| Name of Subsidiary | State or Country of Incorporation | ||||
| Egbert Corp. | Ohio | ||||
| Materion Newton, Inc. | Delaware | ||||
| Materion Advanced Chemicals Inc. | Wisconsin | ||||
| Materion Netherlands B.V. | Netherlands | ||||
| Materion Advanced Materials Technologies and Services Corp. | New Mexico | ||||
| Materion Singapore PTE. Ltd. | Singapore | ||||
| Materion Advanced Materials Technologies and Services Inc. | New York | ||||
| Materion Taiwan Co. Ltd. | Taiwan | ||||
| Materion Advanced Materials Germany GmbH | Germany | ||||
| Materion Japan Ltd. | Japan | ||||
| Materion Brush GmbH | Germany | ||||
| Materion Brush Inc. | Ohio | ||||
| Materion Brush Singapore Shanghai | China | ||||
| Materion Brush Singapore India SRO | India | ||||
| Materion Ireland Ltd. | Ireland | ||||
| Materion Natural Resources Inc. | Utah | ||||
| Materion Korea Ltd. | Korea | ||||
| Materion Precision Optics (Shanghai) Limited | China | ||||
| Materion UK Limited | England | ||||
| Materion Precision Optics and Thin Film Coatings Inc. | Massachusetts | ||||
| Materion Services Inc. | Ohio | ||||
| Materion Technical Materials Inc. | Ohio | ||||
Materion Singapore PTE Ltd. (Philippines Branch) | Philippines | ||||
| Materion Singapore PTE Ltd. (Hong Kong Rep Office) | Hong Kong | ||||
| Materion Shanghai Co. Ltd. | China | ||||
| Optics Balzers AG | Liechtenstein | ||||
| Optics Balzers Jena GmbH | Germany | ||||
| Optics Balzers Malaysia Sdn. Bhd. | Malaysia | ||||