| Name | Title | Contact Details |
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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.
Porta Gas Inc is a Houston, TX-based company in the Energy and Utilities sector.
F K G Oil Company is a Belleville, IL-based company in the Energy and Utilities sector.
The Subsurface Group is a Houston, TX-based company in the Energy and Utilities sector.
Petroleum Center Inc is a Thibodaux, LA-based company in the Energy and Utilities sector.