Dusanka Filipovic

Blue-Zone Technologies Ltd. provides anesthetic collection and recovery services. Its Deltasorb Anesthetic Collection service offers hospitals an environmental friendly alternative to venting toxic anesthetics into the atmosphere. The company was founded by Dusanka Filipovic in 1999 and is headquartered in Concord, Canada.

The Urban Environment Centre (Toronto) Inc. provides environmental services. It offers energy efficient upgrades, assessments, conservation programs and insulation. The company is headquartered in Toronto, Canada.

Energy & Environmental Research Corp. develops advanced nitrogen oxide control technologies. The company is based in Irvine, CA. Energy & Environmental Research was acquired by GE Energy Services, Inc. on July 14, 1999.

Part of Linde Plc, Praxair Canada, Inc. is a Canadian company that offers pure gases, mixtures, and handling equipment to make the planet more productive. The company is based in Mississauga, Canada. With 26,000 employees in 50 countries, they provide flexible supply options and management systems to ensure a reliable and uninterrupted product supply.