The carrier managed to grow earnings on strong smartphone adoption, but struggled to add postpaid subscribers in a saturated wireless market.

FORBES: AT&T's Shows Sluggish Subscriber Growth Amid Industry Saturation

Exxon Mobil Corp. managed to increase earnings slightly in the first quarter thanks to surging profits from its chemical business and lower taxes.

NPR: Exxon 1Q Earnings Rise But Production Slips Again

Google managed to grow earnings at over 95% annualized for the 5 year period ending in December of 2008, placing it in a similar group.

FORBES: In Search Of The Next Apple Or Google