All companies featured: Enterprise Products Partners L.P. (NYSE:EPD), Primoris Services Corporation (NASDAQ:PRIM), Sasol Limited (NYSE:SSL), NRG Energy Incorporated (NYSE:NRG), General Electric (NYSE:GE), Enbridge Incorporated (NYSE:ENB), Marathon Petroleum Corporation (NYSE:MPC), Tennessee Valley Authority (NYSE:TVE), NextEra Energy Incorporated (NYSE:NEE), Southern Company (NYSE:SO)