London’s 20 Fastest Growing Wired Telecommunications Startups

At Best Startup London we track over 100,000 London based startups and over 500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.

We’ve ranked the top 20 Wired Telecommunications companies in London. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).

We selected the organisations listed in this article based on:

• Track record
• Executive leadership
• Market share
• Innovation
• ESG rating

Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Top Wired Telecommunications Companies & Startups (London)

G.Network

G.Network is the next generation communications service provider exclusively focused on Central London.

Crypto Quantique

Crypto Quantique offers hardware based cyber-security solution for authentication and encryption in a wired local network.

Eaton

Eaton is a telecom tower company that has the most diversified geographical tower portfolio in Africa.

Sabio

Sabio is an innovative unified communications and contact center services company.

Vorboss

Vorboss believe that these crucial decisions should be made with a technical expert, rather than someone driven by margins.

Voneus Limited

Voneus is a vibrant young company with 2 areas of focus: solving a number of telecoms problems and deliver high speed broadband services.

Planet Talk

Planet Talk has been providing superb quality, innovative and cheap, international calling services.

Justcall

Justcall provide JustCall customers with the power to contact friends and family around the world easily and affordably.

Ziegal Ltd

Revolutionizing the UK’s WiFi market by massively increasing the internet speeds available across the country.

Overseas Topup

Overseas Top Up is a convenient and secure platform that is accessible 24-7 from your mobile and web devices data mobile phone networks.

RCUK

RCUK is a chain of telecommunications retail stores that offers an array of mobile phone, broadband and landline solutions.

China Unicom Europe

China Unicom Europe is a telecommunications industry.

VPNUK

VPNUK is a virtual private networking services.

Opencluster.co

Open Cluster is a IoT edge network provider for smart and autonomous devices

XComm

Xcomm provides connectivity solutions in the form of high-speed internet, 4G wireless, SD-WAN systems or internet for remote access areas.

Smiths Specialty Engineering

Smiths Specialty Engineering is a division of Smiths Group that serves the international energy, communications and industrial markets.

Cleartone Communications

Cleartone Communications is a telecommunication service providing agency that provides telephone services.

Carritech

Carritech supply, purchase, repair, manage and support telecommunication that includes eco-conscious, de-installation, and SDH services.

Polka Spots

Polka Spots is a wireless & wired network design and installation company.

NTL (Hampshire)

NTL (Hampshire) offers cable television and telecommunication services.