One utility play that mixes regulated and nonregulated power generation is Cincinnati-based Cinergy .

FORBES: Where's The Juice?

Fraunhofer also will design a system to allow the solar energy equipment to check itself for proper installation and to send its power generation data to the local utility.

FORBES: Feds Fund Four Projects To Simplify Solar Gear Designs and Predict Power Output

In the US a utility is usually made up of two things, power generation and power distribution.

FORBES: Which Should We Have: Public Utilities Or Regulated Private Monopolies?

Firstly, the utility companies are very likely to revert back to coal fired power generation from gas fired as soon as the gas prices get past coal prices on per BTU basis.

FORBES: CSX Chugs To $25 Despite King Coal's Weakness

The Chinese manufacturer is marketing HiPerforma for all types of power generation projects, from rooftop systems for homes and businesses to utility-scale power plants.

FORBES: Suntech's Bid To Outshine Solar Rivals In Cost and Performance