Exhibit 21 Subsidiaries Name Country/State Name for Doing Business - ---- ------------- ----------------------- CAD Warehouse Nevada Same CalComp A.B. Sweden Same CalComp A/S Norway Same CalComp Asia Pacific Limited Hong Kong Same CalComp Australia Pty. Limited Australia Same CalComp B.V. Netherlands Same CalComp Canada, Inc. Canada Same CalComp Espana S.A. Spain Same CalComp Europe B.V. Netherlands Same CalComp Europe Ltd. United Kingdom Same CalComp Ges.m.b.H. Austria Same CalComp GMBH Germany Same CalComp Graphic Peripherals (China) Limited Hong Kong Same CalComp Inc. California Same CalComp Ltd. United Kingdom Same CalComp Pacific Inc. Nevada Same CalComp S.A. France Same CalComp S.p.A. Italy Same NS CalComp Corp. Japan Same N.V. CalComp S.A. Belgium Same Sanders Development Corp. Delaware Same Summagraphics Ltd. United Kingdom Same Summagraphics GMBH Germany Same Summagraphics (Europe) N.V. Belgium Same Summagraphics N.V. Belgium Same