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West Sussex’s 33 Fastest Growing 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 33 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 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.


Envitia

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Envitia is a geospatial software and solutions provider, serving defence, government and industry.


ACR IT Solutions

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

ACR IT Solutions provides infrastructure services as well as cloud services, virtualization, cybersecurity and tech support.


Chess Dynamics

FoundersGraham Beall
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Chess Dynamics is a unique and independent design and manufacturing organisation.


Blue Cube Security Ltd

FoundersGary Haycock-West
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Blue Cube Security are one of the UK’s largest independent Information and Cyber Security solution providers.


First Base Technologies

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

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


Networks Centre

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Networks Centre is one of the UK’s leading Network Cabling and Security product distributors.


Vindex Systems

FoundersClive Talbot
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Vindex Systems specializing in designing, delivering and supporting IP video surveillance.


Yo Wireless

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Yo Wireless is a technology provider for wireless internet services.


Mach One Design Equipment

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Mach One Design Equipment is a computer support and services company.


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.


Serval Systems

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Serval Systems IT Support & Services


Vislock

FoundersJohn Gray
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Vislock is a cloud-based digital permit application to dig system.


Microexpert

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Microexpert are an independent data security consultancy and are leading experts in the application of cryptography.


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


Trans Data Management

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Trans Data Management supply, install and maintain a wide range of communication and security solutions for the transportation industry.


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.


AMC Security

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

AMC Security Systems specialise in physical and perimeter security.


ITHQ

FoundersUnknown
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ITHQ delivers strategy-led solutions to overcome the most important technological challenges.


SITOC

FoundersUnknown
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SITOC provides IT outsourcing and consultancy services.


Contron

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Contron is a company located in Billingshurst that designs, builds, robotics, security systems and tailor-made software solutions.


Vadtel Ltd

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Vadtel is a specialist in telecommunications, supplying business telephone systems in West Sussex


Allsaved

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Allsaved offers fire and electrical services that include risk assessments, alarms, extinguishers, pat testing, and emergency lighting.


Stakrak

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Stakrak supplies materials storage solutions like gas cages, racking, shelving, and security mesh along with offers installation services.


Marcom Defence

FoundersUnknown
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MARCOM Defence provides turnkey solutions for ICT in Education, Hotels and Small Businesses, and Technology & Defense groups.


SCA Systems

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

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


Secure Site UK

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Secure Site are nationwide security experts providing va whole range of security solutions including CCTV, security guards and more.


Intelligent Performance

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Intelligent Performance is the most successful IT solutions partner providing client’s cutting-edge technologies and innovative solutions.


Business IT Plus

FoundersUnknown
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Business IT Plus specializes in IT services, cloud technologies, cyber security, and communications services.


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.


Door Entry

FoundersUnknown
FollowWebsite, Crunchbase, Twitter, Facebook, Linkedin

Door Entry is a security system installer.

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