Perma-Fix Environmental Services, Inc. is an environmental and technology company operating in the United States through its subsidiaries. It operates in two segments: Treatment and Services. The Treatment segment provides treatment, processing, and disposal services for nuclear, low-level radioactive, mixed, hazardous, and non-hazardous waste through its facilities, and conducts research and development to implement waste processing techniques for problematic waste streams. The Services segment offers technical services such as radiological measurement and site surveys, health physics, occupational safety and health, consulting, engineering, project and waste management, environmental services, decontamination and decommissioning (D&D), and nuclear services including D&D of government and commercial facilities, license termination support, and instrument maintenance, calibration, and sourcing. The company serves research institutions, commercial companies, public utilities, and governmental agencies. Incorporated in 1990, it is headquartered in Atlanta, Georgia.