| Name | Title | Contact Details |
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TSS is a leading provider of sand and proppant logistics to major oil and gas companies. They offer source to site proppant procurement, logistics, and wellsite services, all enabled by their proprietary software solution, SandDrive.
Milford Redi-mix Co is a Milford, MI-based company in the Energy & Utilities sector.
Weatherford International is a Kingwood, TX-based company in the Energy and Utilities sector.
Production Enhancement Group, Inc., a Houston-based energy services company incorporated in Alberta, Canada, rades on the TSX under the symbol WIS.
Core Minerals is a Evansville, IN-based company in the Energy and Utilities sector.