What is Legion Security?
Founded in 2024 and operating out of New York and Tel Aviv, Legion Security is a specialized cybersecurity firm focused on the development of a browser-native AI SOC analyst platform. The company's core innovation lies in its ability to observe analyst investigations in real time, capturing organizational tribal knowledge to generate dynamic, scalable playbooks. Unlike traditional security tools that require complex API integrations, Legion's AI Investigator operates seamlessly across SIEM, EDR, and threat intelligence platforms. By providing contextual reasoning for open-ended investigations, the platform effectively reduces mean time to respond (MTTR) and enhances the overall efficiency of security operations centers. This unique positioning allows Legion to serve as a critical layer in the modern enterprise security stack, bridging the gap between legacy infrastructure and advanced automated defense.
How much funding has Legion Security raised?
Legion Security has raised a total of $38M across 1 funding round:
Series A
$38M
Series A (2025): $38M with participation from Wiz, Crowdstrike, GV, Accel, and Coatue
Key Investors in Legion Security
Wiz
Wiz is a cloud security innovator that provides a normalizing layer across cloud environments to help organizations rapidly identify and remove critical risks.
Crowdstrike
CrowdStrike is a global leader in cloud-native cybersecurity, specializing in endpoint protection and threat intelligence through its unified Falcon platform.
GV
GV is a prominent venture capital firm that invests across multiple stages and sectors, focusing on enterprise solutions and frontier technology innovations.
What's next for Legion Security?
With the successful closure of this major strategic investment, Legion Security is poised to enter a phase of rapid market expansion and product maturation. The company's roadmap likely involves deepening its AI capabilities to handle increasingly sophisticated adversarial tactics while expanding its footprint within the global enterprise market. As the demand for automated, context-aware security solutions continues to rise, Legion is strategically aligned to capitalize on the shift toward intelligent, agent-based security workflows. Future growth will likely focus on enhancing the platform's interoperability with a broader range of legacy tools, ensuring that security teams can maintain investigative consistency without the burden of custom integration overhead. The firm's ability to convert human expertise into machine-executable playbooks remains a key competitive advantage as it scales its operations to meet the needs of large-scale, complex security environments.
See full Legion Security company page
