site waste remediation and processing; nuclear, low-level radioactive, and mixed waste treatment, as well as processing and disposal; and research and development of ways to process low-level radioactive and mixed waste. The Engineering Segment offers consulting engineering services, which includes consulting services regarding air, water, and hazardous waste permitting; air, soil, and water sampling; compliance reporting, emission reduction strategies, compliance auditing, and various compliance and training activities. The Industrial Segment provides industrial waste management services, including treatment, storage, processing, and disposal of hazardous and non-hazardous waste; and wastewater management services, including the collection, treatment, processing and disposal of hazardous and non-hazardous wastewater. It services research institutions, commercial companies, public utilities, and governmental agencies, including the DOE and Department of Defense. The company offers its services directly to customers or via intermediaries. Perma-Fix Environmental Services, Inc. was founded in 1990 and is based in Atlanta, Georgia.