- HQ Riyadh - Main Operations office in Al-Khobar - First chartered 17 April 1996, in Riyadh As a Joint Venture between TRW Aerospace Systems and Eirad International Co LTD. - Charter updated 11 August 2007 Northrop Grumman Acquired TRW Aerospace Systems. Name updated to NGMSA. A Joint venture between Northrop Grumman Space Corp and Eirad International Co. - Charter Updated 28 June 2011 to Include more services - Charter Updated 17 October 2011 to Open the Establish CR and in the Eastern Province in Khobar. - Charter Updated March 2019 Northrop Grumman sold all Shares to Eirad Trading Corp. part of the Kingdom 2030 Vision to be a 100% Saudi Company with Exclusive partnership with Northrop Grumman Mission Systems for certain products and services.