Morgan Stanley will own and finance solar electric power systems from SunPower on seven other Wal-Mart facilities in California.

FORBES: Magazine Article

In the power systems business that manufactures and sells a variety of engines and diesel-electric locomotives, sales were driven by petroleum and rail applications.

FORBES: Caterpillar's Shares Look Cheap On Recovery Prospects

In 2009, this newspaper reported that the control systems for the U.S. electric power grid had been hacked and secret openings created so that the attacker could get back in with ease.

WSJ: Richard Clarke: China's Cyberassault on America

On July 15, 1996, President Bill Clinton issued Executive Order No. 13010, in which he identified eight infrastructure systems critical to the nation's survival: telecommunications, electric power systems, oil and gas storage, transportation, banking and finance, storage and transportation, water supply systems, and emergency services (including medical, police, fire and rescue, and continuity of government).

CENTERFORSECURITYPOLICY: Center For Security Policy

With its interests in power systems, transportation, medical lighting and finance, Siemens Group is Germany's answer to General Electric.

FORBES: Magazine Article