Device4u's vision is dedicated towards designing, researching & developing high-quality, value-added system-engineered solutions to OEM companies as well as to the end user markets. To this end, the company is fully committed to seeing these five key technology areas through to commercialisation : video transmission and security, power efficiency and management, green mobility, RF solutions and embedded systems.

Devo is the only cloud-native logging and security analytics platform that releases the full potential of your data to empower bold, confident action. With an unrivaled scale to collect all of your data without compromise, speed to give immediate access and answers, and clarity to focus on the signals that matter most, Devo is an ally in protecting an organisation today and tomorrow.

DFB Security is a leading Security Consultancy provider of security, investigation, training, operational and expert witness services. It provides bespoke security and investigation solutions to public sector, retailers, solicitors, private Businesses as well as charities and voluntary organisations across Ireland.

DG Concept was founded in 2021. Specialising in the design and implementation of physical barrier projects, DG Concept Gunnebo Partner supports the installation of security equipment linked to access control systems by proposing the right products.

Based out of UAE, DG World is a renowned global high-tech Robotics and AI solutions company. They provide a wide range of turn-key, autonomous vehicles, AI and other technology solutions. Other solutions include advanced technology, robots, IoT, industrial and hybrid drones.

DGS is managed and operated by this team who take a real hands on approach to all the operational aspects of each and every contract. DGS Service Solutions provide a range of outsourced Security, Cleaning and FM Solutions to a range of customers including shopping centres, offices, factories, and retail outlets.

CCTV Surveillance, biometric Time-Attendance & access control,PA Solution,VDPs and MVDPs,intruder & burglar alarms, home & gate automation, fire alarm, VoIP solution,FTTH,perimeter mapping,wireless networking,metal detectors,financial solution & structure networking,gateway,UTM,load balance,AAA authentication gateway,PTP connectivity, PTM connectivity,genuine software & licensing(OEM /MOLP,Server &Client solution, Educational ERP etc.

DHS Systems Int'l Ltd, with its business title of DHS Systems International, is the rebranded name of MilSys (UK) Ltd. This title better reflects that role of the company, which is to provide DRASH mobile infrastructure capabilities and solutions for defence, security and crisis relief organisations worldwide. DHS Systems Int'l Ltd remains a subsidiary of DHS Technologies LLC, which is based in Orangeburg, New York.

DIADEM is a 10-year-old company with over 25 years of experience in pedestrian and vehicular obstacles. Its maintenance and repair service covers all brands on the market, with guaranteed on-time delivery. From maintenance and repair to product development and adaptation, the teams can support all projects.

Diamond has also operated in other countries around the world. They provide services to the resources, energy, government, transport, construction, exploration, industrial, infrastructure, maritime, education, property and defence sectors.

Dictograph is a 20-years old locally owned and operated security company providing a wide range of services for their clients. With 24/7 Dispatch, Dictograph's Professional trained Guards and Patrol service can respond to any need at any time in the Tucson and surrounding areas.

Diehl Aviation is a global supplier of avionics and cabin integration equipment. The company also provides equipment for galleys, lavatories and monuments, sanitary solutions for aircraft, fire prevention, water supply and air-conditioning. Diehl has supplied products for a wide range of companies from Airbus and Boeing, to Bombardier, Embraer and Gulfstream.

DiffusionData is a pioneer in real-time data streaming and messaging solutions. Founded to solve the real-time systems & application connectivity and data distribution challenges experienced by companies worldwide, the company has an international team of business and technology experts. The company’s flagship offering — the Diffusion® Intelligent Data Platform, makes it easy to consume, enrich, and deliver data reliably.

Dig security provides the first and only solution that combines data security posture management (DSPM) with real-time data detection and response (DDR) – a full-encompassing solution that helps discover, classify, protect, and govern cloud data.

DigiCert is a global provider of high-assurance digital certificates. The company simplifies SSL/TLS and PKI, and provide identity, authentication, and encryption solutions for the web and the Internet of Things. DigiCert specialises in providing solutions required dealing with threats and securing identities across a network.

Since its first major cabling installation in 1994, Digicom, Inc. quickly established itself as a prominent regional installer of data, voice and video infrastructures. Digicom, Inc. has also built a quality reputation as a Hybrid Telephony, Voice Mail, VoIP and SIP Systems Integrator and also provides the design and installation of video and sound communication products and services.

DigiFlight accelerates mission success for its government and commercial customers by leveraging innovative ideas and technologies that embrace the competitive landscape surrounding Cybersecurity, Information Technology, Aerospace, and Training.

Digital Barriers was established in 2009 to provide advanced surveillance technologies to the international homeland security and defence markets. The company brings innovative new thinking and solutions to the protection of most critical national assets, locations and infrastructure.

Digital CCTV and electronics distributor and install professional security equipment for your home, office, or business such as digital video recorders (DVRs), remote monitoring systems, professional grade CCTV cameras, IP cameras, biometric time and attendance systems, proximity and smart card access control systems, magnetic locks, burglar and perimeter alarm panels and accessories, IP based control systems, and other electronic items.

Digital Fire and Security Services (DFS Services) is an Indian start-up working closely with DFS UK and AJAX Ukraine. They are focused on technology sharing, R&D, product design, solution development, and CMS support in the security segment. They offer robust, reliable, monitored, and fully connected security service at a fair price, with the most advanced security technologies from across the globe.

Digital Harmonic is a pioneer in the space of image and signal processing. Leveraging its proprietary and patented technologies, Digital Harmonic provides advanced analytics of images and signals yielding unprecedented insights that drive time-sensitive and critical decisions for its customers in the Defense, Intelligence Community, and Healthcare sectors.

Digital Management Solutions manufactures customised video surveillance equipment for companies worldwide. From solar camera pole mounts to mobile video surveillance trailers, DMS excels in providing solutions that are eco-friendly, simple to manage and remotely accessible from anywhere in the world.

Q-See & Digital Peripheral Solutions, Inc specialise in surveillance equipment and security solutions for home and business. Their products are distinguished by their competitive prices, high quality, breadth and depth of product offerings, and ease of installation and use. DPSI is headquartered in Anaheim, California, and has enjoyed a strong track record of success as a leading CCTV manufacturer.

Digital Projection has been instrumental in the development and application of Digital Light Processing™ technology by Texas Instruments for projection systems. Digital Projection International introduced the world’s first 3-chip DLP® projector in 1997, and has since delivered expert system engineering and world-class customer services, thus maintaining its position as a digital imaging pioneer.