1. Amplitude Laser Group
2. Clark-MXR Inc.
3. Coherent Inc.
4. Ekspla
5. Epilog Corporation
6. IPG Photonics Corporation
7. Jenoptik Laser GmbH
8. Lasea Group
9. LASOS Lasertechnik GmbH
10. Lumentum Holdings Inc.
11. Menhir Photonics AG
12. Newport Corporation by MKS Instruments Inc.
13. NKT Photonics
14. Resonetics
LLC
15. TeraXion Inc.
16. Thorlabs Inc.
17. TRUMPF GmbH + Co. KG
18. Wuhan Huari Precision Laser Co. Ltd.