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§ Private Profile · 156 W 56th Street, 3rd Floor, New York, NY 10019 United States
SaaS provider of open-source cybersecurity solutions for threat intelligence, security validation, and cyber risk management.
Filigran has raised $114.0M across 4 funding rounds.
Key people at Filigran.
Filigran has raised $114.0M in total across 4 funding rounds.
Based in Paris, France, Filigran develops open-source cybersecurity solutions focused on threat intelligence management, breach and attack simulation, and cyber risk management. The venture-funded software provider operates an extended threat management platform, integrating proprietary tools like OpenCTI and OpenBAS, which is currently utilized by more than 6,500 organizations worldwide. Its enterprise and government customer base spans the financial services, healthcare, and aviation sectors, featuring prominent entities such as the FBI and the European Commission. The company has raised over $100 million in total funding, including a recent $58 million Series C round, backed by lead investors Eurazeo, Accel, and Insight Partners. To support its expanding international operations and North American revenue growth, the business maintains a global workforce of over 220 employees distributed across 18 different countries. Filigran was founded in 2022 by Samuel Hassine and Julien Richard.
Key people at Filigran.
Filigran has raised $114.0M in total across 4 funding rounds.
Filigran's investors include Alexandra Pederzani, Accel, Insight Partners, Moonfire Ventures, Motier Ventures, Thomas Tschersich, Ameet Patel, Bradley Horowitz, Guy Podjarny, Tim Sadler, Autotech Ventures, Pareto Holdings.
Filigran has raised $114.0M across 4 funding rounds. Most recently, it raised $58.0M Series C in October 2025.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Oct 1, 2025 | $58M Series C | Alexandra Pederzani | Accel, Insight Partners, Moonfire Ventures, Motier Ventures, Thomas Tschersich | Announced |
| Oct 1, 2024 | $35M Series B | Insight Partners | Accel, Moonfire Ventures, Motier Ventures, Ameet Patel, Bradley Horowitz, GUY Podjarny, TIM Sadler | Announced |
| Feb 1, 2024 | $16M Series A | Accel | Autotech Ventures, Insight Partners, Moonfire Ventures, Motier Ventures, Pareto Holdings, Redpoint Ventures, Ameet Patel, Bradley Horowitz, GUY Podjarny, Roxanne Varza, Thibaud Elziere, TIM Sadler | Announced |
| Jun 1, 2023 | $5M Seed | Moonfire Ventures | Accel, Autotech Ventures, Motier Ventures, Pareto Holdings, Redpoint Ventures, Ameet Patel, Bradley Horowitz, GUY Podjarny, Roxanne Varza, Thibaud Elziere, TIM Sadler, Kima Ventures, Raise Sherpas | Announced |
Filigran is a France-based cybersecurity company that builds open-source platforms for threat intelligence management, incident response, breach and attack simulation, and cyber risk management, serving enterprise security operations centers, federal agencies, and multinational corporations like Airbus, Marriott, Rivian, and the FBI.[1][2][6] Its core products include OpenCTI for unifying threat intel data, OpenBAS for simulation, and the emerging OpenGRC for dynamic risk assessment, all under the eXtended Threat Management (XTM) suite, solving the problem of making proactive threat anticipation accessible and actionable amid rising cyber threats.[2][3][6] With strong growth momentum—raising $35M in Series B (October 2024) and $58M in Series C, totaling over $100M, expanding to 80-150 employees, and adoption by over 6,000 organizations—Filigran is accelerating AI-driven innovations and global reach into the US and Pacific regions.[1][2][3]
Filigran was founded in 2022 by CEO Samuel Hassine and CTO Julien Richard, though some reports reference earlier roots tied to 2016 developments in their open-source projects.[1][2][5] Hassine brings over 15 years in threat intelligence, including as head of Threat and Risk Analysis at France's ANSSI (National Cybersecurity Agency) and Director of Security Strategy at Tanium, while Richard offers two decades in data and engineering leadership.[6] The idea emerged from their mission to democratize threat intelligence through interoperable, community-driven open-source tools like OpenCTI and OpenBAS, addressing gaps in operationalizing intel data for proactive defense.[2][6] Early traction came rapidly: within two years, they built a passionate open-source community, secured enterprise customers, and raised a $16M Series A followed quickly by Series B, validating their vision amid booming cybersecurity demand.[2][6]
Filigran rides the explosive growth of the cybersecurity market, fueled by digital transformation, escalating threats, and AI proliferation, where demand for proactive, intelligence-led defenses outpaces traditional reactive tools.[1][2] Its timing is ideal post-2022 founding, capitalizing on open-source momentum in cyber (e.g., similar to Chainalysis in blockchain forensics) amid regulatory pressures for better risk management and the shift to "threat-informed" strategies.[3][6] Market forces like rising breaches and AI-driven attacks favor its XTM approach, which democratizes elite tools for mid-market to enterprises, influencing the ecosystem by building interoperable standards that empower smaller teams and reduce vendor lock-in.[2][6]
Filigran is poised for hypergrowth, leveraging Series C funds to hire aggressively, penetrate the US/Pacific markets, and advance AI-powered products like OpenGRC expansions.[3][7] Trends like AI-augmented threats and zero-trust architectures will amplify demand for its open, unified platforms, potentially positioning it as a category leader akin to Tanium or 1Password in their domains.[1][6] Its influence could evolve from community pioneer to global standard-setter, deepening enterprise integrations and open-source contributions—watch for IPO signals as adoption scales beyond 6,000 users, solidifying its role in proactive cyber defense.[2][3] This builds on its core mission: making elite threat intelligence universally actionable.[6]