2006 Revenues (millions): $59.76
Headquarters: Tulsa, OK
Get quote: ARD
Arena explores and drills for both oil and natural gas, although oil accounts for 80% of revenues. Founded in 2000 and operating across four states, Arena added three properties in Texas last year, increasing its proven reserves by 4.7 million barrels.
See more FSB 100 data for Arena Resources
An earlier version of this gallery had incorrect revenue numbers for some of the companies.
CNNMoney.com regrets the error.
CNNMoney.com regrets the error.
