| Name | Title | Contact Details |
|---|
Dorchester Minerals, L.P. is a Dallas based owner of producing and non-producing crude oil and natural gas mineral, royalty, overriding royalty, net profits, and leasehold interests and its common units trade on the NASDAQ Global Select Market under the symbol DMLP.
AlphabitMedia is a New York, NY-based company in the Energy and Utilities sector.
Youngstedts is a Minnetonka, MN-based company in the Energy and Utilities sector.
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.
Tesco Corporation is an oilfield services company specializing in the design, manufacture and service of technology-based solutions for the upstream energy industry.