1. 3d Systems Inc.
2. ANSYS Inc.
3. Autodesk Inc.
4. Bentley Systems Inc.
5. Caddie Limited.
6. Cadonix Ltd.
7. Cortex Design Inc
8. Dassault Syst?mes S.E.
9. Hexagon AB
10. Kubotek USA Inc.
11. Rockwell Automation Inc.
12. Siemens AG
13. SketchUp by Trimble Inc.
14. Thermwood Corporation
15. VariCAD