America's push toward alternative and renewable energy sources is a big plus for companies involved in those fields. But where's the best place for a stock-market investor to put money? John Quealy of Canaccord Adams has some insights.
Quealy told CNBC that two qualifications for a good company are market leadership and technology innovation.
"In the space right now, we really like the 'smart grid' theme," he said. "Here, we like metering companies. Our favorite here is Itron. We call them 'the Microsoft of metering.'"
He also likes diversified engineering company Roper Industries and clean-technology producer Telvent.
- Learn more: Watch the full CNBC interview with Quealy
Telvent is an investment banking client of Quealy's firm.