- General Electric Company
- Mistras Group
- Olympus Corporation
- Ashtead Technology Ltd.
- Nikon Metrology Inc.
- Illinois Tool Works Inc.
- Zetec Inc.
- Eddyfi Technologies
- YXLON International GmbH
- NDT Global
- Bosello High Technology SRL
- Cygnus Instruments Ltd.
- Sonatest PLC