BizEE Software, a South Wales, U.K., company that develops software to help building managers assess their energy-fuel needs, publishes a measure called degree days for places around the world that highlights this variation in temperature.

WSJ: In the Forecast: New Ways to Measure the Temperature

It's no coincidence that Cooper sees smart antennas as the savior of the wireless industry: He serves as chairman of ArrayComm, a company that develops software for using antenna arrays to calculate the origin of cell signals.

FORBES: Magazine Article

The company develops and distributes interactive entertainment software products for a variety of hardware platforms including PC, wireless devices, and those manufactured by Nintendo, Microsoft and Sony Computer Entertainment Europe.

ENGADGET: Dreamcast resurrection: classic Sega titles coming to XBLA and PSN later this year

Bigfoot Networks is a leading networking technology company that develops hardware and software solutions that significantly improve the online gaming experience.

ENGADGET: Bigfoot brings Killer bandwidth management to laptops via Wireless N module

In software, they arise when someone develops a company's online maps, calendars, photos, search engines and other products, usually through relatively small amounts of code that is posted on the Internet.

FORBES: Magazine Article

The company develops, publishes and distributes interactive entertainment software products for a variety of hardware platforms including PC, wireless devices, and those manufactured by Nintendo, Microsoft and Sony Computer Entertainment Inc.

ENGADGET: Dreamcast resurrection: classic Sega titles coming to XBLA and PSN later this year

Microsoft develops, manufactures, licenses, and supports a wide range of software products for a multitude of computing devices.

FORBES: Handicapping The Dow's Earnings: Buy IBM, Microsoft