FiveNine Ventures was a venture capital firm founded in 2019 that focused on investing in seed-stage, early-stage, and later-stage companies within information technology sectors. The firm was based in Greenwich, Connecticut, and has since gone out of business.
100% of their portfolio is in Defense & Space. Their most common stage is series-d (100% of deals).
Portfolio
1
Fund Size
—
Top Stage
Series D
Last 12 Mo
0
Portfolio Breakdown
Stage Distribution
Portfolio
1 investment
| Company | Round | Amount | Date |
|---|---|---|---|
 True Anomaly, Inc. | Series D | $100M | Dec 2023 |
Top Co-Investors
Eclipse Ventures1 shared
ACME Capital1 shared
Menlo Ventures1 shared
Narya1 shared
645 Ventures1 shared
Rocketship VC1 shared
Champion Hill Ventures1 shared
Last updated: 28 April 2026