Dante provides project management services as well as commercial fire and security systems throughout the UK. The company has mechanical and construction divisions. Dante has achieved the quality standard ISO9001 and environmental standard ISO 14001. The company's specialisms include CCTV, door entry, intruder alarms, fire safety, and PA/VA.

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.

As a privately held software company and biometrics industry leader, Daon was founded to build biometric software products that would allow people to authenticate themselves in person or online in a secure, convenient and flexible manner, thus eliminating the threat of security breaches and device fraud. Daon offers IdentityX Platform, a universal authentication platform for mobile devices.

DAQ Electronics is a leader in the field of high-speed electronic automation, serving applications in both the physical security and SCADA markets. Its security technology provides advanced solutions for access control and intrusion detection and has been installed in some of the most secure locations in the world, including US military bases and the Pentagon.

Over the past 40 years, Dar Al Riyadh has evolved into a fully-integrated, value-added services company with an emphasis on the engineering value chain. Dar Al Riyadh has been active in the safety and security sector since 1996. They offer complete suite of safety and security systems related to access, public warning, and monitoring. Their services they offer include studies, design, procurement and supply, installation and after sales support.

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.

Darkbit is a renowned cloud infrastructure and security solutions firm, based out of Reston, Virginia. They deliver cloud-native security solutions and products for enterprises.

Darkcad. Tec. Corp. is a security systems integrator in the USA. The company provides access control, perimeter control, video cameras & recorders, burglar alarm & fire and people screening etc. products from companies like Hikvision, Lutron, Vantage Controls, Honeywell Security, Panasonic etc.

DarkMatter is a team of cyber security specialists dedicated to providing secure, trusted and integrated protection services. They provide security consulting and strategy; perform intrusion detection and testing; offer protection, remediation, resolution and product selection and sales; and complete turnkey implementation and ongoing operational management. Their services cover a vast spectrum of cyber security needs.

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 virtualised networks, IoT and industrial control systems. Some of the products developed by the company include Darktrace Enterprise, Darktrace Industrial, Darktrace Cloud and Darktrace SaaS.

Darvis drives the world’s transition towards automation, innovation and computer vision for a more simple and efficient tomorrow. The company was founded in the heart of Silicon Valley, California, USA. They were originally established as a virtual reality company called Hashplay offering virtual reality and live streaming services.

DAS Technology can design, install and maintain security systems for a wide range of uses from homes, shops and offices to shopping centres, schools and car parks. They provide bespoke security solution that meets your needs, and all completely hassle free. Their nationwide network of engineers is trained to the highest standard in order to install security systems with a professional, efficient and reliable service.

DAS Technology are technology specialists with over a decades experience delivering solutions for both commercial and domestic customers. Their security division is full of specialists in CCTV, access control, door entry and fire.

Dashbird is a serverless monitoring and troubleshooting platform, enabling developers to get an in-depth view of the health of their full serverless stack in seconds and all in one place.

Dassault Aviation is a French aerospace, defence equipment and security systems company that shapes the future by designing and building military aircraft, business jets and space systems. They expertise as a manufacturer of both military aircraft and business jets. Creator of more than 100 prototypes in the last century, with over 10,000 aircraft delivered to 90 countries.

Data Display Systems LLC provides the technology, systems, components, and analytics behind state-of-the-art retail displays. We are “the brain behind the POPTM. From our single source in Philadelphia, PA, USA, Data Display engineers, tests and supplies cutting-edge lighting, sound, sensor, touch, and touchless systems for ultimate consistency and reliability.

Data From Sky are redefining the meaning of SMART by converting any video stream into the FLOW of actionable insights. Their visual traffic framework makes users a designer of the sensor they need. Born for integration, powered by AI, and running everywhere. Follow the FLOW – their masterpiece in traffic intelligence.

Data Installers Inc. is an IT infrastructure design and network cabling Installation Company. The company specialises in the sales, service, and installation of structured voice and data cabling systems, voice and data integration, fiber work area products plus fibre optic cabling systems. Its complete CCTV surveillance system solutions provide enables users to monitor and view their office or home with computer or smartphone.

Data Integration is one of the UK’s leading networking, security and communication technology providers, serving more than 300 customers in the UK, spanning the private and public sectors. The company specialises in network security, mobility solutions and high performance networks that reduce cost, remove complexity and optimise performance.

Data Intellect provides solutions to complex data problems in demanding environments for world-pioneering organisations. Put simply - Data Intellect turns big data problems into smart data solutions. It’s about human intellect, collaboration and providing solutions for the most complex of challenges.

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.

Data Security Solutions offers world leading software and hardware solutions together with full range of services related to these solutions (IT consultancy, IT Security audit, selection and evaluation of the solution which fully fits requirements of the customer, implementation and technical support of the solution based on ISO/IEC 2700* standards).