| # | Name | Location | Applications |
|---|---|---|---|
| 1. | I-SYS AUTOMATIONSTECHNIK GMBH | 🇩🇪 Karlsruhe, Germany | 1 |
| 2. | I-SYST inc. | 🇨🇦 Brossard, Canada | 2 |
| 3. | I-SYSTEM CO., LTD. | 🇯🇵 Chiyoda-ku, Tokyo, Japan | 2 |
| 4. | I-SYSTEM CO., LTD. | 🇯🇵 Tokyo, Japan | 3 |
| 5. | I.Systems Automação Industrial S.A | 🇧🇷 Campinas, Brazil | 1 |
| 6. | ISY OY | 🇫🇮 Espoo, Finland | 1 |
| 7. | ISYS MEDIZINTECHNIK GMBH | 🇦🇹 Kitzbuhel, Austria | 9 |
| 8. | ISYS Search Software Pty Ltd. | 🇦🇺 North Syndey, Australia | 1 |
| 9. | Isys US, Inc. | 🇺🇸 Corona del Mar, CA, United States | 1 |