| | | | | | | | |
| Company | Percentage of Voting Securities Owned | Jurisdiction of Incorporation or Organization |
| World Properties, Inc. | 100% | Illinois |
| Arlon MED International, LLC. | 100% | Delaware |
| Rogers Japan, Inc. | 100% | Delaware |
| Rogers KF, Inc. | 100% | Delaware |
| Rogers Southeast Asia, Inc. | 100% | Delaware |
| Rogers Taiwan, Inc. | 100% | Delaware |
| Rogers Worldwide, LLC. | 100% | Delaware |
| Rogers BV | 100% | Belgium |
| Rogers Advanced Materials Technology (Suzhou) Co., Ltd. | 100% | China |
| Rogers Electronics Materials Technologies (Suzhou) Co., Ltd. | 100% | China |
| Rogers Polymer Material (Suzhou) Co., Ltd. | 100% | China |
| Rogers Technologies (Suzhou) Co., Ltd. | 100% | China |
| Rogers U.K., Ltd. | 100% | England |
| Silicone Engineering, Ltd. | 100% | England |
| Rogers GmbH | 100% | Germany |
| Rogers Germany GmbH | 100% | Germany |
| Rogers Asia Holding Company, Ltd. | 100% | Hong Kong |
| Rogers Hungary KfT | 100% | Hungary |
| Rogers New Territories Corporation, Ltd. | 100% | Hong Kong |
| Rogers Pacific, Ltd. | 100% | Hong Kong |
| Rogers Finance (Ireland) Unlimited Company | 100% | Ireland |
| Rogers Benelux Sarl | 100% | Luxembourg |
| Rogers Finance (Luxembourg) Sarl | 100% | Luxembourg |
| Rogers Luxembourg Sarl | 100% | Luxembourg |
| Rogers Korea, Inc. | 100% | Republic of Korea |
| Utis Co., Ltd. | 100% | Republic of Korea |
| Rogers Investment (Singapore) Pte., Ltd. | 100% | Singapore |
| Rogers Technologies Singapore, Inc. | 100% | Singapore |