BAE Systems
It is the largest defense contractor based in the United Kingdom, and the fourth largest in the world. It builds ground combat vehicles such as the Challenger 2, the main battle tank for both the British Army and Royal Army of Oman, as well as, fighter jets including the Typhoon and F-35.
Arms sales: $22.9 billion
Total sales: $23.5 billion
Profit: $1.1 billion
Employees: 83,200