Weekly Soak 🧼 29 Sep 2025

The definitive round-up of venture capital fundraising news | 🇬🇧 edition

Jesse Heasman
September 29, 2025

Spread the word: Duel raises £12m Series A to scale its brand advocacy platform for retail

Welcome if you’re new to Weekly Soak by Soapbox - the newsletter that covers every funding round announced in the last 7 days.

Soapbox helps founders and companies - whatever stage, sector or surrounding hype - publish a clean, golden source of their fundraise online for onward sharing.

And allows the rest of the tech community to catch-up on the latest venture stories in a simple feed and newsletter without the usual clickbait or paywall.

Last week over £1bn in funding was announced across 19 rounds, boosted by Nscale landing Europe’s largest Series B on record. Catch up below ⤵️

>£100m

Nscale raises £750m Series B led by Aker ASA to build AI-native hyperscale data centres

🌎 London, United Kingdom 📈 Series B ⚙️ Infrastructure

www.soapbox.vc/feed/nscale-750m-series-b

Signal AI announces £120m growth round led by Battery Ventures to expand global risk and reputation intelligence platform

🌎 London, United Kingdom 📈 Growth ⚙️ Risk management

www.soapbox.vc/feed/signal-ai-120m-growth

£50 ➡️ 100m

Tide lands £90m strategic investment led by TPG to accelerate international expansion and build out agentic AI offering

🌎 London, United Kingdom 📈 Strategic ⚙️ Fintech

www.soapbox.vc/feed/tide-90m-strategic

£10 ➡️ 20m

Mimica raises £20m Series B led by Paladin Capital Group to capture, map and optimise business processes with AI

🌎 London, United Kingdom 📈 Series B ⚙️ AI

www.soapbox.vc/feed/mimica-20m-series-b

Synthesized raises £15m Series A led by Redalpine to automate the most difficult parts of testing with agentic AI

🌎 London, United Kingdom 📈 Series A ⚙️ DevOps

www.soapbox.vc/feed/synthesized-15m-series-a

Triver secures £14m Series A led by AlleyCorp alongside £100m debt facility to expand working capital platform for UK SMEs

🌎 London, United Kingdom 📈 Series A ⚙️ Finance

www.soapbox.vc/feed/triver-14m-series-a

Duel secures £12m Series A led by Molten Ventures and Bright Pixel to scale brand advocacy platform for retail

🌎 London, United Kingdom 📈 Series A ⚙️ Marketing

www.soapbox.vc/feed/duel-12m-series-a

£5 ➡️ 10m

YASO secures £8m Series A led by Puma Growth Partners to expand its operating system for global brands in China

🌎 London, United Kingdom 📈 Series A ⚙️ Ecommerce

www.soapbox.vc/feed/yaso-8m-series-a

£2 ➡️ 5m

Wexler.ai lands £4m seed round led by Pear VC to bring real-time fact checking to complex litigation

🌎 London, United Kingdom 📈 Seed ⚙️ Legal

www.soapbox.vc/feed/wexler-ai-4m-seed

Scindo lands £4m in funding from Kadmos Capital and Clay Capital to develop enzyme platform for sustainable chemicals

🌎 London, United Kingdom 📈 Equity ⚙️ Biotechnology

www.soapbox.vc/feed/scindo-4m-equity

DaltonTx launches with £4m seed round from Redalpine, IQ Capital and Seedcamp to build the intelligence backbone of drug discovery

🌎 London, United Kingdom 📈 Seed ⚙️ Life sciences

www.soapbox.vc/feed/daltontx-4m-seed

Hubflow closes £3.5m investment from Whiterock to expand flexible workspace network across London

🌎 London, United Kingdom 📈 Equity ⚙️ Property

www.soapbox.vc/feed/hubflow-4m-equity

Trismik secures £2.2m pre-seed led by Twin Path Ventures to launch tools for designing and analysing LLM experiments

🌎 Cambridge, United Kingdom 📈 Pre-seed ⚙️ AI

www.soapbox.vc/feed/trismik-2m-pre-seed

£1 ➡️ 2m

Requesty raises £2m seed led by 20VC to provide secure multi-AI gateway for enterprise developers

🌎 London, United Kingdom 📈 Seed ⚙️ Software infrastructure

www.soapbox.vc/feed/requesty-2m-seed

Holdson secures £1.5m investment led by Praetura to scale electroform metal finishing technology

🌎 Huddersfield, United Kingdom 📈 Equity ⚙️ Manufacturing

www.soapbox.vc/feed/holdson-2m-equity

£0.5 ➡️ 1m

Veridox raises £1m in funding led by Outward VC to combat insurance fraud with intelligent document and image analysis

🌎 Manchester, United Kingdom 📈 Equity ⚙️ Insurance

www.soapbox.vc/feed/veridox-1m-equity

<£0.5m

etn. emerges from stealth with £150k angel round to launch the technology show built for Europe

🌎 London, United Kingdom 📈 Angel ⚙️ Content and publishing

www.soapbox.vc/feed/etn-150k-angel

🔒 Undisclosed

Lumo Energy lands funding led by Fuel Ventures to optimise solar and battery power for homes

🌎 Cambridge, United Kingdom 📈 Equity ⚙️ Energy

www.soapbox.vc/feed/lumo-energy-equity

UAP secures angel backing led by Sixth Wave Ventures to scale carbon capture and gas recovery technology

🌎 Lancashire, United Kingdom 📈 Angel ⚙️ Climate

www.soapbox.vc/feed/uap-angel

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