EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT State or Jurisdiction Name of Subsidiary of Incorporation ------------------ ---------------- Material Sciences Corporation, Engineered Materials and Solutions Group Inc. (formerly known as MSC Pre Finish Metals Inc.) Illinois MSC Pre Finish Metals (EGV) Inc. Delaware MSC Pre Finish Metals (MV) Inc. Delaware MSC Pre Finish Metals (MT) Inc. Delaware MSC Walbridge Coatings Inc. Delaware MSC San Diego Holding Company Inc. (formerly known as MSC Specialty Films, Inc.) California MSC Laminates and Composites Inc. Delaware MSC Laminates and Composites (EGV) Inc. Delaware Material Sciences Foreign Sales Corporation U.S. Virgin Islands MSC Pinole Point Steel Inc. Delaware MSC Pre Finish Metals (PP) Inc. Delaware MSC/GAC Laminates and Composites Holding GmbH Germany MSC/GAC Laminates and Composites GmbH & Co. KG Germany MSC/GAC Beteiligungs GmbH Germany MSC/TENKO Laminates and Composites LTDA Brazil