1. Astec Industries Inc.
2. Bell Equipment Company SA (Pty) Ltd.
3. Caterpillar Inc.
4. CNH Industrial N.V.
5. Deutz AG
6. Doosan Bobcat Inc.
7. Hidromek Co. Ltd.
8. Hitachi Construction Machinery Co. Ltd.
9. Hyundai Construction Equipment Co. Ltd.
10. J.C. Bamford Excavators Limited
11. JLG Industries Inc.
12. John Deere GmbH & Co. KG
13. Kawasaki Heavy Industries
Ltd.
14. Kobelco Construction Machinery Co. Ltd.
15. Komatsu America Corp.
16. Liebherr Group
17. Manitowoc Company Inc.
18. SANY Group
19. Tadano Ltd.
20. Terex Corporation
21. Volvo Group
22. Wacker Neuson SE
23. XCMG Group
24. Zoomlion Heavy Industry Science & Technology Co. Ltd.