Top 10 Cybersecurity Capital Raises and Investors in the U.S. – August 1st – 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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- Information Security Media Group, a cybersecurity media and intelligence network that links professionals and businesses with technology and marketing services, received a development capital from Peak Rock Capital.
PIPE
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- DEFSEC Technologies, a Canadian defense company that develops and commercializes next-generation tactical systems, received CAD 5.54 million of development capital.
Buyout/LBO
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- Xamin, managed it services that serves organizations in regulated and high reputational risk industries, was acquired by Ascend Technologies, via its financial sponsor M/C Partners, through an LBO.
Merger/Acquisition
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- Permiso, cloud identity security software that simplifies the detection and prevention of identity-based threats across cloud environments, was acquired by Okta (NAS: OKTA) for $200 million.
Later Stage VC
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- Horizon3, a security automation platform that performs autonomous penetration testing and operational security assessments, raised $250 million of Series E venture funding in a deal led by NightDragon and New Enterprise Associates.
- InnerActiv, endpoint security software that helps govern AI usage and prevent insider threats and accidental data leakage through real-time risk intelligence, raised $3.26 million of venture funding in a deal led by Blu Venture Investors and North Coast Ventures.
Early-Stage VC
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- Oligo Security, a cybersecurity software that leverages runtime application context while maintaining performance and stability, raised $60 million of venture funding from Canon Capital, Lightspeed Venture Partners and TLV Partners.
- Trential, digital credential verification and identity infrastructure platforms for trusted credentialing, raised $1.15 million of venture funding.
Seed Round
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- LayerV, a network invisibility platform that protects private applications from unauthorized reconnaissance, raised $625,000 of seed funding.
Angel (individual)
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- ProSentra, a cybersecurity program operating system that assesses maturity and prioritize risk reduction, raised $50,000 of angel funding in the form of SAFE notes.
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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
Please contact me if you have any questions or would like to discuss your capital raise:
Email: rlacy@castleplacement.com
(C) (573) 880-2974
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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.











