Savvy energy investors are looking for more gains over the next few years. Traditional-energy companies, already profitable at the recent oil price of nearly $75 a barrel, should benefit
from higher demand fueled by an economic recovery. And while renewable-energy companies were hit hard in the recession, some are now trading at valuations that don’t reflect their solid growth prospects, says Jesse Pichel, an analyst with Piper Jaffray. We scoured the energy landscape to find five firms that should grow along with long-term demand for their products.