1. AECOM
2. Babcock International Group PLC
3. Bechtel Group Inc.
4. BWX Technologies. Inc.
5. Fortum
6. General Electric Company
7. Holtec International
8. James Fisher Nuclear Ltd.
9. Mirion Technologies Inc.
10. NorthStar Group Services Inc.
11. Orano Group
12. Tokyo Electric Power Company Holdings Inc.
13. Toshiba Energy Systems & Solutions Corporation
14. Uniper SE
15. Westinghouse Electric Company by Cameco & Brookfield Renewable