Ostra Security
2 known investors
Find your way into Ostra Security
107 people in our graph share verified history with the Ostra Security team — schools, employers, funds. One of them is your warm intro.
Helena Howardunlockedknows Michael Kennedy · together at UnitedHealth Group (overlapped)
knows the team · via Ostra Cybersecurity
×9knows the team · via UnitedHealth Group
knows the team · via Arthur J. Gallagher and Co.
Ostra Security provides managed cybersecurity services combining advanced tools, proprietary technology, and security talent to deliver enterprise-level threat hunting, remediation, and monitoring for businesses of all sizes. The company makes security accessible to growing organizations that cannot afford large dedicated security teams.
Founders & leadership
MK
Michael KennedyinFounderFounder of Ostra Security, a managed cybersecurity provider offering threat hunting, remediation, and monitoring to organizations of varying sizes. He previously spent over a decade at Optum leading infrastructure, security, and M&A integration programs, worked earlier in technology consulting, and focuses on the intersection of cybersecurity, AI, and governance, including through his involvement with Truth in Cyber.
Investors · 2
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Funding
SEC filings, press & company announcements- Undisclosed amountSeries AAug 2025 · 3 sourcesSource ↗
Source: company announcements and press reports — follow each round's link for the claim.
Competitors · 2
by search overlap
Tharros9 shared keywordsTharros provides advanced cybersecurity solutions designed for agencies, built on domain expertise and vulnerability assessment capabilities. The company focuses on helping government and defense missions address cyber threats and maintain operational security.
Netezza6 shared keywordsIBM is a global technology company whose business spans enterprise software (including Red Hat, HashiCorp, and Confluent), IT infrastructure such as mainframes, servers, and storage, and IT consulting services. The company is also investing heavily in quantum computing and AI-based enterprise offerings, including its Lightwell open-source software security clearinghouse and the Anderon quantum wafer foundry.
Companies competing with Ostra Security for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Frequently asked questions
- What does Ostra Security do?
- Ostra Security provides managed cybersecurity services combining advanced tools, proprietary technology, and security talent to deliver enterprise-level threat hunting, remediation, and monitoring for businesses of all sizes. The company makes security accessible to growing organizations that cannot afford large dedicated security teams.
- Who founded Ostra Security?
- Ostra Security was founded by Michael Kennedy.
- Who are Ostra Security's investors?
- Ostra Security's investors include Rally Ventures Management, Llc, General Catalyst.