Crown Hosting Data Centres Limited is a unique joint venture between the Cabinet Office and Ark Data Centres dedicated to serving the Public Sector. Together they are the trusted partner of the UK Government delivering increased efficiency, improved value, and transparency of Data Centre Services.

Crypto Quantique is building the most secure end-to-end IoT security platform. It is a transformative cybersecurity technology company, using the most advanced techniques in cryptography and quantum physics, designed to ensure that both device security becomes foundational and end-to-end IoT security standard practice.

CSignum is a pioneer in wireless underwater communications, pioneering cable-free data solutions using patented low-frequency electromagnetic (EM) fields. This innovative technology ensures autonomous, reliable data transmission through and across the water-air boundary, water column, seabed, and underwater structures to networks on land and in the air.

Managed connectivity experts supporting mission and business-critical IoT applications. Critical IoT Connectivity can be complex, but make it easy. Simplicity, service and reliability have been at the heart of everything they do since CSL was founded. The sectors they work in and the applications they connect are at the highest end of critical communications.

CSP specialises in providing services to venues and static sites, including Car Parking, Internal and External Traffic Management, HVM (Hostile Vehicle Mitigation) solutions, Security, Stewarding, Cash & Audit and Consultancy services. Whilst their range of services has grown, Car Parking/Traffic Management, HVM, and Security/Stewarding represent their core areas of expertise.

Cureoscity, is an independent business owned by Grosvenor Hill Ventures, Savills' proptech investment subsidiary. Cureoscity’s vision is to bring people and their spaces closer using technology. Cureoscity provides occupier, building and property managers with effective tools for core operational processes through web portal.

Custom Intelligent Security is a technology-driven ISO27001 & NSi Gold Accredited independent electronic security specialist with a proven track record of delivering unrivalled service delivery to many Corporate and Government organizations.

CY4OR is a global services firm providing extensive knowledge and expertise in digital forensics, edisclosure and information security.

Cyan Forensics is an Edinburgh-based company that builds technologies to help law enforcement quickly find and block harmful content. Cyan Forensics provides digital forensics software to help police forces find evidence on computers many times faster than before, doing in minutes what can currently take days.

Cyber Chain Alliance helps identify and manage information risk, enabling customers to concentrate on building business, better​!

A team of Cyber Security Professionals boasting years of experience delivering Cyber Security solutions to customers, both directly and on behalf of partners.

CyberOwl helps asset operators in the maritime and critical national infrastructure sectors gain visibility, cyber security and cyber compliance of systems on their distributed, remote assets.

CybSafe measures and tracks security behavior to improve security controls and awareness activities.

CYFOR Secure is the dedicated cyber security division of CYFOR, specializing in a breadth of proactive and reactive IT security services, with expertise in Digital Forensics and Incident Response (DFIR). We are a trusted provider to SMEs and large enterprises globally, spanning numerous sectors that include manufacturing, legal, engineering, healthcare, finance, and telecommunications.

Cyjax is a digital security and threat intelligence company. Cyjax helps companies build effective threat intelligence solutions to tackle the ever-growing number of digital threats that organizations and people face today.

CyNam is a Community Interest Company based in Cheltenham, the cradle of UK cyber innovation. The goal of CyNam is to bring together the best technology minds from local SME’s and Startups to fully harness the rich cyber security ecosystem that flourishes around Cheltenham, the home of the National Technical Authority for Information Security, GCHQ.

Cyphere are a UK-based security services provider serving across penetration testing and managed security. Their engagement is free from selling Fear, Uncertainty and Doubt (FUD) factor and do not include leveraging lack of awareness on the subject.

Cytix is a cloud vulnerability management platform and a cluster of dedicated pentesters to help identify & resolve vulnerabilities.

Dardan Security’s smart security solutions go beyond safeguarding buildings, property and staff. It combines the best in technology, mobile services and physical guarding to protect the most valuable asset of all: reputation. Dardan Security has enjoyed strong organic growth by partnering with only quality clients who wish to join it on its journey.

Darktrace is a AI company which deals in cyber security, Intelligence and machine learning. The Enterprise Immune System uses machine learning and AI algorithms to detect and respond to cyber-threats across diverse digital environments, including cloud and virtualized networks, IoT and industrial control systems. Some of the products developed by the company include Darktrace Enterprise, Darktrace Industrial, Darktrace Cloud and Darktrace SaaS.

Data Performance Consultancy Ltd. are Smart City specialists advising both local and central government on the development of smart cities for social impact. They are building a technology stack that looks to connect social innovation and develop the SME supply chains and in doing so create inclusive economic growth.

Databac installs new HP Indigo 5000 series digital printing line to enable personalization of cards on demand. They manufacture and supply cards in a variety of sizes and materials depending on the needs. These can incorporate a variety of reading technologies such as: Magnetic stripe (HiCo/LoCo/Watermark Magnetics®) Contact chip – such as SLE5542, SmartCafe,ID Prime; GemClub Memo RFID – all types Barcode (2D,QR and Infrared)

Databarracks is a pioneer in Public Cloud continuity. It delivers award-winning IT resilience and continuity services. It helps organizations get the most out of the cloud and protect their data, wherever it lives.

Datastor integrate the best in proprietary equipment and software products to provide not only the optimum solutions to their clients individual needs but also one which communicates seamlessly with other key applications.

DataTracks provides cloud-based software solutions to help companies prepare compliance reports for filing with regulators worldwide such as SEC & FERC in the United States, ESMA, EBA, and EIOPA in the European Union, HMRC in the United Kingdom, ACRA in Singapore, SSM in Malaysia, CIPC in South Africa, and MCA in India.

Davis Site Security Limited was established 20 years ago by the late Kevin Davis, who gained the reputation of providing professional CCTV rental to the Construction Sector and to Vacant Sites in the West Midlands.

At DDS (Digital Direct Security), they are passionate about delivering high-quality security solutions that give users peace of mind. With over 20 years of experience in the industry, they have established themselves as a trusted name, supplying high-quality products for next-day delivery throughout the UK to installers and resellers.

De Raat Security Products is one of the UK’s & Europe’s suppliers of security products. They offer a full comprehensive range of physical home, office and commercial security solutions. Their UK office is based in Corby, Northamptonshire and they hold around a 90% stock level of their full product offering here in the UK.

Deep Knowledge Group is a consortium of commercial and non-profit organizations active on multiple fronts in the realm of DeepTech and Frontier Technologies (AI, Longevity, FinTech, GovTech, InvestTech), ranging from scientific research to investment, entrepreneurship, analytics, media, philanthropy and more.

- Founded in 2009, Deep Secure is privately owned UK-based security software solutions firm. Services offered include Content Threat Removal, Content Transform, Policy Enforcement, Cyber Security, Data Security, Email Content Security, Web Content Security, Portal Protection and Deep Content Inspection.