Best Data Center Infrastructure Companies in England, United Kingdom
The 101 best Data Center Infrastructure companies in England, United Kingdom in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Nscale.
Ranked: Best Data Center Infrastructure companies in England
| # | Company | Disclosed funding | Last round | Employees | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|
| 1 | Nscale 🦄 Provider of cloud infrastructure for artificial intelligence and computing workloads 89Funding top 11%Partners top 16%News top 21%Growth top 24% All 10 signals ▾Fundingtop 11% Partnerstop 16% Newstop 21% Growthtop 24% AItop 26% Techtop 30% Markettop 40% Moattop 47% Talenttop 48% Globalbottom 48% Funding: Raised $5.5B across 6 rounds · 6 rounds over 3 yrs (2.0/yr) Partners: 9 contract events in 12 mo · Named contractor/client in 9 deals rank vs industry peers · Fliar Intelligence Index 89/100 | $5.5B | 1 mo ago | — | Josh Payne Founder & CEO | — | 1 launch |
| 2 | AtlasEdge Operator of data centers providing colocation, connectivity, and related services 55News top 23%Funding top 37%Growth top 39%Market top 43% All 9 signals ▾Newstop 23% Fundingtop 37% Growthtop 39% Markettop 43% Fin. healthtop 45% Talentbottom 49% Techbottom 44% Globalbottom 39% Moatbottom 38% News: 4 BI events in 12 mo (of 56 tracked, 9 types) · +300% YoY Funding: Raised $801M across 1 rounds · 1 rounds over 5 yrs (0.2/yr) rank vs industry peers · Fliar Intelligence Index 55/100 | $801M | 37 mo ago | 129 | Tesh Durvasula CEO | — | 1 partnership |
| 3 | TelecityGroup Data Center Provider | $313M | 135 mo ago | 764 | Anish Kapoor Co-Founder | — | — |
| 4 | Kao Data Operator of data centres engineered for advanced computing and artificial intelligence 29Innovation top 23%Product top 26%Funding top 29%AI top 45% All 11 signals ▾Innovationtop 23% Producttop 26% Fundingtop 29% AItop 45% Moattop 48% Talentbottom 42% Globalbottom 37% Techbottom 34% Marketbottom 27% Newsbottom 21% Growthbottom 10% Innovation: 12 product lines · Deep-tech classification: Tech Hardware Product: 12 distinct product lines · Company stage: Acquired rank vs industry peers · Fliar Intelligence Index 29/100 | $304M | 28 mo ago | 13 | Douglas Loewe Chief Executive Officer | — | 1 partnership |
| 5 | Markley Group Data Center and Cloud Computing solutions | $240M | 134 mo ago | 139 139 → 130 (-6%) | — | — | 1 job opening |
| 6 | Verne Operator of data centers providing infrastructure for high density computing | $125M | 36 mo ago | 27 | Dominic Ward CEO | — | — |
| 7 | Six Degrees Group Managed Data Services Provider | $106M | 131 mo ago | 444 444 → 313 (-30%) | — | — | — |
| 8 | EkkoSense Data center infrastructure and energy management software provider | $51M | 61 mo ago | 30 30 → 68 (+127%) | Dean Boyle Co-Founder & CEO | 23 patents Real‑time monitoring and AI‑driven optimization of data‑center cooling and HVAC systems | — |
| 9 | Iceotope Manufacturer of precision liquid cooling systems for computer hardware components 53Innovation top 12%Patents top 13%Moat top 26%Funding top 30% All 12 signals ▾Innovationtop 12% Patentstop 13% Moattop 26% Fundingtop 30% Talenttop 38% Techtop 49% Producttop 49% Globaltop 50% Marketbottom 46% Growthbottom 37% Fin. healthbottom 23% Newsbottom 21% Innovation: 175 patents (top 9% of patent-holders) · 119 filings since 2022 vs 38 in 2017-21 Patents: 175 patents matched (strict assignee match) · 119 filings since 2022 vs 38 in 2017-21 rank vs industry peers · Fliar Intelligence Index 53/100 | $46M | 1 mo ago | 114 114 → 61 (-46%) | David Craig Co-CEO | 175 patents Liquid immersion cooling systems and components for high‑performance electronic thermal management | 1 award |
| 10 | Stellium Datacenters Provider of colocation service | $39M | 79 mo ago | 7 | Noel Meaney Founder & CEO | — | 1 job opening · 1 award |
| 11 | Proximity Data Centres Data centre colocation services provider | $31M | 74 mo ago | 4 | John Hall Managing Director | — | — |
| 12 | Infinity Provider of data center services | $30M | 188 mo ago | 23 | — | — | — |
| 13 | Onyx Group Offers comprehensive Data Centre and IT infrastructure services. | $26M | 180 mo ago | 2 | — | — | — |
| 14 | Sunlight Cloud based hyper converged infrastructure software provider | $20M | 40 mo ago | 39 | — | 4 patents Integrated circuit SAN controller ASICs with multiple logic paths for storage networking | — |
| 15 | 4energy Provider of cooling products and software solutions | $20M | 141 mo ago | 5 | Patrick Tindale Founder & CEO | 71 patents Industrial air filtration and ventilation systems for equipment and environmental control | — |
| 16 | Orbital Materials Developer of AI-designed hardware solutions for data center infrastructure | $16M | 27 mo ago | — | James Pollock Co-Founder & CTO | — | 2 launchs · 1 partnership |
| 17 | Bamboo Developer of energy-efficient Arm-based servers. These servers utilize a parallel Arm node designed… | $12M | 68 mo ago | 15 | John Goodacre Founder & CSO | — | — |
| 18 | The Bunker Cloud infrastructure provider with data centers and secure managed services provider | $9M | 107 mo ago | 118 | — | — | — |
| 19 | Next Generation Data Data center solutions | $8M | 181 mo ago | 51 | — | — | — |
| 20 | Sitehop Provider of networking and cyber security services | $7M | 27 mo ago | 7 | Melissa Chambers Co-Founder & CEO | — | — |
| 21 | Concurrent Thinking Develops products that help to manage energy usage in data centers | $6M | 147 mo ago | 11 | — | — | — |
| 22 | StarWind Software Hyper converged infrastructure provider | $5M | 146 mo ago | 281 | Anton Kolomyeytsev Co-Founder & CEO | — | — |
| 23 | OctaiPipe Developer of artificial intelligence platform for data processing and analysis 29AI top 30%Funding top 42%News top 45%Talent bottom 49% All 8 signals ▾AItop 30% Fundingtop 42% Newstop 45% Talentbottom 49% Techbottom 40% Globalbottom 39% Moatbottom 38% Marketbottom 26% AI: Classified as an AI company · Product described with: artificial intelligence Funding: Raised $4.4M across 4 rounds · 4 rounds over 4 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 29/100 | $4M | 6 mo ago | 18 | Eric Topham Co-Founder & CEO | — | — |
| 24 | Bigstep Non Virtualized cloud for Big Data | $3M | 125 mo ago | 2 | — | — | — |
| 25 | Unite Technologies Provider of energy management solutions | $1M | 189 mo ago | 21 | — | — | — |
| 26 | Duplia Provider of data storage solutions for the film and video industry | $576K | 152 mo ago | — | Michael Venn Founder & Managing Director | — | — |
| 27 | Colt Platform offering data center colocation solutions | $145K | 99 mo ago | 3 | Keri Gilder Chief Executive Officer and Member of the Board | 3 patents Modular data centre design with shared power and environmental control systems | 1 partnership · 1 award |
Top 12 Data Center Infrastructure companies in England
#1
Nscale 🦄Series C · London, England · founded 2023$5.5Braised▾
Provider of cloud infrastructure for artificial intelligence and computing workloads. Services include access to graphics processing units, virtual machines, and bare metal nodes for model training and inference. The platform offers container orchestration, batch scheduling, and storage systems designed for high-throughput data processing. Automated tools manage system health, resource allocation, and performance monitoring across the infrastructure. Users access the resources through application programming interfaces to support development, testing, and deployment of machine learning models.
- May 2026Conventional Debt$790M
- Mar 2026Series C$2B
- Feb 2026Conventional Debt$1.4B
- Sep 2025Series B$1.1B
#2
Series B · Sheffield, England · founded 2005 · 114 employees$46Mraised▾
Manufacturer of precision liquid cooling systems for computer hardware components. These systems utilize dielectric fluid to remove heat from processors, memory, storage, and power supply units. The technology supports high-density computing environments by managing thermal loads and reducing energy consumption. The hardware is designed for deployment in data centers and edge computing facilities to maintain performance levels for intensive workloads.
- May 2026Series B$26M
- Jan 2025Series B$7.1M
- Jun 2022Series B$36.8M
- Jun 2021Series A$4.2M
#3
Seed · London, England · founded 2016 · 18 employees$4.4Mraised▾
Developer of artificial intelligence platform for data processing and analysis. The platform provides tools for automating complex data workflows. It enables users to process and analyze large datasets. The platform supports various data formats and integration with existing systems.
- Dec 2025Seed—
- Oct 2025Seed—
- Jan 2024Grant (prize money)$635.6K
- Jun 2023Seed$3.9M
#4
Acquired · London, England · founded 2014 · 13 employees$304.3Mraised▾
Operator of data centres engineered for advanced computing and artificial intelligence. These facilities provide secure and scalable environments for high performance computing infrastructure. Services include colocation and connectivity solutions designed to support intensive processing requirements. The infrastructure enables the hosting of accelerated computing hardware and cloud resources.
- Jan 2024Conventional Debt$263M
- Oct 2021PE—
- Feb 2019PE—
- Feb 2017Venture Debt$41.3M
#5
Seed · London, England · founded 2021 · 129 employees$801.4Mraised▾
Operator of data centers providing colocation, connectivity, and related services. The company delivers secure environments for IT infrastructure, ensuring uptime and performance. Services include colocation, various connectivity options, and support for data center needs. The business offers platforms and networks designed to support efficient operations.
- Apr 2023Conventional Debt$801.4M
- Oct 2021Seed—
#6
Acquired · London, England · founded 2007 · 27 employees$125Mraised▾
Operator of data centers providing infrastructure for high density computing. These facilities offer physical space, power, and cooling systems designed to support compute-intensive applications. Services include the design, construction, and management of digital infrastructure environments. The business maintains technical facilities to house server hardware and networking equipment for processing and storing digital information.
- Jun 2023Conventional Debt$100M
- Jun 2020Series D$27M
- Jan 2015Series D$98M
#7
Series A · London, England · founded 2022$16Mraised▾
Developer of AI-designed hardware solutions for data center infrastructure. The company provides system-level engineering to ensure product deployment and performance. It offers modular data centers, dual-use chillers, and direct-to-chip cooling solutions. The company’s products are engineered to meet performance requirements, reduce energy use, and optimize thermal efficiency.
- Feb 2024Series A$16M
#8
Acquired · London, England · founded 1997 · 764 employees$313.4Mraised▾
TelecityGroup is a provider of network independent data centres offering a range of flexible, scalable data centre and managed services. TelecityGroup specialises in the design, build, and management of highly connected and secure environments in which customers can house their technical, web and internet infrastructure. Each of its data centres acts as a connectivity and content hub facilitating the storage, sharing and distribution of data, content and media. TelecityGroup operates 24 network-independent data centres across seven European countries. The data centres are located in prime positions for commerce and connectivity including London, Amsterdam, Frankfurt, Paris, Stockholm, Manchester, Milan and Dublin.
- Mar 2015Grant (prize money)$149.3K
- Feb 2010Conventional Debt$313.3M
#9
Seed · Sheffield, England · founded 2021 · 7 employees$6.6Mraised▾
Developer of an enterprise network management platform designed to provide encryption for telecoms and data networks. The company's platform helps to provide ultra-low latency, low-power encryption and create secure private networks without physical interconnections and safeguard internet of things systems, enabling telecom service providers to secure their network without affecting quality.
#10
Funding Raised · London, England · founded 1992 · 139 employees$240Mraised▾
Markley Group offers colocation and data center facilities. It offers data center with colocation space and high-density solutions, no markup on bandwidth. The data center is SAS to Type II compliant with more tha 40 carriers. The data center is redundant in power, cooling, and connectivity. The data center is located in Boston.
- Apr 2015Conventional Debt$240M
#11
Series A · Cambridge, England · founded 2018 · 39 employees$20Mraised▾
Cloud based hyper converged infrastructure software provider. Its offerings include software-defined storage, software-defined networking, and more. Its features include cacheable datasets management, analytics management, big data management, and hyper-converged infrastructure suite management.
- Jan 2023Series A—
- Dec 2020Series A$6M
#12
Series C · Nottingham, England · founded 2013 · 30 employees$50.9Mraised▾
Data center infrastructure and energy management software provider. It is a software company that provides AI-driven data center optimization solutions, enabling clients to visualize, manage, and optimize thermal, power, and capacity performance in air-cooled and liquid-cooled data center environments.
- May 2021Series C—
- Dec 2016Series C$50.9M
- Nov 2016Series A—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Data Center Infrastructure coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
What England researches in cloud computing
University of the West of England and Public Health England lead England's cloud-computing research, focusing dominantly on IoT/Edge Computing and privacy, with a cautiously optimistic tone (mean stance 0.35).
- University of the West of England11
- Public Health England4
- University of New England2
- New England College2
- Western New England University2
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.