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The latest funding rounds from the UK tech ecosystem. Updated 16 October 2026.
Announcements
224
Total raised
£2.8B
disclosed amounts
The funding round was led by Summit Partners with participation from Goldman Sachs to support North American expansion.
"Gaps in cybersecurity knowledge meaningfully increase risk to an organization, creating vulnerability and presenting opportunity for attackers. The rapid, constantly evolving threat landscape has made traditional classroom training for cyber skills obsolete,"
The seed round was led by ADV with participation from Entrepreneur First.
"The proliferation of catastrophic end-point derived cyber-attacks is unacceptable, dangerous and threatens to irrevocably undermine trust in our connected world,"
The funding round was led by Mercia to support product development and team expansion.
"There are over 400,000 substations in the UK and most are still accessed via old-fashioned keys which are easily lost, stolen or not returned. CentraLock offers a step change in security for the utilities industry. Not only does it help prevent unauthorized access, but it also helps safeguard maintenance staff who often work alone on sites in remote locations. We believe there could be a huge potential market worldwide."
The Series A round was led by MMC Ventures with participation from In-Q-Tel, White Star Capital, and Oxford Capital.
"As a long-standing service provider to the UK government, we’re committed to supporting its National Cyber Security Strategy initiatives. OnINBOX’s ability to help our employees differentiate between real emails and the latest in highly targeted and well-crafted phishing emails helps us to maintain our high-security standards."
The oversubscribed round was backed by new investors eCAPITAL and Seraphim Capital alongside existing backers.
"Developers are struggling to cope with the need for trusted solutions for cybersecurity and functional safety. UltraSoC is uniquely able to provide such features at the fundamental hardware level. eCAPITAL and Seraphim add sector-specific focus and expertise in cybersecurity and in the aerospace ecosystem, where functional safety and reliability are paramount. I’m delighted to have secured their support alongside our existing major investors who have recommitted in this latest funding round."
