One does not always have to buy upstream companies in the energy industry. Upstream companies receive the most analyst coverage, but that shouldn't lead investors to dismiss the profitable refinery segment. Refiners have also held up much better lately, on average, than upstream companies such as ConocoPhillips (NYSE:COP) or ExxonMobil (NYSE:XOM). One interesting company standing out from the crowd due to strong dividend growth is Valero EnergyCorporation (NYSE:VLO). I have already made the case for Valero Energy last year in my article "Valero Energy: An Undervalued Refinery Play With Outstanding Long-Term Prospects". Since the article was published last year, Valero Energy's shares have gained 17% in value, but growth potential remains. Read more