Which companies spend the most money for political influence? This question can be comprehensively answered for the United States using Congress’s Lobbying Disclosure Database. For example, communications giant AT&T invested almost 16 million U.S. dollars in 2013. Google’s lobbying costs came to 14 million U.S. dollars. In comparison, Apple invested significantly less – just 3.4 million U.S. dollars. The lobbying expenditure of all companies operating in the United States can be found here.