Army Engineers Association (AEA)

Association of Explosive Engineers in Bulgaria (AEEB)

Ministry of the Defence of Republic of Bulgaria (MoD)

NATO Defense College Anciens' Association in Bulgaria (NDCAAB)

European Cartridge Research Association (E.C.R.A.)

European Organisation of Military Associations (EUROMIL)

Federation of American Scientists (FAS)

George C. Marshall European Center for Security Studies

International Ammunition Association (IAA)

International Society of Explosives Engineers (ISEE)

North Atlantic Treaty Organisation (NATO)

Organization for Security and Co-operation in Europe (OSCE)

Scandinavian Ammunition Research Association (SARA)

Society of American Military Engineers (SAME)