Exhibit (99) State or Other Jurisdiction Under the Laws of Subsidiaries of Owens Corning (9/30/97) Which Organized Accord Vinyl Siding Inc. Ontario AmeriMark Building Products, Inc. Delaware Aristocrat Window Company Delaware Carriage Hill Stone Co. Ohio Crown Manufacturing Inc. Canada Deutsche Owens-Corning Glasswool GmbH Germany Engineered Yarns America, Inc. Massachusetts Eric Company Delaware European Owens-Corning Fiberglas, S.A. Belgium Fabwel, Inc. Indiana Falcon Foam Corporation Delaware Fibreboard Box & Millwork Corporation Delaware Fibreboard Corporation Delaware IPM, Inc. Delaware Kitsons Insulation Products Ltd. United Kingdom Lmp Impianti Srl Italy Matcorp, Inc. Delaware Nanjing Owens Corning XPS Foam Co. Ltd. China Norandex Inc. Delaware N.V. Owens-Corning S.A. Belgium OC Celfortec Inc. Canada O/C/FIRST CORPORATION Ohio OCFOGO, Inc. Delaware O.C. Funding B.V. The Netherlands O/C/SECOND CORPORATION Delaware OCW Acquisition Corporation (dba, Delsan) Delaware Owens-Corning A/S Norway Owens Corning Building Materials Espana S.A. Spain Owens-Corning Building Products (U.K.) Ltd. United Kingdom Owens Corning Canada Inc. Canada Owens-Corning Canos, S.A. Argentina Owens-Corning Capital Holdings I, Inc. Delaware Owens-Corning Capital Holdings II, Inc. Delaware Owens-Corning Capital L.L.C. Delaware Owens Corning Cayman (China) Holdings Cayman Islands Owens-Corning Cayman Limited Cayman Islands Owens-Corning Changchun Guan Dao Company Ltd. PRC China Owens Corning Espana SA Spain Owens-Corning Fiberglas A.S. Limitada Brazil Owens-Corning Fiberglas Deutschland GmbH Germany Owens-Corning Fiberglas Espana, S.A. Spain Owens-Corning Fiberglas France S.A. France Owens-Corning Fiberglas (G.B.) Ltd. United Kingdom Owens-Corning Fiberglas (Italy) S.r.l. Italy Owens-Corning Fiberglas Norway A/S Norway Owens-Corning Fiberglas S.A. Uruguay Owens-Corning Fiberglas Sweden AB Sweden State or Other Jurisdiction Under the Laws of Subsidiaries of Owens Corning (9/30/97) Which Organized Owens-Corning Fiberglas Sweden Inc. Delaware Owens-Corning Fiberglas Technology Inc. Illinois Owens-Corning Fiberglas (U.K.) Ltd. United Kingdom Owens-Corning Fiberglas (U.K.) Pension Plan Ltd. United Kingdom Owens-Corning Finance (U.K.) plc United Kingdom Owens-Corning FSC, Inc. Barbados Owens-Corning Funding Corporation Delaware Owens-Corning (Guangzhou) Fiberglas Co., Ltd. PRC China Owens-Corning Holdings Limited Cayman Islands Owens Corning HT, Inc. Delaware Owens-Corning Isolation France S.A. France Owens Corning (Japan) Ltd. Japan Owens-Corning Ontario Holdings Inc. Canada Owens-Corning Overseas Holdings, Inc. Delaware Owens-Corning (Overseas) Management Limited Cyprus Owens Corning Pipe (Africa) Pvt. Ltd. Zimbabwe Owens Corning Polyfoam UK Ltd. United Kingdom Owens Corning Polypan SPA Italy Owens-Corning Real Estate Corporation Ohio Owens Corning (Shanghai) Fiberglas Co., Ltd. PRC China Owens Corning (Singapore) PTE Ltd. Singapore Owens Corning South Africa (Pty) Ltd. South Africa Owens-Corning Trading, Ltd. British Virgin Islands Owens-Corning (UK) Holdings Limited United Kingdom Owens-Corning Veil Netherlands B.V. The Netherlands Owens-Corning Veil U.K. Ltd. United Kingdom Pabco Metals Corporation Delaware Pacific Coast Redevelopment Missouri Palmetto Products, Inc. Delaware Prestige Vinyl Siding Inc. Ontario Procanpol SP.Z.O.O. Poland Scanglas Ltd. United Kingdom Soltech, Inc. Kentucky Stone Products Corporation California UC Industries, Inc. Delaware Vytec Corporation Ontario Vytec Sales Corporation Delaware Willcorp, Inc. Delaware Wrexham A.R. Glass Ltd. United Kingdom 10110 Newfoundland Limited Newfoundland