Best 15 Venture Capital Firms in London in 2025

Investors Database London

London stands as Europe's financial capital and one of the world's most influential startup ecosystems — a city where traditional finance meets cutting-edge innovation, and where ambitious founders access capital to scale globally.

Whether you're building a fintech company, a B2B SaaS platform, or a deeptech innovation, London's venture capital scene offers unparalleled access to capital, expertise, and international markets.

In this article, founders will discover the best 15 venture capital firms in London actively backing startups in 2025. The goal is to highlight VC partners that align with different stages and sectors — helping startups navigate the city's sophisticated investment landscape.

Quick list of top venture capital firms in London

Index Ventures: Early-stage to growth investor backing Europe's most successful tech companies.
Accel: Leading global VC with deep London roots and enterprise software expertise.
Balderton Capital: Pan-European VC focusing on B2B software and consumer technology.
Atomico: Global growth-stage investor led by Skype founder Niklas Zennström.
Eight Roads Ventures: Multi-stage investor with global reach and fintech specialization.
LocalGlobe: Seed-stage fund backing exceptional European founders from day one.
Notion Capital: B2B software specialist with hands-on operational support.
Seedcamp: Europe's leading seed investor with extensive founder support network.
Forward Partners: Seed-stage VC combining capital with hands-on operational expertise.
DN Capital: Multi-stage investor focusing on SaaS and digital marketplaces.
Octopus Ventures: Backing bold entrepreneurs across health, fintech, and deeptech.
Episode 1 Ventures: Seed and Series A investor in AI and deeptech startups.
Entrepreneur First: Company builder and pre-seed investor for exceptional individuals.
Passion Capital: Backing brilliant founders solving global problems with technology.
Crane Venture Partners: B2B software specialist with founder-led investment approach.

How to find the right venture capital firm in London

Finding the right VC in London requires strategic alignment beyond just funding size — it's about finding partners who understand your market and can accelerate your growth.

Here's what to consider:

Stage Alignment: London VCs range from pre-seed company builders to growth-stage specialists.
Sector Expertise: Many focus on specific verticals — fintech, enterprise software, healthtech, or consumer.
Market Understanding: Look for investors with deep UK/European market knowledge and regulatory expertise.
Network Quality: Assess their connections to enterprise customers, talent, and follow-on investors.
Value-Add Services: Consider operational support, international expansion help, and industry connections.

You can explore more with the Papermark Investor Database, filtering by sector, check size, and geographic focus.

How to send your pitch deck to VC funds in London

If you're targeting venture capital firms in London, sending a pitch deck requires sophistication and security that matches the city's financial standards. Modern VCs in London expect professionalism, transparency, and data-driven insights.

Here's how to present your opportunity effectively:

Professional presentation: Use trackable, dynamic links instead of static attachments.
Share smart: Deploy Papermark for secure, analytics-rich deck sharing.
Market relevance: Demonstrate clear understanding of UK/European market dynamics.
Regulatory awareness: Show knowledge of relevant UK regulations and compliance requirements.
Traction focus: Highlight growth metrics, revenue, and market validation.
International vision: Articulate global expansion plans from your London base.
Track engagement: Monitor investor activity to optimize follow-up timing.

Why use a pitch deck link instead of attachments?

Get notified when London VCs open your deck
Track how long they spend on each page of your presentation
Capture emails of investors who viewed your materials
Protect your intellectual property using watermarks, screenshot protection and other link permissions
Securely share your data room with multiple documents

Pitch deck sharing

How to choose a venture capital firm in London?

When selecting the right London-based VC partner, consider these essential factors:

Investment Thesis: Ensure their focus areas align with your business model and sector.
Stage Specialization: Match your funding stage with their investment preferences and check sizes.
UK Market Expertise: Prioritize investors with deep understanding of British market dynamics and regulations.
Portfolio Synergies: Look for potential partnerships and knowledge sharing within their portfolio.
International Reach: Consider their ability to support global expansion, particularly to US markets.
Value-Add Capabilities: Assess their operational support, recruitment help, and industry connections.
Follow-on Capacity: Understand their ability to participate in future funding rounds.
Decision-Making Process: Evaluate their investment timeline and decision-making structure.
Cultural Fit: Ensure alignment between their working style and your company culture.
Track Record: Research their performance with similar companies and exit history.

How to reach out to venture capital firms in London?

Successfully engaging with London's VC community requires a strategic, professional approach:

Research thoroughly: Use platforms like Crunchbase, PitchBook, and the British Private Equity & Venture Capital Association directory.
Leverage warm introductions: Utilize connections through portfolio companies, advisors, or industry networks.
Attend industry events: Participate in London Tech Week, TechCrunch events, and sector-specific conferences.
Demonstrate market fit: Show clear understanding of UK market opportunity and competitive landscape.
Highlight regulatory compliance: Address relevant UK regulations and data protection requirements.
Prepare for due diligence: London VCs often conduct thorough financial and legal analysis.
Time your approach: Consider market conditions and VC fund lifecycles for optimal timing.
Follow up strategically: Use pitch deck tracking software to monitor engagement and optimize follow-ups.
Build relationships early: Start conversations months before needing funding through update emails and coffee meetings.
Consider accelerator programs: Programs like Techstars London or Entrepreneur First provide direct access to investor networks.

1. Index Ventures

Index Ventures has been at the forefront of European venture capital for over two decades, backing transformative companies from early stage through to IPO across enterprise software, fintech, and consumer technology.

Sector: Enterprise Software, Fintech, Consumer, Gaming
Stage: Series A, Series B, Growth
Location: London, UK (with offices in San Francisco and Geneva)
Website: Index Ventures

2. Accel

Accel combines global reach with local expertise, leveraging their London office to back exceptional European founders building category-defining companies in enterprise software and consumer technology.

Sector: Enterprise Software, Consumer, Fintech, Cybersecurity
Stage: Early, Growth
Location: London, UK (with offices in Palo Alto, New York, and Bangalore)
Website: Accel

3. Balderton Capital

Balderton Capital is one of Europe's leading venture capital firms, focusing exclusively on backing exceptional European entrepreneurs building global technology companies.

Sector: B2B Software, Consumer Technology, Fintech
Stage: Seed, Series A, Series B
Location: London, UK
Website: Balderton Capital

4. Atomico

Founded by Skype co-founder Niklas Zennström, Atomico invests in ambitious founders using technology to address global challenges and build category-defining companies.

Sector: Enterprise Software, Consumer, Climate Tech, Healthcare
Stage: Series A, Series B, Growth
Location: London, UK
Website: Atomico

5. Eight Roads Ventures

Eight Roads Ventures, the venture capital arm of Fidelity International, backs entrepreneurs building disruptive technology companies across multiple stages and geographies.

Sector: Fintech, Healthcare, Enterprise Software, Consumer
Stage: Seed, Early, Growth
Location: London, UK (with offices in China, India, Japan, and Singapore)
Website: Eight Roads Ventures

6. LocalGlobe

LocalGlobe is a seed-stage venture capital fund that backs exceptional founders from day one, providing capital and support to help them build global businesses from Europe.

Sector: B2B Software, Fintech, Consumer, Climate Tech
Stage: Pre-Seed, Seed
Location: London, UK
Website: LocalGlobe

7. Notion Capital

Notion Capital is a leading B2B software investor, providing growth capital and operational expertise to help European software companies scale internationally.

Sector: B2B Software, SaaS, Enterprise Technology
Stage: Series A, Series B
Location: London, UK
Website: Notion Capital

8. Seedcamp

Seedcamp is Europe's leading seed investor, providing funding, support, and access to an extensive network to help founders build global businesses.

Sector: Enterprise Software, Fintech, Consumer, AI
Stage: Pre-Seed, Seed
Location: London, UK
Website: Seedcamp

9. Forward Partners

Forward Partners is a seed-stage venture capital firm that combines investment with hands-on operational support to help UK and European startups scale.

Sector: B2B Software, Consumer Technology, Fintech
Stage: Seed, Series A
Location: London, UK
Website: Forward Partners

10. DN Capital

DN Capital is a multi-stage venture capital firm focusing on digital businesses with global potential, particularly in SaaS and digital marketplaces.

Sector: SaaS, Digital Marketplaces, Fintech, Consumer Internet
Stage: Seed, Series A, Series B
Location: London, UK (with an office in Palo Alto)
Website: DN Capital

11. Octopus Ventures

Octopus Ventures backs bold entrepreneurs who are using technology to solve significant problems across health, fintech, and deeptech sectors.

Sector: Health, Fintech, Deeptech, B2B Software
Stage: Seed, Series A, Series B
Location: London, UK (with offices in New York and Singapore)
Website: Octopus Ventures

12. Episode 1 Ventures

Episode 1 Ventures is a seed and Series A venture capital firm investing in AI and deeptech startups led by exceptional technical founders.

Sector: AI, Machine Learning, Deeptech, Enterprise Software
Stage: Seed, Series A
Location: London, UK
Website: Episode 1 Ventures

13. Entrepreneur First

Entrepreneur First is a company builder that finds and funds individuals to build technology startups, creating companies from pre-team stage.

Sector: Deep Tech, AI, Enterprise Software, Consumer
Stage: Pre-Seed, Company Building
Location: London, UK (with offices globally)
Website: Entrepreneur First

14. Passion Capital

Passion Capital backs brilliant founders solving global problems with technology, focusing on early-stage investments across multiple sectors.

Sector: Enterprise Software, Consumer, Climate Tech, AI
Stage: Seed, Series A
Location: London, UK
Website: Passion Capital

15. Crane Venture Partners

Crane Venture Partners is a B2B software specialist founded by experienced operators, providing founder-friendly capital and hands-on support.

Sector: B2B Software, SaaS, Enterprise Technology
Stage: Seed, Series A
Location: London, UK
Website: Crane Venture Partners

Did not find the right venture capital firm in London?

Don't worry, you can explore our comprehensive investors database with 7k+ VC funds listed, where we have catalogued over 7k+ VC firms, organized by sector, stage, and location.

Conclusion: venture capital firms in London actively investing in 2025

London has cemented its position as Europe's premier financial and technology hub, with its venture capital ecosystem particularly excelling in fintech, enterprise software, and deeptech innovations. The 15 firms profiled here represent the backbone of London's startup funding landscape, collectively managing over £30 billion dedicated to backing promising companies.

What distinguishes London VCs is their unique combination of financial sophistication, international market access, and deep sector expertise across fintech, enterprise software, and emerging technologies. These investors offer more than capital — they provide regulatory guidance, connections to enterprise customers, and pathways to global markets.

The strength of London's ecosystem lies in its interconnectedness with global finance and its role as a gateway between European and international markets. Early support from seed investors like LocalGlobe or Seedcamp can create pathways to growth capital from Atomico or Index Ventures, and ultimately to international expansion.

As London continues to strengthen its position as a global innovation center post-Brexit, these venture capital firms remain instrumental in maintaining the city's competitive advantage. Their commitment to supporting ambitious founders and companies addressing global challenges ensures that London's startup community will continue delivering both technological innovation and business impact for years to come.