Top Telecom Startups in United Kingdom (2025 Update)
Explore the best Telecom companies in United Kingdom. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Explore Top Telecom Startups in United Kingdom featuring 562 Companies
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Augnet | - | Augnet is a UK-based technology innovator, delivering the world’s first SMS qual... | Augnet is a UK-based technology innovator, delivering the world’s first SMS qual... | - |
United Kingdom
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London | United Kingdom (HQ) | 2018 | Messaging, Platforms +1 | [email protected] |
1
Low
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9
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477 | 6 years ago | Seed | 3 | 2.5M | 698 | 8 months ago | |
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CircleLoop | - | The next-generation phone system for business | CircleLoop is a modern, cloud-based phone system in powerful desktop and mobile... | - |
United Kingdom
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Rossendale | United Kingdom (HQ) | 2016 | Mobile, Telecom | [email protected] |
1
Low
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5
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133 (-100%) | 7 years ago | Seed | 1 | 1.5M | 912 | 6 Jy4 F37 | |
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Fast2Fibre Limited | - | THE FASTER, EASIER, GREENER AND MORE ECONOMICAL PROCESS FOR UPGRADING TELECOMS A... | Fast2Fibre offers a suite of proprietary technologies providing an alternative t... | - |
United Kingdom
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London | United Kingdom (HQ) + 1 | 2014 | Telecom | [email protected] |
1
Low
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2
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120 | 8 years ago | Grant | 1 | 2.4M | 80103 | 5 af0 zCx | |
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My Voice | - | My Voice Ai uses machine learning for voice analysis and is compatible with low-... | Leveraging cutting-edge machine learning techniques, My Voice Ai is revolutioniz... | - |
United Kingdom
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London | United Kingdom (HQ) | 2017 | Information Technology, Telecom | - |
1
Low
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755
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7.1K (-54%) | 4 years ago | Seed | 2 | 55.0M | 1016 | 11 months ago | |
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Toob | - | delivering the fastest, most reliable full-fibre broadband to homes, businesses,... | toob is a next-generation full-fibre broadband provider, delivering world-class... | - |
United Kingdom
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Portsmouth | United Kingdom (HQ) | 2017 | Internet, Telecom | [email protected] |
1
Low
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235
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56.0K | 6 years ago | Grant | 1 | 75.0M | 9220 | 1 year ago | |
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BeFibre | - | BeFibre is a new national UK broadband provider with a vision to deliver Broadba... | BeFibre's vision is simple: to future-proof the UK’s connectivity and deliver 'B... | - |
United Kingdom
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Warrington | United Kingdom (HQ) | 2021 | Internet, Telecom | [email protected] |
1
Low
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35
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30.5K (-44%) | 3 years ago | Series Unknown | 1 | 100.0M | 6984 | 2 years ago | |
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Zeetta Networks | - | Making network connectivity consumable by application DevOps |
Enabling enterprises to deploy applications at scale. Zeetta Networks Ltd is a... |
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United Kingdom
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Bristol | United Kingdom (HQ) | 2015 | Creator Economy, Cyber Security +5 | [email protected] |
1
Low
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5
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1.3K (30%) | 4 years ago | Convertible Note | 5 | 6.6M | 1686 | 1 year ago | |
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Sky and Space Company | - | Dedicated to Connectivity, Small Satellites, Big Value. | Bringing affordable and reliable space-based communication infrastructure-as-a-s... | - |
United Kingdom
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London | United Kingdom (HQ) | 2015 | Internet, Space +1 | [email protected] |
1
Low
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35
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901 (-100%) | 6 years ago | Post Ipo Equity | 2 | 12.1M | 18 | 7 DFb zkJ | |
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Player LENS Ltd. | - | Connecting clubs with clubs and agents globally. | Player LENS Limited brings a high-end technology solution to connect clubs with... | - |
United Kingdom
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London | United Kingdom (HQ) | 2014 | Information Technology, Sports +1 | - |
1
Low
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6
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795 (169%) | 7 years ago | Series Unknown | 1 | 500.0K | 2475 | 3 PCB LwK | |
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Asteroid Mining Corporati... | - | AMC founded in 2016 by Hunter-Scullion after his dissertation on the economic an... | UK's first space mining company. Our aim is to develop ground breaking technolog... | - |
United Kingdom
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London | United Kingdom (HQ) | 2016 | Space, Telecom | [email protected] |
1
Low
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13
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1.4K (-13%) | 3 years ago | Seed | 1 | 1.0M | 3016 | 5 months ago | |
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Truespeed | - | Providing the South West with future-proof connectivity with a brand new gigabit... | At Truespeed, we're on a mission to bring ultrafast, full fibre broadband to hom... | - |
United Kingdom
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Bath | United Kingdom (HQ) | 2014 | Internet, Messaging and Telecommunications +1 | [email protected] |
1
Low
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128
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20.4K (-16%) | 3 years ago | Series Unknown | 2 | 175.0M | 5468 | 6 months ago | |
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Crypto Quantique | - | Crypto Quantique is a quantum driven cybersecurity company addressing the growin... | Crypto Quantique is building the most secure end-to-end IoT security platform. W... | - |
United Kingdom
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London | United Kingdom (HQ) | 2016 | Cyber Security, Hardware +1 | [email protected] |
1
Low
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47
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3.4K | 1 year ago | Non Equity Assistance | 8 | 15.2M | 7326 | 5 months ago | |
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noc™ | - | Simpler, clearer communication that improves understanding, saves time & money a... | Digital Wellbeing | Remote Work | Business Intelligence | Communication | HRTech... | - |
United Kingdom
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London | United Kingdom (HQ) | 2022 | Information Technology, Messaging and Telecommunications +3 | [email protected] |
1
Low
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145
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852 | 2 years ago | Pre Seed | 1 | 141.0K | 305 | 1 year ago | |
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Lumenisity Limited | - | Lumenisity creates better cables for high-capacity communication, funded by corp... | Lumenisity® Limited has been acquired by Microsoft. We were formed in early 2017... | - |
United Kingdom
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Romsey | United Kingdom (HQ) | 2016 | Telecom | [email protected] |
1
Low
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8
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1.4K (-13%) | 3 years ago | Series C | 2 | 12.5M | 2204 | 5 CyJ o4J | |
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datalyse | - | Helping Businesses Accelerate Revenue Growth Through Digital Transformation at d... | At Datalyse we simplify the way modern businesses manage their interactions with... | - |
United Kingdom
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Cardiff | United Kingdom (HQ) + 1 | 2018 | Automation, Information Technology +4 | [email protected] |
1
Low
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15
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16.0K (7%) | 3 years ago | Seed | 1 | 500.0K | 683 | 3 G8J cKf | |
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KETS Quantum Security | - | The Future of Secure Communications, Today | We’re a UK based technology company specialising in quantum-safe communications.... | - |
United Kingdom
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Bristol | United Kingdom (HQ) | 2016 | Information Technology, Privacy and Security +2 | [email protected] |
1
Low
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20
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1.1K (112%) | 3 years ago | Series Unknown | 4 | 8.2M | 3037 | 5 months ago | |
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Wimark Systems | - | Our software is the heart of your Wi-Fi networks. | #Wimark Systems enables telecom and enterprise companies with software solutions... | - |
United Kingdom
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London | United Kingdom (HQ) + 2 | 2014 | Cloud Infrastructure, IT +3 | [email protected] |
1
Low
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18
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703 (-88%) | 7 years ago | Convertible Note | 8 | 846.1K | 258 | 3 years ago | |
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Orbex | - | European Orbital Launch Services | Orbex is an innovative European space access company, with offices in Forres, Lo... | - |
United Kingdom
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Forres | United Kingdom (HQ) | 2015 | Space, Telecom +1 | [email protected] |
1
Low
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248
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18.5K | 4 months ago | Series D | 8 | 163.1M | 42134 | 3 months ago | |
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Aegiq | - | Full-Stack Photonic Quantum Computers | Aegiq is a UK based full-stack photonic quantum computing company. We work with... | - |
United Kingdom
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Sheffield | United Kingdom (HQ) | 2019 | AI, Cyber Security +5 | - |
1
Low
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26
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537 (1120%) | 2 years ago | Grant | 5 | 5.0M | 3189 | 5 months ago | |
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Unmanned Life | - | The Leading Software Platform for Seamless Orchestration of Autonomous Robotics | Unmanned Life is a multi-award winning British Company founded in 2021 in London... | - |
United Kingdom
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London | United Kingdom (HQ) | 2015 | AI, Automation +5 | [email protected] |
1
Low
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19
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1.7K | 2 years ago | Seed | 9 | 4.8M | 6753 | 9 months ago | |
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floLIVE | - | The First Global Hyperlocal Network | floLIVE offers advanced 5G network solutions, both privately and over the cloud,... | - |
United Kingdom
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London | United Kingdom (HQ) + 1 | 2015 | IoT, Telecom | [email protected] |
1
Low
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153
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7.9K (-8%) | 1 year ago | Series C | 4 | 88.2M | 15384 | 3 months ago | |
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Net AI | - | Net AI uses artificial intelligence to put virtualized network management on aut... | Net AI is a network intelligence and advanced analytics company in the Telecom s... | - |
United Kingdom
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Edinburgh | United Kingdom (HQ) | 2020 | AI, Analytics +2 | [email protected] |
1
Low
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17
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1.5K | 3 years ago | Pre Seed | 1 | 750.0K | 1062 | 3 months ago | |
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Mobilus Labs | - | Ear-free and hands-free voice communication for noisy Industrial environments. | Mobilus Labs is on a mission to reinvent the voice communication experience for... | - |
United Kingdom
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London | United Kingdom (HQ) | 2017 | Consumer Electronics, Hardware +2 | - |
1
Low
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5
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401 (-75%) | 3 years ago | Series Unknown | 3 | 4.0M | 2590 | 7 months ago | |
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Brsk | - | Brsk installs and operates a full fibre network in underserved towns of Britain. | We're bringing better internet to the UK. We're rolling out the fastest full fib... | - |
United Kingdom
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London | United Kingdom (HQ) | 2020 | Internet, Telecom | [email protected] |
1
Low
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314
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164.0K | 1 year ago | Debt Financing | 1 | 156.0M | 13691 | 5 months ago | |
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Sofant Technologies | - | WHEREVER YOU ARE, YOU ARE CONNECTED. | Sofant is revolutionizing mobile satellite communications. Whether you are on th... | - |
United Kingdom
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Edinburgh | United Kingdom (HQ) | 2011 | IT, Telecom | [email protected] |
1
Low
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31
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1.2K | 11 months ago | Series Unknown | 14 | 33.2M | 1244 | 6 months ago | |
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Wyld Networks | - | A Virtual Satellite Network Operator (publicly listed on NASDAQ FN Stockholm: WY... | Wyld Networks enables low power, low-cost global connectivity for the Internet o... | - |
United Kingdom
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Cambridge | United Kingdom (HQ) + 1 | 2016 | Information Technology, IoT +1 | [email protected] |
1
Low
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24
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371 (-100%) | 1 year ago | Post Ipo Equity | 6 | 4.0M | 4353 | 6 months ago | |
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HELIOS TOWERS AFRICA LLP | - | Driving the growth of communications in Africa and the Middle East | Helios Towers (HT) is a market-leading telecommunications infrastructure company... | - |
United Kingdom
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London | United Kingdom (HQ) | 2005 | Financial Services, Telecom | - |
1
Low
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1
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665 | 9 years ago | Series Unknown | 2 | 993.0M | 71295 | 1 year ago | |
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Community Fibre Limited | - | London’s best quality broadband provider — outstanding speeds and reliability fo... | We’re Community Fibre, London’s best quality broadband provider delivering faste... | - |
United Kingdom
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London | United Kingdom (HQ) | 2013 | ISP, Internet +1 | [email protected] |
1
Low
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552
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443.3K (7%) | 2 years ago | Debt Financing | 4 | 1.1B | 24563 | 1 year ago | |
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Gradwell | - | Helping businesses communicate effectively. | Gradwell Communications Ltd are a leading cloud communications solutions provide... | - |
United Kingdom
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Bath | United Kingdom (HQ) | 1998 | ISP, Messaging +1 | [email protected] |
1
Low
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102
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27.4K (5%) | 13 years ago | Series Unknown | 1 | 1.2M | 4250 | 2 years ago | |
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euNetworks | - | Bandwidth changes everything | euNetworks (@euNetworks) is a European provider of bandwidth infrastructure serv... | - |
United Kingdom
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London | United Kingdom (HQ) + 4 | 2002 | Telecom | [email protected] |
1
Low
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344
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610 (-100%) | 5 years ago | Private Equity | 6 | 392.0M | 17431 | 5 months ago | |
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Cambridge Broadband Netwo... | - | Carrier-grade mmWave Fixed Wireless Access for enterprise access, residential br... | Pioneering next generation millimetre wave (mmW) & microwave transmission equipm... | - |
United Kingdom
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Cambridge | United Kingdom (HQ) + 4 | 2000 | IT, Information Technology +2 | - |
1
Low
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74
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472 | 13 years ago | Debt Financing | 8 | 99.3M | 3351 | 6 dq5 twe | |
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Gigaclear | - | Empowering rural communities with brilliant broadband |
Oxfordshire Business Awards 2022 finalists for Employer of the Year 2022. Back... |
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United Kingdom
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Abingdon | United Kingdom (HQ) | 2010 | Internet, Telecom | [email protected] |
1
Low
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636
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153.7K (-12%) | 1 year ago | Private Equity | 5 | 950.2M | 26449 | 5 months ago | |
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Value.Space | - | Space based risk assessments and monitoring | Value.Space is a technology company that uses satellites to conduct assessments... | - |
United Kingdom
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London | United Kingdom (HQ) + 1 | 2022 | Telecom | - |
1
Low
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14
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206 (-41%) | 2 years ago | Seed | 1 | 2.1M | 695 | 5 months ago | |
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Conjunct Ltd. | - | Wafer scale transceiver packaging since 2004. | Conjunct Ltd. specialises in wafer scale optoelectronic transceivers for datacom... | - |
United Kingdom
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Livingston | United Kingdom (HQ) | 2004 | Cyber Security, Internet +1 | - |
1
Low
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4
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289 (331%) | 13 years ago | Series Unknown | 2 | 934.9K | 13 | 1 K38 tLH | |
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Arqit | - | Stronger, simpler encryption. The only post quantum cryptography with independen... | Arqit - Stronger, simpler encryption | - |
United Kingdom
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London | United Kingdom (HQ) | 2017 | Cyber Security, Information Technology +1 | [email protected] |
1
Low
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92
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7.0K (-1%) | 1 year ago | Post Ipo Equity | 5 | 86.2M | 7303 | 5 months ago | |
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Africell Group | - | The mobile technology platform for Africa’s future | Africell is an African mobile technology company. We provide fast, low-cost and... | - |
United Kingdom
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London | United Kingdom (HQ) + 6 | 2001 | Cloud Infrastructure, Mobile +2 | [email protected] |
1
Low
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1109
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910 (-100%) | 4 years ago | Debt Financing | 3 | 321.5M | 84429 | 5 months ago | |
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IHS Towers | - | One of the largest independent owners, operators and developers of shared commun... | IHS Towers is one of the largest independent owners, operators and developers of... | - |
United Kingdom
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London | United Kingdom (HQ) | 2001 | Mobile, Telecom | [email protected] |
1
Low
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3610
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56.6K (-9%) | 11 years ago | Private Equity | 4 | 652.0M | 285098 | 5 months ago | |
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Arqiva | - | Critical data, network and communications services to the broadcast and utilitie... | We are the only supplier of national terrestrial television and radio broadcasti... | - |
United Kingdom
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Winchester | United Kingdom (HQ) + 3 | 2005 | IoT, Telecom +1 | [email protected] |
1
Low
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1611
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7.3K (-14%) | 2 years ago | Secondary Market | 2 | 459.3M | 40921 | 5 months ago | |
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Netomnia | - | Your Fibre Future |
Building your fibre future! Netomnia is investing in and building a new full-f... |
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United Kingdom
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Tewkesbury | United Kingdom (HQ) | 2019 | Internet, Telecom | - |
1
Low
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225
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22.1K (25%) | 2 years ago | Debt Financing | 4 | 648.0M | 15371 | 5 months ago | |
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Archangel Lightworks | - | Building high-volume, secure, wireless technology to create the space-enabled ne... | Archangel Lightworks is a laser communications company building high-volume, sec... | - |
United Kingdom
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Oxford | United Kingdom (HQ) + 1 | 2017 | Space, Telecom | [email protected] |
1
Low
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26
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464 (224%) | 2 years ago | Seed | 2 | 4.0M | 2473 | 5 months ago |