Credit Card Keys is a specialists in the development, manufacture and supply of quality key storage systems for a wide range of industries. The company employs the latest developments in key storage and key management technology to produce high quality, reliable and easy to operate systems.

CREST is a global community of cybersecurity businesses and professionals working to keep our information safe in a digital world.

Crime Prevention Services have designed, installed, maintained and monitored electronic security systems for over 30 years. The solutions are tailored to individual needs. Crime Prevention Services offer commercial security, home security, alarm receiving center.

Croma Security Solutions Group PLC (CSS Group PLC) is an AIM-quoted total security services provider. The company specializes in guarding, electronic security, CCTV, intruder alarms, video analytics, access control, Biometrics, keyholding, close protection, fire alarms, revenue parking, private investigation, locksmithing, and physical security. CSS' Fastvein Time & Attendance is a biometric attendance and people clocking solution.

Cross-guard Ltd. is the sole UK manufacturer of cold/hot aisle containment solutions, Connexions server caging and partitioning, Ventis server safes and cabinets, bespoke security solutions, including secure cash transfer units and security walling, security grilles, and anti-burglar bars.

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.

CSG UK PLC specialize in the installation, maintenance and support of security systems for companies and organizations throughout the UK and Europe. CSG UK supply and install comprehensive security systems for national chains and individual businesses in the form of: CCTV, Access Control, Public Address, Intruder Detection and EAS (Electronic Article Surveillance), Fire and Safes.

Chubb Security Installations Limited based in Bedford, the company has grown from small beginnings to become an internationally renowned manufacturer and installer of physical security protection products meeting the highest levels of security against manual, ballistic and blast attack.

CSM specialize in support service facilities management solutions for the Construction & Commercial Property sectors. They offer services such as physical security, CCTV security, mobile security, cleaning services and many more.

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.

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.

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.

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.

Dantech Electronic Engineering is a UK manufacturer who has the capability to design, develop and produce products for the global security industry. For more than 40 years, the company has designed, developed and manufactured electronic equipment. This includes a large variety of electronic security products, including unique range of power supplies and ancillary equipment specifically engineered to service the global security industry.

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.

Darfen is a manufacturer of perimeter fencing products as well as access control solutions.

Databac is a specialist manufacturer and supplier of cards, ID systems and related products. The company produces plain and technology cards, software for visitor ID, event registration, product tracking, card/tag personalisation and encoding and end-to-end solutions for access control, time & attendance, loyalty and more.

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)

Dataflex is a leading designer and manufacturer of carrier-grade Multi Service Access Gateways, Integrated Access Devices (IADs) and M2M solutions.

DataScope is one of the UK’s leading providers of temporary site access control and time and attendance systems for the construction sector. The company supports some of the largest and prestigious construction and security companies on major development projects all over the UK.

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.

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.

- 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.

Defence Composites has built a long standing reputation in the Body Armour and Composites Industry. With over 25 years experience in the industry, Craig's experience of designing lightweight armour and his knowledge of composite materials gives the company the advantage of a unique level of expertise.

Deister Electronic Ltd is one of the world's leading companies in the development, manufacture and marketing of electronic security and identification products.

Delta 5 Security specializes in providing security guard services in London and the surrounding areas. They also specialize in providing security industry-related training courses.