3. Smith & Wesson
Number of guns made for the US market in 2014: 1.31 million
Estimates of the global revenue in 2014: $552 million
This corporation was founded in 1852 in Massachusetts by Horace Smith and Daniel Wesson. After the civil war, the company quickly became #1 in the US and started to expand in the worldwide market. Many iconic models were produced by Smith & Wesson, like the Model 29, and 44 Magnum, the famous weapon of choice for Clint Eastwood in the Dirty Harry movies franchise.