A number of companies have set up energy exchanges where buyers and sellers come to communicate from the site, buy, sell, and distribute energy. These companies sell crude oil, electricity and the products and systems for distribution.
HoustonStreet (www.houstonstreet.com) is an online market for traders looking to buy energy commodities. Traders can buy and sell crude oil, refined products and electricity from the HoustonStreet Web site.
Altranet (www.altranet.com) also sells energy commodities. Utility companies can buy natural gas, electricity and heating oil directly from the site. Altranet also facilitates the distribution of products with the help of its subsidiaries.
Retail Energy (www.retailenergy.com) is a directory for the energy industry. This site was designed by the Power Marketing Association and offers a comprehensive listing of energy providers. Current prices for both electricity and natural gas are available.