1. Accuray Incorporated
2. Eckert & Ziegler Radiopharma GmbH
3. Elekta AB
4. Merck & Co. Inc.
5. Nanovi A/S
6. PetCure Oncology
7. Varian Medical Systems Inc.
8. Vision RT Ltd.
9. Xstrahl Group
10. ZAP Surgical Systems Inc.