World Energy Solutions, Inc. is an energy and environmental commodities brokerage company that has developed online auction platforms, the World Energy Exchange and the World Green Exchange. On the World Energy Exchange, retail energy consumers and wholesale energy participants (utilities, electricity retailers and intermediaries) in the United States are able to negotiate for the purchase or sale of electricity and other energy resources from energy suppliers, which have agreed to participate on its auction platform. On the World Green Exchange, buyers and sellers negotiate for the purchase or sale of environmental commodities, such as Renewable Energy Certificates, Verified Emissions Reductions and Certified Emissions Reductions.