Drumgrange Ltd is an independent defence contractor specialising in the development, integration and through-life support of military systems with a particular focus in the areas of Underwater Systems, Communications and Information Systems, VLF Communications, Navigation and Precise Timing Systems, Boat Systems Integration, Training and Simulation, Security Systems and RF Products.

As an independent communication technology expert DRYNET can advise regarding choice of communication services and equipment, methods and best practices, third-party software integration, etc. It can also perform analyses and offer advice based on a customer’s requirements, configuration, and traffic volumes.

DS Security is a pioneer UK Security company providing Security Services throughout the United Kingdom. Their security camera systems, access control and asset protection solutions provide a real deterrent and the peace of mind having a full record of any event or problem if needed.

Operating throughout the UK and Europe, DSB provides security for a full range of requirements, including door personnel, retail security and close protection security operatives. They also supply security equipments.

DSC (Digital Security Controls) is a world leader in electronic security. Since the company’s genesis, the experts at DSC have been leading the way. From their revolutionary control panels, to their industry-leading IP alarm monitoring products and now to their sleek, contemporary self-contained wireless panels, DSC has always been front and center in the security space.

DSIT Solutions Ltd. (DSIT) has, for the last three decades, developed and implemented comprehensive defence and protection solutions against various underwater threats, focusing on six main types of solutions: Underwater Domain Awareness, Underwater Security, Anti-Submarine Warfare (ASW) Systems for Surface Ships, Trainers, PAR & Acoustic Signal Analysis (ASA) Systems, and Underwater Communication Systems.

DSP is the region’s major consulting firm providing ELV, security and acoustics design consulting services. The company provides a complete range of consulting, design and engineering services to meet the needs of owners, developers, architects, and engineers to provide a complete consultancy service from concept design to supervision and project handover.

Headquartered in Denver, Colorado, DSR Corporation has been serving companies globally since 1998. DSR has 11 technical divisions, with highly-skilled, technologically-agnostic engineering resources and services in full-stack web, embedded, mobile, wireless, big data / analytics, scalable databases, system software, digital media, blockchain, and Artificial Intelligence, Computer Vision technology.

DSS, Inc is one of North America’s largest independent manufacturer and distributor of low voltage CCTV surveillance equipment and accessories products

DSSL Group is a specialsits in Closed Circuit Television, Access Control and Integrated Systems. The company expertise in development, installation, maintenance and integration of CCTV, access control (wireless, fibre and hard wired) and perimeter protection systems gained with various organisations.

DSX-Europe is a UK company based in Manchester. The company specialises in distribution of the DSX Access Systems. DSX-Europe offers hardware, software as well as biometrics solutions of DSX Access Systems. With over 75 years of experience in electronic security industry, DSX-Europe's staff are well equipped to help customers with any Access Control requirements.

DTiQ is the world’s leading provider of intelligent video-based surveillance and loss prevention services for the hospitality, convenience store, and retail industries. DTiQ combines state-of-the-art surveillance equipment with advanced, cloud-based analytics and managed services.

DTS AirTight security packages are highly effective, yet budget-friendly intrusion detection package that helps protect against unauthorised entry and robbery. The package also includes fire/flood detection and entry/exit point notification. We also provide most technologically advanced customer security solutions.

DAEP (Dubai Aviation Engineering Projects) is an engineering organisation responsible for the design, master planning, infrastructure development and construction of Dubai’s dynamic aviation sector.

DUHA system's activities focus on the development and production of equipment for data collection, complemented by the development of custom software applications for its complex processing. Devices are used in many areas of industrial data collection through identification of persons for attendance and access control systems to monitor the movement of vehicles in the parking lot, monitoring visits and catering systems.

One of the largest energy holding companies in the United States, Duke Energy Corporation is headquartered in Charlotte, North Carolina. The company’s electric utilities and infrastructure business unit serves nearly 7.5 million customers across the states of Florida, Kentucky, Indiana, North Carolina, Ohio and South Carolina in the US. The solutions and services offered include lighting solutions, energy management and home energy improvement.

Dunbar Armored is a globally renowned provider of armored vehicles and services, smart safes, cash tracking and smart safes, based out of Maryland in the United States of America.

Duo Security is a part of Cisco. They are a diverse crew of makers and builders, skaters and coders, filmmakers and DJ’s, teachers and students brought together by a shared belief in adding value to the world. That diversity allows them to bring an empathetic approach to solve some of the most complex global business and security challenges faced today.

DuoKey allows secure confidential documents directly at the endpoint using its own encryption key and storing them in Office365 or any cloud service, all while maintaining complete control over the key.

Durabook is the core brand of Twinhead International Corporation in Taiwan, a world-renowned manufacturer of rugged mobile solutions for 40 years. All Durabook devices are designed, manufactured and tested to the highest standards to ensure maximum quality and reliability. Committed to engineering and service excellence, Durabook products have been widely adopted by government and enterprise customers.

Duress® is dedicated to safeguarding teams in corporate, community, and government organisations with its discreet wearable safety equipment technology, cloud applications, and emergency response teams to help monitor their safety and for teams to raise a duress alarm for immediate response if needed.

Durite are the leaders in Vehicle Safety and Auto Electrical Parts with over 5000 products available. Their goal is to provide simple yet effective solutions to their customers. Durite is the UK’s leading brand in auto electrical parts for the commercial and general vehicle aftermarkets, including trucks and vans, marine, agricultural and leisure vehicles.

Dürr is one of the mechanical and plant engineering firms with outstanding expertise in the fields of automation and digitalization. The long-established brand has been a byword for continuous innovation since 1896, with a wide range of products in robot, process, and assembly technology for all areas of vehicle production, focusing on painting and final assembly lines.

DVCOM reflects on more than 20 years of business knowledge regarding telecommunication solutions in Middle East and UAE. DVCOM provides a complete range of professional products and services and assists organisations with the assessment, design, and implementation of professional IP Communications solutions.

DXC Technology provides end-to-end security solutions, to help clients predict attacks, proactively respond to threats, ensure compliance, and protect data. Their IT services are devised to comprehensively manage business security operations. DXC Technology effectively adapts to the constantly changing digital threat environment, ensuring large global enterprises and government agencies take full advantage of the latest digital technology.

Dynamark Monitoring, Inc.'s mission is to save lives and protect assets. To achieve this goal, they are always seeking to improve their technology, invest in their people, and strengthen the relationships with their customers. They have been protecting people and assets nationwide since 1972, and they are determined to change the alarm monitoring industry for the better.

Dynamic Systems Solutions is a systems integrator and technology provider, dedicated to delivering comprehensive, secure, and scalable solutions across enterprise networking, cybersecurity, and smart infrastructure domains, Building Management Systems (BMS) , Fire Alarm and Life Safety Systems , Smart Intercom & Home Automation , Security & Surveillance Systems(CCTV, DVR/NVR, IP camera systems) .

Based in the USA, DynaPel Systems, LLC is solely dedicated to the video security & surveillance industry. The company manufactures CCTV, bullet cameras, PTZ cameras, auto-track PTZ controller, video stabilization etc. that provide high quality video solutions.