| Name | Title | Contact Details |
|---|
Marathon Oil Corporation (NYSE: MRO) is an independent international exploration and production company. Based in Houston, Texas, Marathon Oil had net proved reserves at the end of 2011 of 1.8 billion barrels of oil equivalent in North America, Europe and Africa.
Porta Gas Inc is a Houston, TX-based company in the Energy and Utilities sector.
Leed Energy Services is a Fort Lupton, CO-based company in the Energy and Utilities sector.
Coastal Concrete Products is a New Orleans, LA-based company in the Energy and Utilities sector.
OPE, Inc is a Houston, TX-based company in the Energy and Utilities sector.