1 EXHIBIT 21 WYMAN-GORDON COMPANY FISCAL 1998 FORM 10-K WYMAN-GORDON COMPANY AND SUBSIDIARIES The following is a list of Wyman-Gordon's subsidiaries as of May 31, 1998: PLACE OF INCORPORATION NAME OF SUBSIDIARY OR ORGANIZATION ------------------ --------------- Cameron Forged Products Limited United Kingdom Cypress Extrusion Press Corporation Delaware ForCast FSC, Ltd. Virgin Islands International Extruded Products, LLC New York Precision Founders, Inc. California Reisner Metals, Inc. California Scaled Composites, Inc. California Scaled Manufacturing, Inc. Delaware Wyman-Gordon Composites, Inc. Delaware Wyman-Gordon Composite Technologies, Inc. California Wyman-Gordon Forgings, Inc. Delaware Wyman-Gordon Investment Castings, Inc. Delaware Wyman-Gordon Limited United Kingdom/ Delaware Wyman-Gordon Receivables Corporation Delaware