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Comprehensive cybersecurity solutions for small and medium-sized businesses
Ostra Cybersecurity has raised $17.0M across 3 funding rounds.
Ostra Cybersecurity has raised $17.0M in total across 3 funding rounds.
Ostra Cybersecurity has raised $17.0M in total across 3 funding rounds.
Ostra Cybersecurity's investors include Mark Crane, Rally Ventures, Jeff Cowan, Michael Jennings.
Ostra Cybersecurity has raised $17.0M across 3 funding rounds. Most recently, it raised $9.5M Series A Extension in August 2025.
| Date | Round | Lead Investors | Other Investors |
|---|---|---|---|
| Aug 8, 2025 | $9.5M Series A Extension | Mark Crane, Rally Ventures | Jeff Cowan |
| Apr 9, 2024 | $4.0M Series A | Michael Jennings | Jeff Cowan |
| Nov 28, 2022 | $3.5M Series A | Michael Jennings | Jeff Cowan |