Nexeo Solutions operates as a chemical and plastics distributor.
Clean Harbors is a provider of environmental, energy and industrial services.
Mobile Mini provides portable storage and specialty containment solutions.
Fluor Corporation is a multinational engineering and construction firm.
Casella Waste Systems is a waste management company providing resource management expertise and services to residential, commercial, municipal and industrial customers.
National Oilwell Varco is a company specializing in the design, manufacture and sale of equipment and components used in oil and gas drilling.
DS Smith designs and manufactures corrugated packaging and plastic packaging for consumer goods worldwide.
Republic Services is a provider of non-hazardous solid waste collection, transfer, disposal, recycling, and energy services.
EMCOR Group provides electrical and mechanical construction, and facilities services.
American Water Works Company is a water and wastewater utility company.
MagneGas Corporation is a technology company that has a patented process that converts liquid waste into hydrogen based fuels.
Renewi is a waste-to-product company.