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The latest funding rounds from the UK tech ecosystem. Updated 15 September 2026.
Announcements
102
Total raised
£11.5B
disclosed amounts
Google Ventures led the Series E financing round, which valued the video platform at $4bn.
"Synthesia is a UK success story, creating new jobs and opportunities in this country. It shows that by backing innovators to start, scale and stay in the UK through better access to finance and generous tax reliefs, we can turn the promise of AI into better-paid jobs and long-term growth across the UK."
The round was led by Sofina with participation from Better Society Capital and existing investors.
"Stream exemplifies how placing impact considerations at the heart of product development can drive sustainable commercial value. Its focus on tackling the 'poverty premium' not only works to improve financial resilience, but also solve critical challenges for employers. Stream's dedication to understanding and improving their products' impact on users enables greater positive outcomes and propels their strong commercial growth, and we look forward to the impact this funding will support."
The Series D round was co-led by Georgian, Hedosophia, and Khosla Ventures to support international expansion and product development.
The UK Government led the round with a £20m investment to support upcoming rocket launches and development programmes.
"Britain’s impressive toolkit of scientific talent, world class facilities, and unique geography means we stand ready to lead the charge and to work together with our international partners as a key part of the new space revolution in Europe."
Ventura Capital led the Series E round, with participation from Aviva Ventures, Horizons Ventures, and the Gates Foundation, to advance clinical trials and commercialise breath tests.
"Testament to the power of Breath Biopsy is the continued strong support we continue to enjoy from our investors. The funds closed will enable us to progress our business to the next stage, advancing clinical trials and supporting the launch and commercialization of our pipeline of unique breath tests."
