Emerald Services is a waste management business that was established in 1938. Emerald delivers recycling and environmental services throughout the Northwest, including Alaska, Idaho, Montana, Oregon, Utah and Washington. The company specializes in recycling, management, clean up, processing and disposal of nonhazardous and hazardous organic liquids and petroleum wastes for industrial, marine, automotive and government clients; and recycling of yard waste into compost sold in the wholesale and retail markets. Emerald maintains a computerized laboratory at each of its facilities. The company recycles 12 to 13 million gallons per year of waste oil, solvents and manufactured antifreeze for satisfied industrial, marine, automotive and government customers. Emerald facilities are governed by an environmental management system that is based on ISO 14001,which ensures safe and responsible handling of all materials throughout processing. Emerald Services is headquartered in Tukwila, Wash.