The 50 most powerful companies in America

Power comes in many forms, but it boils down to having influence: over people, resources, and the global conversation. Major corporations often wield more power than individuals, so we decided to break down which ones command the most.  To determine how powerful each company is, we factored together fiscal 2014 revenue, number of employees, press mentions on Google News over the past year, and social media influence, as ranked on a scale of 1 to 100 by Klout, a site that analyzes social-media...