EXHIBIT 21 SUBSIDIARIES Name Under Which Name State of Incorporation Business is Done - ----------------------------------------------------------------------- Information Decisions, Inc. Michigan Information Decisions, Inc. Computer Graphics Corp. Indiana Computer Graphics Corp. RAM Design & Graphics Corp. North Carolina RAM Design & Graphics Corp. System Constructs, Inc. New York System Constructs, Inc. SofTech Investments, Inc. Massachusetts SofTech Investments, Inc. AMG Associates, Inc. Maryland Inactive Compass, Inc. Massachusetts Inactive