Jeff Cowan is an Individual/Angel tracked by The Signal.
| Date | Company | Round | Amount |
|---|---|---|---|
| 2025-06-23 | Ostra Cybersecurity | Growth Stage | $2.6M |
| 2023-10-31 | Ostra Cybersecurity | Series A | $4.1M |
| 2022-11-16 | Ostra Cybersecurity | Series A | $3.5M |
| 2022-09-12 | Ostra Cybersecurity | Series A | $3.5M |
Data from The Signal by Return on Security — cybersecurity funding and investor intelligence.