Exhibit 21.1
M-tron Industries, Inc. Subsidiaries
| Subsidiary Name | State or Country of Organization | M-tron Industries, Inc. Investment | |||
| Piezo Technology, Inc. | Florida | 100.0 | % | ||
| Piezo Technology India Private Ltd. | India | 99.9 | |||
| M-tron Asia, LLC | Delaware | 100.0 | |||
| M-tron Industries, Ltd. | Hong Kong | 100.0 | |||