TopHat Security Raises Series A for OT and AI Infrastructure Security

Aug 19, 2026
TopHat Security raised Series A financing led by Landolt Securities to support its cybersecurity products for operational technology, critical infrastructure, government, and AI environments.

TopHat Security announced in a press release that it raised Series A financing led by Landolt Securities, which also served as placement agent. The company did not disclose the funding amount.

TopHat Security said the investment will support its enterprise product portfolio, customer delivery, and growth milestones. The company builds cybersecurity tools for operational technology, critical infrastructure, government systems, and AI infrastructure.

Its flagship product, O-RANGE, is an operational technology range and emulation platform. It lets organizations build digital twins of plants, industrial systems, assets, network relationships, firmware, software, control systems, and physical processes.

Security teams can use O-RANGE to model attack paths, investigate vulnerabilities, test remediation plans, and rehearse cyber scenarios without changing live production systems. TopHat Security also offers tools for OT and industrial network visibility, asset discovery, cyber supply chain security, and AI infrastructure protection.

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