All Rankings

Top 100 UK Startups 2026

The most-funded private companies based in the United Kingdom — London's tech scene and beyond.

Known total funding for 100 of 100 ranked companies: $73.1B.

Showing top 100 matching companies · Ranked by total funding raised · Latest company record update Oct 6, 2026

Methodology: up to 100 active companies matching this list's filters are ordered by disclosed total funding in USD. Companies whose latest round is one of: Grant, Private Equity, Debt Financing are excluded. Totals include recorded grants and other qualifying funding, not just equity. Open a company profile for its funding summary and available detail. How this data is built.

26
Zopa

UK digital bank offering current accounts, savings, personal loans, and credit cards, originally ...

London, United Kingdom501–1000Banking, Fintech
Corporate RoundTotal funding$765.6MDec 2024
27
Zepz

Global payments group operating WorldRemit and Sendwave, providing digital cross-border remittanc...

London, United Kingdom1001–5000Fintech, Payments
Growth EquityTotal funding$724.0MApr 2025
28
Improbable

Improbable is a venture builder that partners with founders to create and scale businesses advanc...

London, United Kingdom501–1000Crypto & Web3, AR/VR
Venture RoundTotal funding$702.0MApr 2022
29
Blockchain.com

Crypto infrastructure provider serving people, institutions, and AI agents moving money on-chain ...

London, United Kingdom201–500Crypto & Web3, Fintech
Series ETotal funding$670.5MNov 2023
30
OakNorth

UK digital bank founded by entrepreneurs to provide fast, flexible lending and savings products t...

London, United Kingdom501–1000Financial Services, Fintech
Series CTotal funding$659.0MFeb 2019
31
Graphcore

Semiconductor company that developed the Intelligence Processing Unit (IPU), a processor architec...

Bristol, United Kingdom501–1000Semiconductors, Artificial Intelligence
Series ETotal funding$652.0MDec 2020
32
Starling Bank

Starling is a UK digital bank offering personal, business, joint, multi-currency, and children's ...

London, United Kingdom1001–5000Fintech
Series DTotal funding$625.0MApr 2022
33
Atom Bank

Atom Bank provides simple, secure savings, mortgage, and business loan products through the Unite...

Durham, United Kingdom501–1000Fintech, Banking
Growth EquityTotal funding$621.9MNov 2023
34
Zenobe

UK-based battery storage and EV fleet electrification specialist, operating grid-scale batteries ...

London, United Kingdom201–500Clean Energy, Electric Vehicles
Growth EquityTotal funding$600.0MSep 2023
35
Multiver

Professional apprenticeship platform providing an alternative to college by connecting individual...

London, United Kingdom501–1000Artificial Intelligence, EdTech
Growth EquityTotal funding$594.0MMay 2026
36
Colt Technology

Global digital infrastructure company providing high-bandwidth network connectivity, voice, secur...

London, United Kingdom5001–10000Infrastructure, Telecommunications
Growth EquityTotal funding$590.0MOct 2001
37
Thought Machine

Cloud-native core banking and payments platform enabling banks to build and run any financial pro...

London, United Kingdom501–1000Fintech, SaaS
Extension RoundTotal funding$567.8MJul 2026
38
Quantexa

Decision Intelligence platform that connects fragmented data to reveal real-world relationships f...

London, United Kingdom501–1000Analytics, Artificial Intelligence
Series FTotal funding$545.0MMar 2025
39
Oxford Quantum Circuits

Oxford Quantum Circuits builds application-optimized quantum computers engineered to deliver busi...

Oxford, United Kingdom51–200Deep Tech, Quantum Computing
Series CTotal funding$539.8MJun 2026
40
Primer

Primer provides unified payment infrastructure that lets merchants connect providers, orchestrate...

London, United Kingdom51–200Fintech, Developer Tools
Series CTotal funding$537.4MMay 2026
41
O
Olix

UK AI-chip startup building optical compute chips to rival GPU incumbents.

London, United KingdomArtificial Intelligence, Semiconductors
Series BTotal funding$532.0MAug 2026
42
Community Fibre

London-based full fibre broadband provider offering fast, affordable home and business internet p...

London, United Kingdom201–500Cloud, Telecommunications
Venture RoundTotal funding$500.0MJul 2020
43
Ki

First fully digital and algorithmically driven insurance underwriter in the Lloyd's of London market

London, United KingdomFinancial Services, Insurance
Growth EquityTotal funding$500.0MSep 2020
44
PhysicsX

PhysicsX develops AI-native engineering software that helps industrial organizations accelerate s...

London, United Kingdom51–200Artificial Intelligence, Automotive
Series CTotal funding$484.0MJun 2026
45
Bought By Many

Bought By Many (now ManyPets) is a UK-based pet insurance provider offering lifetime coverage for...

London, United Kingdom201–500Insurance
Series DTotal funding$475.8MJun 2021
46
Synthesia

Synthesia is an enterprise AI video communications platform that empowers users to make video con...

London, United Kingdom201–500Artificial Intelligence, Media
Series ETotal funding$470.0MJan 2026
47
Fractile

Fractile builds processors that physically interleave memory and compute to deliver low-latency, ...

London, United Kingdom51–200Artificial Intelligence, Semiconductors
Series BTotal funding$464.2MMay 2026
48
Ovo Energy

UK energy supplier providing electricity and gas to over 3.5 million homes, based in Bristol.

Bristol, United Kingdom1001–5000Energy
Series DTotal funding$458.0MJul 2023
49
ManyPets

A pet insurance provider offering affordable coverage for dogs and cats with no annual limits or ...

London, United Kingdom201–500Fintech, Healthcare
Series DTotal funding$457.3MJun 2021
50
Signal AI

Signal AI is a risk and reputation intelligence company that uses proprietary AI to analyze 2 bil...

London, United Kingdom201–500Artificial Intelligence, SaaS
Series BTotal funding$448.8MFeb 2026