| Name | Title | Contact Details |
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It produces, refines and markets oil products and provides engineering services, as well as licensing production technologies.
Shell Martinez Refinery is a Martinez, CA-based company in the Energy and Utilities sector.
Abraxas Petroleum Corporation is a San Antonio, TX-based company in the Energy and Utilities sector.
Western Refining is a El Paso, TX-based company in the Energy and Utilities sector.
SPS International is a Broussard, LA-based company in the Energy and Utilities sector.