| | | | | | | | |
| Subsidiaries | | Jurisdiction |
| MTS 1, LLC | | Minnesota |
| MTS 2, LLC | | Minnesota |
| MTS 3, LLC | | Minnesota |
| MTS Systems (Hong Kong), Inc. | | Minnesota |
| MTS Holdings France, SARL | | France |
| MTS Japan Ltd. | | Japan |
| MTS Korea, Inc. | | Republic of Korea |
| MTS Sensor Technologie GmbH and Co. KG | | Germany |
| MTS Sensor Technologie und Verwaltungs-GmbH | | Germany |
| MTS Systems Holding B.V. | | Netherlands |
| E2M Technologies B.V. | | Netherlands |
| E2M Production B.V. | | Netherlands |
| E2M Technologies Inc. | | California |
| MTS Systems (China) Co., Ltd. | | People's Republic of China |
| MTS Systems Finance C.V. | | Netherlands |
| MTS Systems GmbH | | Germany |
| MTS Systems Ltd. | | United Kingdom |
| Denison Mayes Group Ltd. | | United Kingdom |
| MTS Systems Norden AB | | Sweden |
| MTS Systems SAS | | France |
| MTS Systems Srl | | Italy |
| MTS Testing Solutions India Private Limited | | India |
| MTS Testing Systems (Canada) Ltd. | | Ontario, Canada |
| MTS Systems do Brazil (inactive) | | Brazil |
| PCB Piezotronics, Inc. | | New York |
| PCB Piezotronics Srl | | Italy |
| PCB Piezotronics Europe GmbH | | Germany |
| PCB Piezotronics Limited | | United Kingdom |
| The Modal Shop, Inc. | | Ohio |
| PCB Group Sales Company, Inc. | | Delaware |
| 3395 Walden Avenue Acquisition Corp | | New York |
| DI U.S. Holdings, Inc. | | New York |
| Dalimar Instruments ULC | | Alberta, Canada |
| PCB Piezotronics S.A. | | France |
| PCB Piezotronics Sensor Technology (Beijing) Co., Ltd. | | People's Republic of China |
| PCB Synotech GmbH | | Germany |
| PCB Piezotronics of North Carolina, Inc. | | Delaware |
| Accumetrics, Inc. | | New York |
| PCB Piezotronics BV | | Belgium |
| MMD RE Acquisition Corp | | Ohio |
| Modern Microstructures, Inc. | | Ohio |
| MTS Systems Danmark ApS | | Denmark |
| R&D Test Systems A/S | | Denmark |