London: startups, funding and events
London, in numbers
Rounds by stage
Rounds by stage. Donut chart, 6 slices. Seed 55 (40%), Series A 29 (21%), Pre-seed 22 (16%), Series B 10 (7%), Growth 9 (7%), Other (8) 13 (9%).
- Seed5540%
- Series A2921%
- Pre-seed2216%
- Series B107%
- Growth97%
- Other (8)139%
Source: Sesamers round tracker
Capital by year
Capital by year. Bar chart, 2 bars. Highest: 2026, €10.2B. Lowest: 2025, €3.0B. Values: 2025 €3.0B, 2026 €10.2B.
Source: Sesamers round tracker
Share of rounds
Share of rounds by stage. Bar chart, 13 rows. Seed 40%, Series A 21%, Pre-seed 16%, Series B 7%, Growth 6%, Series C 3%, Grant 2%, Series D+ 1%, Bridge 1%, Debt 1%, Venture Round 1%, Debt Financing 1%, Debt and Equity 0%.
Source: Sesamers round tracker
n = 200 rounds
Largest rounds tracked
| Company | Round | Sector | Lead | Amount |
|---|---|---|---|---|
| Fractile United Kingdom | Series C | Defence AI | - | €691.9M |
| Believ United Kingdom | Growth | EV Charging | Zouk Capital, Liberty Global | €356.6M |
| Wagestream United Kingdom | Undisclosed | Embedded Finance | - | €352M |
| OLIX United Kingdom | Undisclosed | Industry | - | €270.5M |
| Fractile United Kingdom | Series B | Defence AI | Accel, Factorial Funds, Founders Fund | €188M |
| Zilch United Kingdom | Growth | Fintech | KKCG | €161M |
What we have written
Nov Mindmax raises $3.3M pre-seed for a spoken AI tutor Mindmax, built by Memrise's Ed Cooke and Daniel Zohar, raised $3.3M (£2.5M) in a pre-seed round… News 28
Oct Querio raises $5M seed to put metrics back in the data team’s hands London's Querio launched with $5 million and BMW i Ventures as lead investor. Its metric definitions… News 27
Oct Machenta raises $40M seed to teach robots from one demonstration A London lab of eleven people raised $40 million before it has anything to sell. Machenta's… News 27
Oct Nevis raises $70M Series B to put AI agents inside wealth management EQT Ventures led a $70 million Series B into Nevis, a London company whose AI agents… News 26
Oct Nous raises $17M to run the bills in 250,000 UK homes A London agent that switches tariffs and cancels subscriptions now runs the bills in just under… News
Startups in London
Who invests here
Next up
Dec FinTech Connect 2026 Conference · London, United Kingdom 2 days 01
Feb Finovate Europe 2027 Conference · London, United Kingdom 03
Feb AI & Big Data Expo Global 2027 Tradeshow · London, United Kingdom · 7000 2 days 23
Feb CDAO UK 2027 Conference · London, United Kingdom · 400 2 days 24
Feb Space-Comm Expo Europe 2027 Tradeshow · London, United Kingdom · 6000 2 days 02
Mar MoneyLIVE Summit 2027 Summit · London, United Kingdom 2 days
Programs in London