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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.
Verde Services LLC provides wireline and slickline services for complanies in the oilfield. We also provide silixa fiber optic services and logging. Fabrication services are also available.
ZAP Engineering and Construction Services is a Denver, CO-based company in the Energy and Utilities sector.
Campbell Oil Company is a Massillon, OH-based company in the Energy and Utilities sector.