• GlaxoSmithKline (GSK)
• Sanofi
• CSL Seqirus
• AstraZeneca
• Gamma Vaccines Pty Ltd.
• Hualan Bioengineering Co. Ltd
• Viatris Inc.
• BioDiem Ltd
• Shanghai Institute of Biological Products Co. Ltd.
• Novavax
• Moderna Inc.
• Pneumagen Ltd
• Daiichi–Sankyo
• FluGen
• Imutex
• EpiVax
• Versatope Therapeutics Inc.
• BIKEN Co. Ltd.
• Sinovac Biotech
• Emergent BioSolutions
• Osivax
• Gylden Pharma Limited (Previously Emergex Vaccines)
• Vir Biotechnology Inc.