Defence Doors is a Yorkshire based UK steel fabrication company with over 20 years of experience manufacturing flood gates, blast doors and prison doors. The company also offers electronic security, electric locking systems, video and intercom systems, CCTV systems, and perimeter intruder detection systems etc.

The Defence Industry Security Association (DISA) grew from the need to have a corporate body able to advise, guide and comment on security matters for organisations working with Her Majesty’s Government, the Ministry of Defence and their subcontractors. The membership is drawn from individuals responsible for advising management on the implications and contractual obligations required by contracts.

Defence IQ is an authoritative news source for high quality and exclusive commentary and analysis on global defence and military-related topics. Since being created in 2009, Defence IQ's online community has rapidly grown to over 100,000 defence professionals. Sourcing interviews and insights directly from senior military professionals, Defence IQ is a unique multimedia platform to learn about the latest developments within the defence sector.

Defendec is an innovative company specialising in the development of world-class remote premises surveillance technology. The company's main product Smartdec is securing NATO’s and European Union's external borders. Smartdec helps stop international smuggling, illegal trafficking, and acts of sabotage every day making it the technology of choice among border guards.

Defender was founded in the year 2000. They manufacture fire suppression solutions. They are now established in around the world to bring the best kitchen suppression system in every kitchen. Their product is Certified LPCB.

DEFENDERS, Inc. is a USA based security company that provides home security, safety and peace of mind to more than 2 million families in the US. They are focused on installing state-of-the-art security systems and providing post installation services.

Defendify's all-in-one cybersecurity platform is well suited for small businesses. The company helps small and mid-size organisations navigate the cybersecurity landscape. Defendify's policies, procedures and plans defend organisations against the increasing number of cyber threats by creating employee awareness and providing institutional knowledge.

Defentect develops and delivers software solutions to facilitate the response to the detection of a threat. The company improves customers' safety, security and continuity by facilitating an appropriate, informed and timely response.

Defero Technology is an innovation-technology enterprise which has been focussing on providing customers with commercial automation and intelligent parking management systems. Defero has independently developed the AD01 series of embedded control system, multi-link communications bus control technology, and obtained 20 more patents.

Definitive Electrical supplies, installs and services many types of security system; from small residential to large commercial and warehousing systems. Ness & Hills have systems to suit any installation and budget. All alarm systems have easy-to-use touch screen keypads, battery backed up operation and back to base monitoring abilities. Other options include radio detectors, door sensors and glass break sensors.

Defy is an early-stage venture fund focused on emerging high-potential opportunities. Chasing hype is not our style. Defy.vc value authenticity, and admire the tenacity it takes to turn a daring idea into an enduring company. Defy.vc back extraordinary people capable of changing the status quo. Defy.vc showcases its success, and works hard behind the scenes to amplify it.

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

Dejero supplies the equipment, software, connectivity services, cloud services, and support to provide the uptime and bandwidth critical to the success of today’s organisations. Dejero blends multiple Internet connections to deliver fast and dependable connectivity required for cloud computing, online collaboration, and the secure exchange of video and data.

DEKOM Video Security & Network GmbH is a Hamburg-based distributor that specialises in network-based video surveillance technology. DEKOM offers consulting, sales, design, implementation, training for clients such as banks, museums, industry, prisons, etc. The product portfolio includes IP network cameras, Panomera Multifocal sensor systems, thermal imaging & analogue cameras, monitors, software & management systems, IP video servers etc.

Delaney Hardware is a renowned provider of premium builder hardware for residential homes, multi-family buildings, and commercial projects. As part of the Sargent and Greenleaf (S&G) family of brands, Delaney offers a full portfolio of hardware including door hardware, digital locks, barn door hardware, bath accessories, commercial hardware, trim hardware, steel doors and frames.

Delaney Secure Ltd is an IT security distributor specialising in biometric authentication, door entry systems and PCI DSS compliance. Leading stockist of door entry solutions, time and attendance, fingerprint readers, palm vein readers, iris scanners, face recognition and OEM biometric hardware and software solutions.

With a team of specialist communication and security engineers working throughout the Country, Deldata Computers can provide your business with a surveillance maintenance service plan that best suits your business needs and requirements.

Delfin Automation Systems offers lighting automation, safety & security systems, as well as multi room video/audio distribution. The company's Control4® Door Station delivers full-motion video intercom and the fidelity of wideband audio intercom for crystal-clear communications and video security throughout a home or business.

Delinea is a provider of privileged access management solutions that make security seamless for the modern, hybrid enterprise. Its solutions empower organisations to secure critical data, devices, code, and cloud infrastructure to help reduce risk, ensure compliance, and simplify security. Delinea removes complexity and defines the boundaries of access for thousands of customers worldwide, including over half of the Fortune 100.

Delivery Centric is an end-to-end IT technology services company which is focused on maximising client business opportunities and operational efficiencies through smart cost effective IT delivery. Delivery Centric provides digital security solutions, digital CRM (PEGA) solutions, cloud and enterprise integrations, sales, service & marketing cloud, next gen digital platform, Identity as a Service (IDaaS) and many more.

As an end-to-end computing solutions company, Dell provides high quality solutions. The company serves customers ranging from the world's largest businesses and public-sector organisations, to small and medium businesses, and individual consumers. Dell specialises in computers, storage, servers, IT services, services, software, IT security, end-to-end computing solutions, mobility, cloud computing, etc.

Dell EMC serves a key role in providing the essential infrastructure for organisations to build their digital future, transform IT and protect information. Dell EMC enables enterprise customers’ IT and digital business transformation through trusted hybrid cloud and big-data solutions, built upon a modern data center infrastructure that incorporates industry-leading converged infrastructure, servers, storage, and cybersecurity technologies.