1. ABB Ltd
2. Aliaxis Group S.A.
3. Anamet Electrical Inc.
4. Atkore Inc
5. Eaton Corporation PLC
6. Fastenal Company
7. Hager Group
8. Hammond Manufacturing Co. Ltd.
9. Leviton Manufacturing Company Inc.
10. Mitsubishi International Corporation
11. Omega Engineering
Inc
12. Panduit Corporation
13. Phoenix Contact GmbH & Co. KG
14. Schneider Electric SE
15. Weidm?ller Interface GmbH & Co. KG