In 2007, Chevron-Texaco's venture capital arm bought significant stakes in two solar energy companies: BrightSource Energy, a developer of utility-scale solar plants, and Konarka Technologies, a developer of photovoltaic materials.

FORBES: Magazine Article

With a Chevron or Texaco gas-only card, which can be used only at that brand of gas stations, you can get a 10-cents-per-gallon credit on your billing statement, to be applied to future gas purchases.

WSJ: Gas Credit Cards Offer Few Rewards

BP-Amoco, Texaco and Chevron, are scrambling for a share of the equity.

ECONOMIST: Angolan oil: Drilling down | The

Smaller outfits like Chevron and Texaco are still playing catch-up.

FORBES: Going deep

For example, Exxon merged with Mobil, and Chevron (nyse: CVX - news - people ) acquired Texaco in recent years.

FORBES: A Gold Mine In Oil Exploration

The so-called Aguinda plaintiffs are villagers who blame Texaco, since purchased by Chevron, for polluting their water supplies during decades of drilling that ended in 1990.

FORBES: Chevron Plaintiffs Roll In Their New Weapon: Settlement Expert