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Top IaaS Companies in London (30)

Wasabi Technologies
Cloud • Information Technology
7 Offices
500 Employees
78 Benefits Hiring Now
Wasabi is focused on just one thing: being the largest pure play cloud storage provider for the AI era and beyond.

Wasabi is on a mission to store all the world’s data by making data storage simple, affordable, predictable, and secure. If you have data to store, whether it’s backups, medical images, surveillance videos, financial data, multimedia, or scientific data, our pledge is to always be the cheapest, fastest, most secure and reliable cloud storage in the world. It’s all we...

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Wasabi Technologies

Wasabi Technologies's Top Stability & Growth Strengths

Investor Backing & Capital Strength: Funding rounds including $70M in January 2026 at a $1.8B valuation and a subsequent $250M credit facility signal strong access to capital. Company communications tie this financing to scaling its cloud‑storage platform, global footprint, and AI infrastructure.

Market Expansion: Expansion to 16 storage regions serving customers in 100+ countries, alongside growth from 40,000+ customers (2022) to 90,000+ (2024) and then 100,000+, indicates broadening reach. EMEA was cited as achieving approximately 77% year‑over‑year ARR growth under regional leadership.

Product Line Growth: A dedicated AI business and offerings such as Wasabi Fire and AiR, plus the acquisition of Seagate’s Lyve Cloud, point to active broadening of capabilities. More than 3 exabytes under management further reflects scaling usage across emerging workloads.

Nasuni
Artificial Intelligence • Big Data • Cloud • Security • Software • Cybersecurity • Infrastructure as a Service (IaaS)
6 Offices
550 Employees
33 Benefits Hiring Now
Nasuni is the unstructured data foundation for enterprise teams and AI, powering where work happens.

Nasuni is a leading unstructured data platform for enterprises where file data is mission-critical for both people and AI. We power the operational file layer where work happens — helping organizations manage, protect, and activate data so teams can work smarter, reduce costs, and operate securely without limits. Built on a patented architecture that fuses cloud object storage with enterprise...

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Nasuni

Nasuni's Top Stability & Growth Strengths

Strong Revenue Growth: Revenue grew 26% year over year in FY2024. ARR increased 30% in 2023 after crossing the $100M threshold in 2022.

Profitability: Operations remained profitable and cash‑flow positive in FY2024 while the organization expanded to just under 600 employees.

Investor Backing & Capital Strength: A July 2024 majority investment led by Vista Equity Partners (with TCV and KKR) valued the company at about $1.2B. This reflects substantial external capital support for continued expansion.

National Highways
Professional Services • Transportation • Infrastructure as a Service (IaaS)
5 Offices

National Highways is a government company responsible for managing and improving England's motorways and major A-roads, aiming to provide safer, smoother, and more reliable journeys.

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National Highways
CloudTech24
Cloud • Hardware • Information Technology • Security • Consulting • Cybersecurity • Infrastructure as a Service (IaaS)
4 Offices
50 Employees
1 Benefits
CloudTech24 delivers proactive 24/7/365 IT support and cybersecurity services that keep businesses secure & productive.

CloudTech24 is an award-winning IT & cybersecurity provider, trusted by 250+ clients to deliver 24/7/365 outsourced support and advanced solutions. Our team works around the clock to ensure businesses thrive with the latest technologies, proactive threat protection, and comprehensive IT management. Our offices in London, Woking and Dubai provide services to businesses of all sizes across the UK and overseas. CloudTech24...

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CloudTech24
Nivoda
eCommerce • Fintech • Logistics • Other • Retail • Infrastructure as a Service (IaaS)
4 Offices
450 Employees
1 Benefits Hiring Now
Nivoda is the global B2B marketplace for diamonds, gemstones, and jewellery — built by and for the trade.

Nivoda connects retailers and wholesalers worldwide with a network of trusted suppliers, providing access to global supply at competitive prices with no inventory risk. Buyers save time and money. Sellers reach new markets. Transactions that used to take days of back-and-forth now happen in minutes. Modernising one of the oldest trades in the world with technology: faster sourcing, integrated financial infrastructure,...

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Nivoda
WSP
Professional Services • Transportation • Energy • Design • Infrastructure as a Service (IaaS) • Manufacturing
44 Offices
7,500 Employees
34 Benefits

WSP is a leading engineering professional services consulting firm which supports significant projects in both the built and natural environments. We provide engineering and design services to public and private sector clients in the transportation and infrastructure, property and buildings, earth and environment, power and energy, resources and industry sectors, as well as a strategic advisory offering. We have more than...

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WSP
Nerdio
Cloud • Information Technology • Security • Software • Infrastructure as a Service (IaaS)
2 Offices
250 Employees
30 Benefits Hiring Now
We simplify the lives of IT professionals and maximize their Microsoft cloud and end user computing investments.​

Nerdio is a premier software solution provider, supporting organizations of all sizes looking to deploy, manage, and cost-optimize native Microsoft technologies. We partner with Managed Service Providers (MSPs) and enterprise organizations all over the world to add value on top of their existing Microsoft investments like Azure Virtual Desktop, Windows 365, and Microsoft Intune. Our software helps MSPs and IT pros...

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Nerdio

Nerdio's Top Stability & Growth Strengths

Strong Revenue Growth: The company surpassed $100 million in annual recurring revenue in just over five years and reported robust year-over-year expansion while adding hundreds of enterprise customers. It now serves more than 15,000 organizations across 50+ countries and supports millions of users.

Investor Backing & Capital Strength: A $500 million Series C led by General Atlantic lifted valuation above $1 billion, signaling strong investor confidence and ample capital. Funds are being deployed to accelerate product innovation, global expansion, and growth in engineering and customer success.

Strategic Partnerships: Recognition as the 2024 Microsoft Americas Partner of the Year and finalist status in adjacent years underscores deep alignment with Microsoft’s ecosystem. Azure Marketplace presence and influence on significant Microsoft revenue indicate strong go-to-market leverage.

CampbellReith
Infrastructure as a Service (IaaS) • Manufacturing
London
150 Employees

CampbellReith is an independent engineering practice providing structural, civil, geotechnical, environmental, highways & transport services from five UK offices and overseas. Established in 1960, CampbellReith is a client focused firm with the values and determination to contribute to the world we live in. Our aim as a responsible consulting engineering practice is to provide design services for new homes, hospitals, offices,...

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CampbellReith
Kong
Artificial Intelligence • Cloud • Information Technology • Software • Big Data Analytics
11 Offices
1,000 Employees
19 Benefits Hiring Now
The AI Connectivity Company

Kong Inc., a leading developer of API and AI connectivity technologies, is building the connectivity layer for AI. Trusted by the Fortune 500 and AI-native startups alike, Kong’s unified API and AI platform enables organizations to secure, manage, accelerate, govern, and monetize the flow of intelligence across APIs and AI traffic — on any model, any cloud. No AI without...

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Kong

Kong's Top Stability & Growth Strengths

Investor Backing & Capital Strength: A $175M Series E at a $2B valuation in November 2024 establishes a multi-year runway for product and go-to-market expansion. The February 2026 appointment of veteran CFO Bruce Felt signals preparation for larger-scale operations and potential public-market readiness.

Market Expansion: New offices in Paris and Milan (July 2026) and regional infrastructure expansion in Singapore (May 2026) indicate growing demand outside the U.S. New 2026 enterprise wins and references (e.g., ADEO; PolyAI) reinforce international traction.

Strong Market Position & Advantage: Repeated placement as a Leader in the 2024–2025 Gartner Magic Quadrant for API Management, alongside top incumbents, underscores durable competitive standing. Additional analyst coverage identifying the company among leaders further validates its position in a healthy but competitive market.

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Pax8
Cloud • Information Technology • Productivity • Security • Sharing Economy • Software • Infrastructure as a Service (IaaS)
19 Offices
1,600 Employees
37 Benefits
Wherever you are in your cloud journey, Pax8 helps you bring your business to the next level.

Buy, sell, and manage cloud solutions with the marketplace that fuels your business. Our born-in-the-cloud platform modernizes the channel’s cloud journey with consolidated billing, automated provisioning, and industry-leading PSA integrations. And our technology is backed by responsive support, educational offerings, and the resources you need to grow your cloud business. Pax8 has displaced legacy distribution by connecting the channel ecosystem to...

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Pax8
IBM
Information Technology • Quantum Computing • Infrastructure as a Service (IaaS) • Big Data Analytics
73 Offices
533,854 Employees
45 Benefits

At IBM, work is more than a job - it's a calling: To build. To design. To code. To consult. To think along with clients and sell. To make markets. To invent. To collaborate. Not just to do something better, but to attempt things you've never thought possible. To lead in this new era of technology and solve some of...

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IBM

IBM's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show full‑year and quarterly revenue increases with momentum into the next year, and guidance indicates continued top‑line expansion.

Healthy Cash Flow: Free cash flow rose meaningfully year over year and is expected to increase again, supporting reinvestment and resilience.

Future-Ready Strategy: Visible investments and roadmaps in AI‑enabled mainframes, hybrid cloud via Red Hat, and quantum, alongside recent acquisitions, position the portfolio for durable, innovation‑led growth.

Just After Midnight
Agency • Cloud • Consulting • Infrastructure as a Service (IaaS) • Automation
5 Offices
2 Benefits
We're the go-to support people for brands, products and agencies.

What We Do At Just After Midnight, we keep mission-critical applications running—24/7, 365. We’re the go-to people for around-the-clock support, cloud management, and DevOps consulting, ensuring businesses stay online, secure, and optimised for growth. Our expert team is trusted by global brands, SaaS providers, eCommerce platforms, and digital agencies to handle their most important digital assets. Whether it’s a complex cloud migration,...

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Just After Midnight
euNetworks
Information Technology • Infrastructure as a Service (IaaS)
London
334 Employees

euNetworks (@euNetworks) is a European provider of bandwidth infrastructure services. We focus on delivering scalable, fibre based products and solutions to a customer base that is at the centre of technology transformation. Our customers require fibre based data centre to data centre connectivity, both within the key cities in Europe and between these cities, supporting both their bandwidth growth and...

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euNetworks
Red Hat
Cloud • Information Technology • Internet of Things • Software • Consulting • Infrastructure as a Service (IaaS) • Automation
50 Offices
20,000 Employees
43 Benefits Hiring Now
Creating better technology the open source way

At Red Hat, we connect an innovative community of customers, partners, and contributors to deliver an open source stack of trusted, high-performing solutions. We offer cloud, Linux, middleware, storage, and virtualization technologies, together with award-winning global customer support, consulting, and implementation services. Red Hat is a rapidly growing company supporting more than 90% of Fortune 500 companies.

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Red Hat

Red Hat's Top Stability & Growth Strengths

Strong Market Position & Advantage: Red Hat is repeatedly positioned as a leader in container management and multicloud/hybrid cloud management, with OpenShift highlighted for hybrid development, tooling, and edge deployment. RHEL is also described as holding a commanding position in enterprise Linux, reinforcing defensibility in core infrastructure markets.

Strong Revenue Growth: Red Hat is described as delivering sustained double-digit revenue growth across multiple reported periods, and as a major growth contributor within IBM’s Hybrid Platform & Solutions/Software reporting. OpenShift ARR is cited as reaching the multi-billion-dollar range with growth that outpaces the broader portfolio, supporting momentum beyond core Linux.

Future-Ready Strategy: The company is portrayed as positioning for enterprise AI infrastructure and continued hybrid-cloud standardization, tying product roadmaps (OpenShift, Ansible, RHEL) to modernization and AI operationalization. Strategic emphasis on open standards, automation, security, and hybrid portability is presented as aligned with evolving enterprise demands.

IHS Towers
Information Technology • Mobile • Infrastructure as a Service (IaaS)
8 Offices
2,000 Employees
13 Benefits

IHS Towers is one of the largest independent owners, operators, and developers of shared communications infrastructure in the world, with operations across Africa and Latin America.

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IHS Towers
Intelsat S.A.
Aerospace • Information Technology • Defense • Infrastructure as a Service (IaaS)
6 Offices
1,790 Employees

Intelsat is a global satellite services provider that operates a large fleet of satellites and ground infrastructure. It provides connectivity solutions for video broadcasting, broadband, and secure communications to governments, businesses, and mobile operators worldwide. Recently acquired by SES, it continues to function as a major player in the satellite and connectivity industry, focusing on multi-orbit, multi-band network solutions to...

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Intelsat S.A.
Bite Investments
Artificial Intelligence • Fintech • Software • Financial Services • Infrastructure as a Service (IaaS) • Automation
3 Offices
55 Employees

Bite Investments is a global financial technology company providing innovative and scalable software solutions to the ever-expanding alternative asset and wealth management industry. Bite Investments’ SaaS platform, Bite Stream, offers end-to-end solutions designed to simplify and streamline the entire investment process, from fundraising and investor relations to reporting and data management. With a commitment to security and efficiency, Bite Investments...

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Bite Investments
Findernest
Artificial Intelligence • Cloud • Information Technology • Internet of Things • Cybersecurity • Infrastructure as a Service (IaaS) • Big Data Analytics
2 Offices
50 Employees
9 Benefits
For Enterprises, Expertise, Excellence, Execution - FE defines success. Scalable Business Solutions Possible for You

At Findernest, we empower global employers with cutting-edge human capital solutions, prioritizing innovation and strategic partnerships for unparalleled growth. Our end-to-end services encompass Technology Consulting, Cloud solutions, Data Analytics, AI integration, IoT, machine learning (ML), and Cybersecurity, all designed to drive excellence and execution for enterprises worldwide.

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Findernest
CobbleWeb
Agency • eCommerce • Payments • Sharing Economy • Software • App development • Infrastructure as a Service (IaaS)
Fully Remote
20 Employees
9 Benefits
CobbleWeb helps tech startups and established companies to design, build & optimise successful online marketplaces.

CobbleWeb is an experienced UK-based software agency that specializes in the custom design, development, testing, and optimization of online marketplaces. Our lean and agile approach puts users at the center of a transparent development process that delivers high-performance digital platforms and mobile applications. By combining rapid iteration of MVPs with in-depth analysis of performance metrics and user feedback we empower our clients...

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CobbleWeb
servers.com
Information Technology • Infrastructure as a Service (IaaS)
5 Offices
130 Employees
Scalable, flexible bare metal cloud

Trust sits at the heart of hosting. Which is why we design bespoke bare metal cloud hosting solutions for every customer. Tailored to you, in consultation with our experts, our solutions marry the best of traditional hosting and cloud scalability to deliver powerful bare metal performance that you can rely on. That quality extends to the exceptional service provided by...

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servers.com

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