Ostra Cybersecurity
Ostra Security - Managed Security You Can Trust
United States · Founded 2018 · $13.0M raised
- Founded
- 2018
- Website
- ostrasecurity.com
- Total Funding
- $13.0M
- Last Round
- $9.5M Extension RoundAug 2025
- Rounds
- 2
About
Managed cybersecurity provider offering Fortune 100-level protection — detection, response, and remediation for organizations that need more than alerts.
Summary
Ostra Cybersecurity is a Cybersecurity company based in United States, founded in 2018. It has raised $13.0M in total across 2 rounds, most recently a $9.5M Extension Round round in Aug 2025. Investors include General Catalyst and Rally Ventures.
Tech & App Stack
4 technologies & apps tracked
Create a free account — 25 credits a month to unlock the full tech & app stack, funding history, and valuations.
Sign up to view the funding chart
Create a free account — 25 credits a month to unlock funding history, valuations, and tech stacks.
Funding History
Aug 2025
Sign up to see all 2 rounds
Full funding history, per-round amounts, and investor participation.
Investors
Similar Companies
Quest Software (Nasdaq: QSFT) is a provider of application and information availability software ...
Technology company in Europe
Blue Coat Systems was a network security company providing web filtering and SSL inspection produ...
Social engineering prevention platform managing the human attack surface for enterprises; rebrand...
Palantir Technologies builds data integration and analytics platforms (Gotham and Foundry) for go...
Enterprise identity security platform providing intelligent identity solutions including single s...