1. Serum Institute of India Pvt. Ltd.
2. GlaxoSmithKline Plc.
3. Johnson & Johnson
4. Merck & Co. Inc.
5. AstraZeneca Plc
6. Novartis AG
7. Inovio Pharmaceuticals Inc.
8. Xenetic Biosciences Inc.
9. Sanofi SA
10. Bharat Biotech International Limited