| Name | Title | Contact Details |
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Keys Well Drilling is a Saint Paul, MN-based company in the Energy and Utilities sector.
Perry Oil Co Inc is a Hazard, KY-based company in the Energy and Utilities sector.
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.
Vogel Charles Enterprises is a Saint Germain, WI-based company in the Energy and Utilities sector.