This article does not constitute financial advice and is designed for information purposes only.
If this week’s crowdfunding roundup were to have a theme, it would be ambition. These startups are innovating across influencer marketing powered by agentic AI, immunology diagnostics for infectious viruses and sovereign energy security.
These are not small problems, and the founders raising this week are not thinking small either. This cohort is united by the shared belief that the right technology, properly backed, can reshape the sectors it touches.
So, who are the startups crowdfunding this week? Let’s take a look.
1. SocialTalk
How much are they raising: €450,004
Website: www.socialtalk.io
SEIS/EIS? N/A
About: SocialTalk is using agentic AI to automate the end-to-end workflows behind influencer marketing, helping brands run campaigns at scale without the manual overhead that usually comes with it.
Influencer marketing is a serious channel for brands of all sizes, but managing it is surprisingly labour-intensive regarding finding the right creators, negotiating deals and tracking performance. SocialTalk’s platform handles that autonomously, using AI to make decisions and execute tasks across the workflow to maximise return on investment.
Where to invest: Europe Republic
2. The Heat Vault
How much are they raising: N/A
Website: www.theheatvaultcompany.com
SEIS/EIS? Yes, EIS
About: The Heat Vault has developed a subterranean thermal storage system that captures excess renewable energy and waste heat, storing it underground until it’s needed.
One of the less-discussed challenges of renewable transition is what to do with energy when supply outstrips demand. The Heat Vault’s answer is to store it underground – a sovereign, large-scale solution that sits outside the vulnerabilities of grid infrastructure and reduces dependence on imported energy.
Where to invest: Crowdcube
3. The London Tunnels
How much are they raising: N/A
Website: www.thelondontunnels.com
SEIS/EIS? N/A
About: The London Tunnels is bringing one of the city’s most storied hidden spaces back to life, transforming the historic Kingsway Exchange Tunnels into a world-class attraction beneath the streets of central London.
The tunnels are being reimagined as an immersive destination that combines heritage storytelling with cutting-edge digital and technological experiences. London has no shortage of attractions, but few can offer anything quite like this with genuine history underground.
Where to invest: Crowdcube
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4. Attomarker
How much are they raising: N/A
Website: www.attomarker.com
SEIS/EIS? N/A
About: Attomarker is developing advanced immunology diagnostics capable of testing for multiple conditions simultaneously, including long Covid and Lyme disease.
Both conditions are difficult to diagnose, poorly understood and often dismissed precisely because the tools to identify them with confidence haven’t existed. Attomarker’s multiplex diagnostic technology is designed to change that, enabling clinicians to test for a range of infectious and post-viral markers from a single sample.
Where to invest: Crowdcube
5. Favela
How much are they raising: N/A
Website: www.favelacerveja.com
SEIS/EIS? Yes, EIS
About: Favela is a Brazilian-inspired lager built in the UK, on a mission to do what no Brazilian beer brand has managed to do before – scale globally.
Brazilian culture has enormous global reach and appeal, yet the beer aisle has never had a brand to match it. Favela is positioning itself to fill that space, bringing the energy and spirit of Brazil to a category that’s ready for it and building the kind of brand that can travel.
Where to invest: Crowdcube
6. Goldwise
How much are they raising: N/A
Website: www.goldwise.com
SEIS/EIS? Yes, EIS
About: Goldwise is a UK FinTech company making it simple to buy, manage and sell fractional shares of physical precious metals including gold, silver, platinum and palladium.
Precious metals have always been a popular hedge against economic uncertainty but accessing them as an investor has historically been tricky. Goldwise modernises the whole experience, bringing the ease and accessibility of a contemporary FinTech platform to an asset class that has been slow to catch up.
Where to invest: Crowdcube
