The Houston Chronicle recently ranked energy infrastructure specialist Quanta Services (PWR 0.49%) as the best company in Houston. If you haven't heard of Quanta, you're not alone. It does not make the news the way its Big Oil customers do. Or its utility customers. Or its midstream customers. You see, Quanta Services does the dirty work for many, many players in the energy sector, and quite frankly, its business is booming. In this video, Fool.com contributor Aimee Duffy goes over three reasons investors might want to consider Quanta Services for their portfolios.