Series D Funded Startups in United Kingdom
Across the 25 most recent UK Series D rounds shown, the largest disclosed raise is Rapyd at $300M (2021-01-13), which dwarfs the rest of the disclosed amou…
Across the 25 most recent UK Series D rounds shown, the largest disclosed raise is Rapyd at $300M (2021-01-13), which dwarfs the rest of the disclosed amounts; the next tier clusters around roughly $100M–$180M (e.g., Synthesia $180M on 2025-01-15; Paddle $200M on 2022-05-10), while most other disclosed rounds sit below $100M (e.g., Meniga $16M on 2023-12-13; Econic Technologies $13M on 2022-08-09).
The list is also geographically concentrated: 21 of 25 entries are in London (ranging from Artios Pharma’s Cambridge and other cities to London-based deals like Thought Machine $160M on 2022-05-18 and Quantexa $153M on 2021-07-13). Temporally, rounds span 2021-01-13 (Rapyd) through 2025-11-20 (Artios Pharma), with a dense mid-window in 2022 (e.g., Paddle, Starling Bank, and Amplience). Sector-wise, Financial Services and Artificial Intelligence both appear in multiple entries (Financial Services: 6; Artificial Intelligence: 2).
Most recent rounds
25 shownRelated listings
Frequently asked
What is the largest disclosed UK Series D round here, and how does it compare to the rest of the disclosed amounts?
Rapyd’s $300M disclosed round on 2021-01-13 is the clear outlier versus the other disclosed amounts in this list; the next-largest figures include Paddle at $200M (2022-05-10) and Synthesia at $180M (2025-01-15), while many entries are far below $100M (e.g., Meniga $16M on 2023-12-13; Econic Technologies $13M on 2022-08-09).
Which rounds are clustered most tightly in time within these 25 rows?
The highest concentration by year is 2022, with multiple London-based Series D closings such as Thought Machine $160M (2022-05-18), Paddle $200M (2022-05-10), Starling Bank $166M (2022-04-26), and Amplience $100M (2022-03-15). In contrast, the most recent edge is Artios Pharma on 2025-11-20 ($115M), while the oldest is Rapyd on 2021-01-13 ($300M), giving a span across roughly four years.
Are certain geographies over-represented in this Series D UK list?
Yes. London accounts for 21 of 25 entries (e.g., Synthesia $180M on 2025-01-15; Quantexa $153M on 2021-07-13; Rapyd $300M on 2021-01-13), while the remaining deals are spread across other UK locations such as Cambridge (Artios Pharma $115M on 2025-11-20; Owlstone Medical $58M on 2021-09-07), Manchester (Matillion $100M on 2021-02-16), Bristol (Ultraleap shows $81M on 2021-11-17 but the listing includes “Bristol, Virginia”), and Abingdon (Nexeon $90M on 2022-08-03).
Which sectors show up most often in this table, and do they cluster by amounts?
Financial Services is the most frequent sector (6 entries), including Paddle $200M (2022-05-10), Starling Bank $166M (2022-04-26), Moneyfarm $60M (2022-01-26), and TrueLayer $70M (2021-04-08). Artificial Intelligence appears 2 times (Synthesia $180M on 2025-01-15; Quantexa $153M on 2021-07-13), and both sit in the upper range compared with many other sectors in the list.
Are there meaningful outliers besides the largest round?
Blockchain.com is a strong low-amount outlier at $100K on 2022-03-30, especially relative to the rest of the disclosed rounds (e.g., Reactive Technologies $32M on 2024-05-21; Signifier Medical Technologies $35M on 2021-07-27; Owlstone Medical $58M on 2021-09-07). The sector also differs from most of the larger raises in the dataset, which are concentrated in Financial Services, AI, and other enterprise categories.
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