The 10 Largest Inc. 5000 Companies

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7. Kum & Go

CEO: Kyle Krause
Rank: #4,051
Three-Year Growth: 65.4 percent
2012 Revenue: $2.8 billion

This West Des Moines, Iowa-based chain of convenience stores was founded in 1959 and today is the fifth largest privately-held, company-operated chain of its kind. Kum & Go has more than 420 convenience stores in 11 states and employs more than 4,600 people. CEO Kyle Krause is the son of company co-founder William A. Krause.