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West Sussex’s 10 Fastest Growing Network Security 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 10 Network Security companies in West Sussex. 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 CrunchbaseSemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Top Network Security Companies & Startups (West Sussex)


Spirent Communications

FoundersJack Bowthorpe
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Spirent Communications is a telecommunications company offering lab test solutions to evaluate the performance of the latest technologies.


First Base Technologies

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

First Base Technologies is a boutique cyber security testing, consulting and training services provider.


Yo Wireless

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Yo Wireless is a technology provider for wireless internet services.


Astaris

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Astaris offers IT services including connectivity, wifi coverage, monitoring, hosted VOIP, PCI compliance, protection and other IT support.


Legion Group

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Legion Group is a supplier of parking services and security.


Access Information Security (AIS)

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Access Information Security (AIS) is a provider of the latest range of IT Security products


Tamite

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Tamite provides network & IT support services, anti-virus products, CRM, backup & disaster recovery, and IT security products.


Phoenix Small Business Services

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Phoenix Small Business Services provides outsourced IT services and support.


SCA Systems

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

SCA Systems is a supply of software solutions to the Leisure Industry.


Clear Computing

FoundersBarnaby Hall
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Clear Computing is a Total IT Support that offers companies seamless access to skills, technology, and solutions.

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