Startup pitch deck: free template with investor tips
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If you’re looking for investors to fund your startup, you’re in the right place. Welcome to the ultimate list of the most active SEIS funds in the UK.
We’ve included SEIS funds that invest across sectors in early-stage businesses (Pre-seed to Series A) so you can find the best SEIS fund for your business. We’ve also added some useful resources at the end to help make your SEIS funding journey easier, faster and more affordable.
What is an SEIS fund?
An SEIS fund is a venture capital fund used to invest in SEIS-eligible companies. SEIS is a tax initiative that incentivises private investors to support UK innovation and stimulate the growth of the economy. SEIS provides tax relief for investors who invest in small, seed-stage companies.
32 active SEIS investment funds
Here’s our list of active SEIS investment funds in the UK in 2026. For more region-based investment funds, VCs and angels, you can browse the resources listed at the end of this article.
7percent
Focusing on pre-seed and seed companies building ambitious solutions to widespread problems, 7Percent writes $250k-$2m cheques alongside other angel investors or trusted founder-friendly VCs.
Accel
A global VC often first to partner with exciting early-stage startups, Accel has backed some of the biggest names in tech, such as Atlassian, Spotify and Xero.
Angel Academe
Angel Academe invests in female-founded tech startups at both early and later stages.
Ascension Ventures
One of the most active seed investors in the UK, Ascension Ventures invests in early-stage technology companies, with a particular focus on startups raising their first or second round.
Anthemis
Anthemis backs early-stage startups at the intersections of industry, technology and society, deploying financial, human and intellectual capital to architect a more equitable, sustainable and human-centred digital economy.
Balderton Capital
Balderton Capital backs businesses from seed to Series C, with portfolio highlights including Depop, CityMapper, GoCardless and Revolut.
British Design Fund
British Design Fund invests in early-stage British product businesses, typically deploying between £150,000 to £200,000.
Britbots
Britbots offer early-stage investment to UK-based robotics, automation and AI companies.
Concept Ventures
Previously known as RLC Ventures, Concept Ventures is the largest dedicated UK pre-seed fund, investing up to £750k in early-stage companies.
Connect Ventures
Connect Ventures invests in both early- and late-stage software companies across a range of sectors, particularly those in B2B SaaS, fintech, consumer software and digital health.
Crane Venture Partners
Founded on the philosophy of “first to believe, last to leave,” Crane backs brilliance from the very beginning, focusing on SaaS, open-source, data-first, machine learning and creator-driven ventures.
Deepbridge Capital
Deepbridge Capital invests in early-stage technology, life sciences and renewable energy companies.
Episode 1#
Episode 1 invests in pre-seed and seed B2B software companies and focus on getting them to a successful Series A.
Force Over Mass
Investing from early-stage to Series B, Force Over Mass backs B2B tech companies focusing on AI, fintech and Industry 4.0 across Europe and the UK.
Fuel Ventures
Fuel Ventures is one of the most active VCs in the UK, investing in early-stage tech companies from pre-seed to Series A.
Frontline
Frontline backs globally ambitious B2B companies on both sides of the Atlantic.
Haatch
Haatch is a one of the most active funds in the UK, investing across a range of sectors at both early and later stages.
Imbiba
Imbiba invest up to £15 million to help innovative UK and Irish startups across education, healthcare, lifestyle and technology scale.
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Speed up my roundJenson Funding Partners
Jenson Funding Partners are a B Corp certified firm offering SEIS and EIS investment across a range of sectors.
Martlet Capital
Martlet Capital invests in early-stage deeptech and life sciences B2B companies, focusing primarily on companies based in Cambridge, UK.
Nauta Capital
Nauta Capital invests in early-stage B2B software companies across Europe, including pre-revenue.
Northzone
Northzone is a multi-stage VC backing companies across the UK, Europe and the US. Investing at seed, Series A, Series B and growth stages, they typically write cheques between €1 million to €40 million.
o2h ventures
The o2h Human Health SEIS Fund invests in early-stage SEIS biotech companies specialising in novel drug discovery and enabling services, tools and AI.
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Tell me moreSamaipata
Samaipata backs ambitious founders and primarily invests in early-stage tech startups.
SFC Capital
Sector-agnostic SFC Capital invests in UK-based pre-seed startups, often acting as lead investor for many of their 500+ portfolio companies. The fund invests in SEIS qualifying businesses, investing between £100-300k in exchange for 10-20% equity.
Speedinvest
Speedinvest backs European businesses working across AI, climate tech, deeptech, fintech, health and SaaS. Typically investing at Series B to pre-IPO stages, Speedinvest writes cheques from €5 million up to €30 million.
SuperSeed
SuperSeed invests in B2B businesses bringing applied AI to the real economy.
Sustainable Ventures
Sustainable Ventures invests in early-stage tech companies addressing the challenges of climate change and resource scarcity.
Symvan Capital
Symvan Capital invests in tech companies across sectors, with a focus on B2B. They invest in early stage companies, including Pre-seed.
Truesight Ventures
Truesight Ventures invests in pre-seed and seed stage tech startups across Europe, with a focus on UK and Nordic markets.
Vala Capital
Vala Capital invests in sustainable startups creating positive change in their markets and society, no matter the sector.
SEIS funding – more resources
Looking to raise SEIS funding? Maybe you’re still exploring your SEIS eligibility. Make sure you meet the criteria before approaching SEIS investors. Take a look at more of our guides about SEIS fundraising:
SEIS: Guide to the Seed Enterprise Investment Scheme
Our comprehensive guide to the Seed Enterprise Investment Scheme, including eligibility criteria and how it works.
SEIS/EIS Advance Assurance Checklist
This handy checklist guides you through all the documents you’ll need for your SEIS Advance Assurance application.
How to complete your first funding round
This step-by-step guide covers how to start, manage and close your first funding round in the UK.
Startup funding: how it works and how to raise it
Our guide to the different types of funding and funding rounds, with tips from our experts.
Browse our other lists of investors:
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Jonny Seaman
Jonny Seaman is our Investor Partnerships Manager. With over 200 closed rounds under his belt, he’s seen the good, the bad and the ugly of startup investment.
