The 25 Biggest IT Companies On The 2014 Fortune 500


CenturyLink

CEO: Glen Post

2014 Fortune 500 Rank: 158

2013 Fortune 500 Rank: 150

Communications services company CenturyLink tumbled eight positions down this year's Fortune 500 ranking, ending up at No. 158. The company's revenue for fiscal 2013 was just shy of $18.1 billion, down 1.5 percent from the previous year.