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| Shanks Flanders Provider of recycling, waste collection, waste treatment and landfill services. |   |
| Waste Management Operates in the US, Canada, Mexico and Puerto Rico. Provider of recycling and waste collection services including landfills. |   | |
| Rumpke Consolidated Operator of landfills, transfer stations and material recovery facilities. |   | |
| Dow Gas Treating: Landfill Treatment Solutions for Natural Gas, LNG, Petrochemical, Refining, Tail & Flue Gas, Gasification. Selective or Bulk Removal of CO2, H2S, SO2, Amine Management. |   | |
| Biogaz System Depollution Valorisation Handles the disposal of biogas hazards created by the decay of the organic matter. |   | |
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