Banholzer said successful energy startups are those that partner with large companies, such as Dow Chemical or General Electric, to aid them bring products to market, both with capital and business expertise.

FORBES: Strategic Investor To Green Tech Startups: Get A Grip

It's true for General Motors, Dow Chemical, Caterpillar and conglomerates like DuPont and GE.

FORBES: Dow 10,000 -- in 2005

U.S. Steel, General Electric and Dow Chemical were among the winners.

NPR: Stocks Surge To New Highs After Hiring Climbs