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Enterprise Infrastructure Sector in United Kingdom

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About Enterprise Infrastructure sector in United Kingdom

The Enterprise Infrastructure sector in United Kingdom comprises 4.4K companies, including 959 funded companies having collectively raised $17.5B in venture capital money and private equity. Out of these, 572 are Series A+ funded, and 5 have achieved unicorn status.
Enterprise Infrastructure sector in United Kingdom has seen 370 acquisitions and 18 IPOs. This represents almost 8.8% of all such companies - which is higher than the 5.3% exit rate of tech companies in general.
This sector includes companies offering software and services for enterprises to manage their IT infrastructure, software development, enterprise security, and data analytics.
Enterprise Infrastructure sector is also known as IT Infrastructure, Enterprise Stack or Enterprise Tools.
Companies providing product management tools, software modelling, application development and testing, build and deployment tools, IT maintenance support and implementation, enterprise networking, storage, servers, cloud computing, cybersecurity, Big Data and Business Intelligence, optimization solvers, web scraping, IT resellers and IT associations are included in this sector. Companies offering enterprise applications (marketing, HR, SCM, etc), IT Hardware, and software specifically for consumers (Generic memory tools such as Harddisk, pen drives, etc), Hi-Technology tools such as AI Infra, Cognitive Computing, Quantum Computing, etc., are excluded.
Key Metrics
Total Companies
Total Funding
Funded Companies
Series A+ Companies
Series C+ Companies
Unicorns Created
IPOs
Acquisitions
Also known as
IT Infrastructure or Enterprise Stack

Top Enterprise Infrastructure Companies in United Kingdom

There are 4,405 Enterprise Infrastructure startups in United Kingdom which include Mimecast, ComplyAdvantage, Metaswitch, Egress, Stability AI. Out of these, 959 startups are funded, with 572 having secured Series A+ funding, and 5 achieving unicorn status.
Over the past 10 years, an average of 231 new companies have been launched annually. Notably, several of these startups have been founded by alumni of University of Cambridge, University of Oxford and Imperial College London.

Here is the list of top Enterprise Infrastructure startups in United Kingdom

Cloud-based e-mail security and management solutions. It identifies and drops suspicious connections and provides a zero-hour threat analysis to identify emerging threats. The features of the product include message content filtering, policy-based email content, attachment, and image filtering, web and data security, etc. The clients of the company include BCG, hp, absa, etc.

Key facts about Mimecast

Cloud-based AML solutions. It automates onboarding and monitoring processes. Its features are transaction monitoring, payment screening, media screening, and more. It provides information on politically exposed persons, sanctioned entities, terrorists, and other entities that can help businesses avoid risk. It enables financial institutions to manage and regulate features such as global sanctions, global financial regulators, global law enforcement data, and more.

Key facts about ComplyAdvantage

Cloud native communications software empowering service providers to transform networks. The company provides high-performance software solutions for voice, data, and unified communications. It offers a full stack of solutions, including edge, core, applications, and management orchestration, designed for deployment in various network environments. The company's cloud native approach enables customers to adopt DevOps for faster service innovation, with microservices that scale elastically and integrate easily into operational support systems. It focuses on providing essential infrastructure, platforms, products, and solutions to help operators increase subscribers and grow revenues. The company's offerings include VoIP softswitches, gateways, IMS core deployments, session border control, robocall blocking, and cloud contact centers. It builds cloud native software on microservices that can be deployed in lightweight container environments. The company's solutions are designed to be hardware independent, container ready, and automation oriented.

Key facts about Metaswitch

Cloud based platform for email security. It is a cloud based email and data security solutions provider. It eliminates risk on email, including zero day phishing exploits and business email compromise. It also uses machine learning that stops email security breaches and analyses message content, recipients, and domains to understand user behavior, spot anomalies, and remove the risk of a costly breach. The features include secure file sharing and collaboration, web forms security, etc.

Key facts about Egress

Developer of generative AI models for image, video, audio, and 3D. These models are designed for deployment across various platforms, including self-hosted, licensed, API, and cloud-based services. The company provides tools for marketing, entertainment, and gaming, focusing on customizable workflows and enterprise-level solutions. It offers resources such as a learning hub and customer stories to support users.

Key facts about Stability AI

Companies founded year-on-year in the Enterprise Infrastructure sector in United Kingdom

490 Enterprise Infrastructure startups in United Kingdom were founded in 2020 - this is the most number of startups founded in any year in the last 10 years.

Companies founded year-on-year in the Enterprise Infrastructure sector in United Kingdom2025202420232022202120202019201820172016Founded Year0100200300400500Count of Number of Companies
  • Total Number of Companies
Year
No. of companies
2025
8
2024
54
2023
124
2022
127
2021
237
2020
490
2019
390
2018
348
2017
279
2016
259

Stage-wise distribution of Enterprise Infrastructure sector companies in United Kingdom

Out of the total 4,405 Enterprise Infrastructure companies in United Kingdom, 959 have secured funding. Among them, 572 have reached Series A or higher, and 456 to Series B or beyond.

Founded - 4,405
Funded - 959
Series A+ - 572
Series B+ - 456
Series C+ - 415
Company Stage
No. of companies
Founded
4,405
Funded
959
Series A+
572
Series B+
456
Series C+
415
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Top Investors in Enterprise Infrastructure in United Kingdom

Accel is the top investor in Enterprise Infrastructure companies in United Kingdom based on number of companies invested.
Here are some top investors in Enterprise Infrastructure companies in United Kingdom:
See a more detailed list of investors

M&A activity in Enterprise Infrastructure sector in United Kingdom

In the year 2026, till January 2026, 1 acquisition happened in Enterprise Infrastructure sector in United Kingdom. Last year, in 2025, a total of 24 acquisitions happened in Enterprise Infrastructure sector in United Kingdom.
Here are some recent, important acquisitions in Enterprise Infrastructure sector in United Kingdom:
Company
Acquisition Type
Acquisition Date
Acquirers
Business Acquisition
Jan 07, 2026
Business Acquisition
Dec 17, 2025
Business Acquisition
Dec 16, 2025
Business Acquisition
Dec 11, 2025
Business Acquisition
Dec 10, 2025
See a more detailed list of acquisitions

Acquisition trends in Enterprise Infrastructure sector in United Kingdom

Here are the acquisition trends in Enterprise Infrastructure sector in United Kingdom:

Acquisition trends in Enterprise Infrastructure sector in United Kingdom2025202420232022202120202019201820172016Acquisition Round Date (Yearly)01530456075Number of Acquisitions
  • Total Number of Acquisitions
Year
No. of companies
2025
17
2024
37
2023
31
2022
35
2021
52
2020
23
2019
23
2018
25
2017
24
2016
17

IPOs in Enterprise Infrastructure in United Kingdom

In the year 2025, till April 2025, 1 IPO happened in Enterprise Infrastructure sector in United Kingdom.
Here are some recent, important IPOs in Enterprise Infrastructure sector in United Kingdom:
Company
IPO Date
Exchange Symbol
Apr 04, 2025
London Stock Exchange (LSE)
Sep 07, 2021
National Association of Securities Dealers Automated Quotations (NASDAQ)
Apr 30, 2021
London Stock Exchange (LSE)
May 29, 2020
London Stock Exchange (LSE)
May 22, 2019
London Stock Exchange (LSE)
See a more detailed list of IPOs

Top News in Enterprise Infrastructure in United Kingdom

View all Top News for Enterprise Infrastructure companies in United Kingdom

FAQs about Enterprise Infrastructure sector in United Kingdom

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