DSEI - Defence & Security Equipment International Location: London, United Kingdom Date: 14/09/2021 to 17/09/2021 This fair is held biennially, it is one of the larger arms fairs. In 2013 there were reportedly 1,489 exhibitors. DOWNLOADS DSEi 2017 Exhibitors List DSEi 2015 Exhibitors List DSEi 2013 Exhibitors List DSEi 2011 Exhibitors List DSEi 2009 Exhibitors List DSEi 2007 Exhibitors List DSEi 2005 Exhibitors List DSEi 2003 Exhibitors List DSEi 2001 Exhibitors List DSEi 1999 Exhibitors List