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Production Enhancement Group, Inc., a Houston-based energy services company incorporated in Alberta, Canada, rades on the TSX under the symbol WIS.
Norconrth Cllins Cylinder Gas is a Springville, NY-based company in the Energy and Utilities sector.
EN Engineering is a Woodridge, IL-based company in the Energy & Utilities sector.
DeGolyer and MacNaughton is a Dallas, TX-based company in the Energy and Utilities sector.
Ryno Energy Partners is headquartered in Tyler, TX and with offices in Canonsburg, PA; Denver, CO; Houston, TX; and Tulsa, OK seeks to develop, acquire, and operate natural gas, natural gas liquids, and crude midstream assets in the oil and gas basins throughout the U.S., leveraging its extensive history of successful project development from conventional midstream applications to more complex, large scale chemical, refining and storage solutions.