| Name | Title | Contact Details |
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National Clean Fuels Inc. is a Houston, TX-based company in the Energy & Utilities sector.
Headwaters Incorporated (Headwaters) is a diversified company providing products, technologies and services in three industries: building products, coal combustion products (CCPs) and energy.
GLJ Petroleum Consultants Ltd. is a Calgary, AB-based company in the Energy & Utilities sector.
Tallgrass is a leading energy infrastructure company focused on safely, reliably and sustainably delivering the energy and services that fuel homes and businesses and enable quality of life.
Independant Propane Company Div. Suburban Propane is a Frisco, TX-based company in the Energy and Utilities sector.