1. 3D HUBS B.V.
2. 3D Systems Inc.
3. 3D4Makers B.V.
4. Apium Additive Technologies GmbH
5. Arkema S.A.
6. BASF SE
7. ColorFabb B.V
8. DuPont de Nemours Inc.
9. Evonik Industries AG
10. Henkel AG & Co. KGaA
11. Hewlett-Packard Development Company
L.P.
12. Intamsys Technology Co. Ltd.
13. Koninklijke DSM N.V.
14. Materialise NV
15. Solvay SA
16. Stratasys
Ltd.
17. Victrex plc