EXHIBIT 21 LIST OF SUBSIDIARIES OF THE COMPANY SourceOne Group, Inc., a Delaware corporation and a wholly-owned subsidiary of ITEC. EnStructure, Inc., a Nevada corporation and a wholly-owned subsidiary of ITEC. Dealseekers.com, Inc., a Delaware corporation, 71.4% owned by ITEC. EduAdvantage.com, Inc., a California corporation and a wholly-owned subsidiary of ITEC. Laser Printer Accessories Corporation, a Delaware corporation and a wholly-owned subsidiary of ITEC (Inactive). Personal Computer Products, Inc., doing business as PCPI Technologies, a California corporation and a wholly-owned subsidiary of ITEC (Inactive) Co-Processors, Inc., a California corporation and a wholly-owned subsidiary of ITEC (Inactive). NewGen Imaging Systems, Inc., a California corporation and a wholly-owned subsidiary of ITEC (Inactive). Prima, Inc., a California corporation and a wholly-owned subsidiary of ITEC (Inactive). McMican Corporation, a California corporation and a wholly-owned subsidiary of ITEC (Inactive) Color Solutions, Inc., a California corporation and a wholly-owned subsidiary of ITEC.