Laser Technology, Inc. 10-K For Year Ended September 30, 1999 Exhibit 21.1 Subsidiaries - ------------------------------------------------------------------------------- Name Location of Incorporation Percent Ownership ---- ------------------------- ----------------- - ------------------------------------------------------------------------------- Laser Communications, Inc. Colorado 100% - ------------------------------------------------------------------------------- Laser Technology, U.S.V.I. U.S. Virgin Islands 100% - ------------------------------------------------------------------------------- Light Solutions Research Ontario, Canada 100% - ------------------------------------------------------------------------------- International Measurement and Control Company Colorado 100% -------------------------------------------------------------------------------