1. Brunswick Corporation
2. Caterpillar Inc.
3. Cummins Inc.
4. Deutz Ag
5. Honda Motors Co. Ltd.
6. Hyundai Doosan Infracore Co. Ltd.
7. Kohler Co.
8. Kongsberg Gruppen
9. Mahindra Powerol
10. MAN Energy Solutions SE
11. Mitsubishi Heavy Industries
Ltd
12. The General Motors Company
13. W?rtsil? Oyj Abp
14. Yamaha Motor Co. Ltd.
15. Yanmar Holdings Co. Ltd.