Best Blockchain Services Companies in London, United Kingdom
The 78 best Blockchain Services companies in London, United Kingdom in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Quantum Blockchain Technologies.
Ranked: Best Blockchain Services companies in London
| # | Company | Disclosed funding | Employees | Stage | Founded | Founder | Tech stack | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Harris Interactive Provider of branding, market research, communication, and other services | — | 192 | Unfunded | 1993 | Nathalie Combeaux Co-CEO | WordPressMySQLPHP+29 | — |
| 2 | BDC Consulting Provider of blockchain consulting services | — | 90 | Unfunded | 2011 | — | Node.jsThree.jsReact+22 | — |
| 3 | Applied Blockchain Private blockchain application provider | $2M | 78 | Series A | 2015 | — | — | — |
| 4 | Clearmatics Provider of clearing and settlement technology for financial OTC markets | $16M | 37 | Series A | 2015 | Robert Sams Founder & CEO | — | — |
| 5 | AuroSys Solutions Provider of IT service suite, IoT, and AI diversified solutions | — | 37 | Unfunded | 2005 | — | — | — |
| 6 | EAK Digital Provider of Blockchain PR, content marketing & branding services | — | 34 | Unfunded | 2016 | — | WordPressMySQLPHP+24 | — |
| 7 | Hexens Provider of cybersecurity and blockchain technology services | $4M | 29 | Seed | 2021 | Sipan Vardanyan Co-Founder & CEO | TurbopackNode.jsReact+13 | 1 job opening · 1 launch · 1 partnership |
| 8 | Fimatix Provider of blockchain development services | — | 15 15 → 30 (+100%) | Funding Raised | 2017 | Steve O'sullivan Director and Co-Founder | — | — |
Top 12 Blockchain Services companies in London
#1
Series A · London, England · founded 2021 · 7 employees$16Mraised▾
Provider of portfolio and risk management solutions for digital assets. The business offers connectivity to centralised venues and blockchains. It supports investment professionals across book sizes and structures. The company provides transparency and control over data. It delivers insights and complete transparency as foundations for investment decisions. The business offers real-time chat support and disruption-free upgrades.
- Jul 2024Series A$6M
- May 2024Series A$3M
- Mar 2024Series A$14.1M
- Feb 2022Seed$10M
#2
Public · London, England · founded 1999 · 4 employees$143.7Mraised▾
Provider of blockchain development services
- Oct 2023Post IPO$2.4M
- Feb 2021Post IPO$140M
- May 2018Post IPO$761.4K
- Jan 2018Post IPO$494.4K
#3
Funding Raised · London, England · founded 2017$1Mraised▾
Provider of decentralized application development services
- Nov 2023ICO$1M
#4
Series A · London, England · founded 2015 · 37 employees$15.6Mraised▾
Provider of clearing and settlement technology for financial OTC markets. It integrates custodians and end-users for settling securities and automating financial contracts via a trusted virtual machine. Its blockchain solution streamlines OTC trading by enabling secure, efficient transactions on a single system, as demonstrated in their 2016 Quantech partnership with OpenGamma.
- Aug 2021Series A$2M
- Oct 2018Series A$12.3M
- Sep 2015Seed$1.3M
#5
Seed · London, England · founded 2021 · 29 employees$4.2Mraised▾
Provider of cybersecurity and blockchain technology services. It has multiple top-notch auditing teams specialized in different fields of information security, showing extreme performance in the most challenging and technically complex tasks. It focuses on discovering and introducing new ones on a day-to-day basis. It has an impressive track record and recognition in the industry. It also provides polygon technology, mantle, eigen layer, 1inch, lido, hats finance, quickswap, layerswap, 4K, rociFi, as well as dozens of DeFi protocols and bridges, have already become customers and taken proactive measures towards protecting their assets.
- Oct 2022Seed$4.2M
#6
Seed · London, England · founded 2021 · 4 employees$2.8Mraised▾
Provider of cryptocurrency based product development services
- Aug 2022Seed$2.8M
#7
Seed · London, England · founded 2016 · 1 employees$204.6Kraised▾
Provider of blockchain development services
#8
Series A · London, England · founded 2015 · 78 employees$2.5Mraised▾
Private blockchain application provider
- Apr 2020Series A$2.5M
- 2017Seed—
#9
Funding Raised · London, England · founded 2002 · 5 employees$133.5Kraised▾
Cloud-based legal contract management solution provider. Features include automating organizational relationships, legal context management, integrated external data source management, automating legal business operation processes, workflow management, system consolidation, risk mitigation, and etc.
- Apr 2021Grant (prize money)$33.1K
- Nov 2020Grant (prize money)$100.5K
#10
Deadpooled · London, England · founded 2015 · 2 employees$588.9Kraised▾
Oracle service bridging Smart contracts and the Internet
#11
Seed · London, England · founded 2017$235.7Kraised▾
Blockchain solutions provider
#12
Seed · London, England · founded 2021 · 3 employees—raised▾
Developer of a crypto-based regular trading platform for cryptocurrencies. It provides users with a trading platform for stocks, real estate, and NFTs. Its features include blockchain-based solutions, asset tokenization, and sole currency transactions.
- Jun 2023Seed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Blockchain Services coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Blockchain in London is moving
A read on the academic research around Blockchain in London — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 309 papers.
- University College London77
- Imperial College London62
- Brunel University of London46
- City, University of London24
- King\'s College London22
- Computer security1→45
- Scalability1→17
- Internet of Things1→13
- Transparency (behavior)1→7
- Ledger1→4
- Ledger1→3
- Computer security3→30
- Context (archaeology)1→6
- Corporate governance2→6
- Payment1→4
- Cryptocurrency1→4
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.