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Cincinnati, OhioHuman vetted since 2007

Best Cybersecurity & Digital Defense Serving Cincinnati

Local coverage for cybersecurity firms in Cincinnati is thin, so we've expanded to statewide listings in Ohio. Showing 3 cybersecurity firms that serve Cincinnati clients.

Verified providers
2 verified / 3 listed
Last updated
Last updated September 2026
Showing statewide cybersecurity firms in Ohio.

Ranked listings

Top Cybersecurity & Digital Defense serving Cincinnati, OH

Ranked by tier and rating. Every listing is human vetted before it appears here.

How we rank

Providers are hand-vetted by our editorial team based on verified client history, domain authority, and AI footprint. Rankings within Cincinnati are then ordered by tier, verification status, rating, and review count — never by pay-to-rank.

#1FI
Cybersecurity & Digital DefenseVerified

Finite State

Finite State is a Columbus, Ohio cybersecurity company founded in 2017 by Matt Wyckhouse, who currently serves as Founder and CEO. The company develops product-security software for manufacturers and organizations responsible for connected devices, embedded systems and software supply chains. Its platform analyzes firmware, binaries and source code to create software inventories and SBOMs, identify vulnerabilities, assess exploitability and maintain evidence for security and compliance work. Finite State serves connected-device, automotive, medical-device, energy, utility, government and industrial security teams. Current products include the Finite State Platform, Assurance Studio, AgentOS and Finite State Copilot. The company says its systems automate more than 10,000 scans per month and support more than 50 binary instruction-set architectures. Wyckhouse previously served as the founding CTO of Battelle's Cyber Innovations business unit. Finite State raised a $12.5 million Series A in 2020 and a $30 million Series B in 2021, with investors including Energy Impact Partners, Energize Ventures, Zetta Venture Partners and Drive Capital.

Columbus, OhioFounded 2017

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#2IN
Cybersecurity & Digital DefenseVerified

Intrust IT

Intrust IT is a Cincinnati managed-technology company founded in 1992 by Tim Rettig and now owned entirely by employees through an ESOP structure. Its differentiator is combining long-running managed IT and cybersecurity operations with employee ownership intended to support staff continuity and long client relationships.

Cincinnati, OhioFounded 1992

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#3TR
Cybersecurity & Digital Defense

TRNSFRM

TRNSFRM is a Cleveland and Columbus cybersecurity, compliance and managed IT firm founded in 2008 by Jeff Dennis, serving manufacturers, construction firms and healthcare organizations.

Cleveland, OhioFounded 2008

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Frequently asked

About Cybersecurity & Digital Defense serving Cincinnati

What is the top-rated Cybersecurity & Digital Defense serving Cincinnati?

Finite State currently holds the #1 rank on DirJournal's Cybersecurity & Digital Defense listing for Cincinnati, Ohio. Rankings are recalculated as providers earn verification, publish pricing tiers, and accumulate reviews. See the ranked grid above for the full top 3.

How much do cybersecurity firms typically cost in Cincinnati?

Most cybersecurity firms publish pricing tiers on their DirJournal profile. Click any provider above to see their tiers, starting rate, and typical engagement size. Where pricing isn't listed, request a quote directly through the provider's contact link.

How does DirJournal rank cybersecurity firms for Cincinnati?

Providers are hand-vetted by our editorial team, then ranked by verification status, tier, rating, and review count. Only published listings appear. Location matching for the Cincinnati page runs city-first, expanding to statewide (Ohio) or nationwide only when local coverage is thin — this is clearly disclosed on the page when it happens.

Are these cybersecurity firms physically located in Cincinnati?

No. Because we don't yet index enough cybersecurity firms inside Cincinnati specifically, this page falls back to statewide coverage across Ohio. Every provider listed serves Cincinnati clients but may be headquartered elsewhere in the state.

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