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Frontier Refining and Marketing is a Denver, CO-based company in the Energy and Utilities sector.
Arrow Industries is a Gastonia, NC-based company in the Energy and Utilities sector.
Callon Petroleum is an independent oil and natural gas company focused on the acquisition, exploration and development of high-quality assets in the leading oil plays of West and South Texas. Our portfolio of highly productive acreage offers both a low risk profile and robust margins from a deep inventory of delineated, high-return drilling locations. This is what drives our differentiated performance in the oil and gas industry. Our people are our greatest resource. We strive to foster an entrepreneurial environment where we empower our people to be leaders and innovators. Mutual respect, collaboration, and drive are the hallmarks of the Callon culture.
OriginOil, Inc. is developing a breakthrough technology that will transform algae, the most promising source of renewable oil, into a true competitor to petroleum