1. Altair Engineering Inc.
2. ANSYS Inc.
3. Autodesk Inc.
4. Bentley Systems
Incorporated
5. BobCAD-CAM Inc.
6. Bricsys NV
7. Cadonix Ltd.
8. Corel Corporation
9. Dassault Syst?mes S.E.
10. Graitec Group
11. Graphisoft SE
12. Hexagon AB
13. IMSI Design
LLC
14. IronCAD LLC
15. Jytra Technology Solutions Private Limited
16. Nemetschek SE
17. Oracle Corporation
18. PTC Inc.
19. Schott Systeme GmbH
20. SelfCAD
21. Siemens AG
22. Sketchlist Inc.
23. SolidCAM GmbH
24. Solvusoft Corporation
25. Symmetric CAD Solutions Pvt. Ltd.
26. Trimble Inc.
27. ZWSOFT Co. Ltd.