Boeing, Honeywell International, Lockheed Martin and Northrup Grumman. The top three financial institutions investing in nuclear arms—Blackrock, Capital Group and Vanguard.
http://www.newsweek.com/trumps-threat-nuclear-war-north-korea-making-lot-money-these-weapons-companies-837198
http://www.newsweek.com/trumps-threat-nuclear-war-north-korea-making-lot-money-these-weapons-companies-837198