1. American Testing Services
2. Applied Technical Services Inc.
3. Applus+ Servicios Tecnol?gicos
S.L.
4. Baker Hughes Company
5. Canon Medical Systems Corporation
6. Carestream Health Inc.
7. Carl Zeiss AG
8. Comet Holding AG
9. Durr NDT GmbH & Co. Kg
10. Evident Corporation
11. Fujifilm Holdings Corporation
12. Hamamatsu Photonics K.K.
13. Hitachi Ltd.
14. Intertek Group PLC
15. L3Harris Technologies Inc.
16. Mistras Group Inc.
17. MME Group
18. Nikon Metrology NV
19. North Star Imaging Inc.
20. Rigaku Americas Holding Company Inc.
21. RNDT Inc.
22. TEAM Industries Inc.
23. Teledyne Dalsa Inc.
24. TWI Ltd.
25. Vidisco Ltd.
26. YXLON International GmbH
27. Zetec Inc.