Exhibit 21 SUBSIDIARIES OF THE REGISTRANT - --------------------------------------------------- ----------------------- Name of Subsidiary Jurisdiction - --------------------------------------------------- ----------------------- Electric Fuel (E.F.L.) Ltd. Israel - --------------------------------------------------- ----------------------- Electric Fuel B.V. Netherlands - --------------------------------------------------- ----------------------- Electric Fuel GmbH Germany - --------------------------------------------------- ----------------------- Electric Fuel (UK) Ltd. United Kingdom - --------------------------------------------------- ----------------------- Electric Fuel Transportation Corp. Delaware - --------------------------------------------------- ----------------------- Instant Power Corporation Delaware - --------------------------------------------------- ----------------------- IES Interactive Training, Inc. Delaware - --------------------------------------------------- ----------------------- I.E.S. Defense Services, Inc. Delaware - --------------------------------------------------- ----------------------- MDT Protective Industries Israel - --------------------------------------------------- -----------------------