Gates Foundation

Gates Foundation accounts for 9 tracked companies with verified cap-table data, 9 of which disclose round sizes totalling $1.1B. The median disclosed raise is $125M, and the largest is Inovio Pharmaceuticals at $250M, ahead of Spero Therapeutics ($250M) and Lumen Bioscience ($185M).

The names that recur most often on these portfolio cap tables are Gates Foundation (9 companies), NIH (1 company), DARPA (1 company), CEPI (1 company), Atlas Venture (1 company), New Enterprise Associates (1 company). By latest disclosed round, the market skews Series A (3), Series C (2), Series E (1), Growth (1).

• Companies tracked: 9
• Disclosed funding total: $1.1B across 9 companies
• Median disclosed raise: $125M
• Largest raise: Inovio Pharmaceuticals — $250M
• Stage mix: Series A 3 · Series C 2 · Series E 1 · Growth 1
• Most recent dated round: 2025-10-22

Best funded Gates Foundation companies

1. Inovio Pharmaceuticals — $250M
2. Spero Therapeutics — $250M (latest: Series A)
3. Lumen Bioscience — $185M (latest: Series C)
4. Owlstone Medical — $150M (latest: Series E)
5. Manus Bio — $125M (latest: Growth)
6. NILO Therapeutics — $101M (latest: Series A)
7. Stellapps — $37M (latest: Series C)
8. Ena Respiratory — $33M (latest: Series B)
9. Micron Biomedical — $16M (latest: Series A)

Gates Foundation — related firms and companies (52)

• Inovio Pharmaceuticals
• Spero Therapeutics
• Lumen Bioscience
• Owlstone Medical
• Manus Bio
• NILO Therapeutics
• Stellapps
• Ena Respiratory
• Micron Biomedical
• Gates Foundation co-investors 2026
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