Stephen Robert Cowley

Hillbridge Investments Ltd. is a hazardous waste management company based in Ilkeston, UK. and has subsidiaries in the United Kingdom. Hillbridge Investments specializes in handling hazardous and liquid waste for waste plants, chemical manufacturers, commercial retailers, and oil and gas refineries. The British company offers specialist waste treatment, disposal, and recycling services for commercial and industrial businesses. The private company is committed to duty of care in hazardous waste management and has accreditations, health and safety policies, insurance policies, and site permits to ensure the safe handling of waste. The company was founded in 1997.

Part of Republic Services, Inc., Browning-Ferris, Inc. is an American company that specializes in refuse systems.

The Chartered Institution of Wastes Management operates as a membership organization for the waste management industry. The firm seeks to raise standards for those working in and with the sector by producing practice guidance, developing educational and training initiatives, and providing information on key waste-related issues. The company was founded on June 25, 1898 and is headquartered in Marefair, the United Kingdom.

The Environmental Services Association is a trade association that represents companies providing waste management and related environmental services. The non-profit company is based in London, UK.

Enviroparks Ltd. builds processing plants that generate energy from waste products. The company was founded by David Robert Williams and Andrew Marshall Williams on April 19, 2007 and is headquartered in Abergavenny, the United Kingdom.