Kinder Morgan's chairman, Richard Kinder, thinks the company can maintain 15% annual dividend growth for the next four years through a combination of acquisitions and increased traffic on the properties it owns.

FORBES: Pipeline for Profits

Tortoise's biggest single holding is Houston's Kinder Morgan Energy Partners LP (49, KMP) .

FORBES

Kinder Morgan's publicly traded partnership units have more than doubled in value in the past 18 months.

FORBES: Sweet consolation