Top 10 Cybersecurity Capital Raises and Investors in the U.S. – April 1st – May 31st, 2026
Several interesting transactions closed in the Cybersecurity sector over the past month. If you would like more info on these deals or would like to discuss the capital raising market for your company, please contact me.
PE Growth/Expansion
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- SHIELD, an artificial intelligence-based fraud detection and risk intelligence software that identifies, prevents, and manages digital fraud across applications and platforms, received a development capital from zVentures.
- Periculus, a risk management platform for cyber insurers, service providers, and small to medium-sized businesses to manage digital risks, received a development capital from Ridge Capital Partners.
Buyout/LBO
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- Efficient IP, network automation tools that drives business through network services availability, security, and performance, was acquired by Francisco Partners through an estimated EUR 200 million LBO.
Merger/Acquisition
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- Secuvant, cybersecurity and risk management services that protects business operations and digital environments from cyber threats, was acquired by Cycurion (NAS: CYCU) for $2.875 million.
- SKV Technology, a quantum resilient cybersecurity architecture that protects data and communications across cloud, network, endpoint, and chip layers, was acquired by Quantum eMotion (TSX: QNC) for CAD 7 million.
Later Stage VC
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- Quantum Bridge, a proprietary software and quantum repeater hardware that improves quantum communications, raised $8 million of Series A venture funding in a deal led by Primo Capital.
Early Stage VC
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- Armada (San Francisco), an edge computing platform that revolutionizes connectivity, computing, and artificial intelligence tools, raised $230 million through a combination of Debt and Series B venture funding in a deal led by 8090 Industries, Overmatch Ventures, and BlackRock.
- Ocean, an agentic email security platform that detects and prevent targeted email attacks, raised $20 million of Series A venture funding in a deal led by Lightspeed Venture Partners Israel.
Seed Round
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- Rilian Technologies, cybersecurity software that enhances global security by addressing emerging cyber threats and vulnerabilities, raised $17.5 million of seed funding in a deal led by First In, 8VC and Tamarack Global.
- Phin, a phishing simulation and security awareness platform that mitigates complex threats, raised $5.98 million through the combination of Seed-6, Seed-7, and Seed-8 funding.
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Rebecca Lacy
Managing Director
More than 30 years positioning companies for growth. She began her career as a retail business owner then transitioned to McDonnell Douglas/Boeing where she worked to help small businesses gain significant market share. This included advocating at the federal level for legislation to facilitate competition for small businesses. Helped businesses secure non-traditional funding through grants, as well IP and equipment donations. Served in a board or advisory capacity for several economic development organizations. Transitioned to business ownership where she and her team created diagnostic tools and training that helped companies function with greater efficiency and flexibility. Domestic and international clients ranged from start-ups to multi-national corporations from a broad array of industries, government agencies and not-for-profits. B.A. in Public Administration, MBA from Western International University. FINRA Series 7 and 63 licenses.
- Email: rlacy@castleplacement.com
- (C) (573) 880-2974
Rebecca Lacy
Managing Director
Please contact me if you have any questions or would like to discuss your capital raise:
Email: rlacy@castleplacement.com
(C) (573) 880-2974
Send us a message:
Sources: Information on this page was derived from a variety of sources including Bloomberg, Company Websites, Crunchbase, PitchBook and other news outlets. Castle Placement® does not warrant or guarantee this information, nor makes any representations as to the accuracy of the information. For more Risks, see CPGO Risks and Disclaimers.
