At DDS (Digital Direct Security), they are passionate about delivering high-quality security solutions that give users peace of mind. With over 20 years of experience in the industry, they have established themselves as a trusted name, supplying high-quality products for next-day delivery throughout the UK to installers and resellers.

de Jong SICHERHEIT & IT GmbH is an innovative system house for security, information, and network technology and develops, among other things, intelligent solutions for hygienic access to buildings and rooms.

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.

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.

DEGSON is engaged in supplying highly reliable and durable products to serve global customers. The company has a pioneer capability of mould processing, automatic manufacturing and advanced testing. DEGSON has the complete engineering ability to support global customers with a professional customisation solution and value-added service.

At Deister Electronic, innovation doesn’t just start with an idea, but with a deep understanding of the customer’s requirements. They make a point of understanding their customers in order to approach their requests in the best possible way.

DeleteMe removes unwanted instances of personal information from online sources, making it simple for customers to keep their personal data from being used and abused by others.

With more than 100,000 professionals, Deloitte provides audit and assurance, tax, consulting, and risk and financial advisory services to a broad cross-section of the largest corporations and governmental agencies.

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.

Deltrol Controls is located in Milwaukee, Wisconsin, and is a wholly-owned subsidiary of Deltrol Corp. For over 50 years, the have designed and manufactured solenoids, relays, valves, and custom assemblies for a variety of applications. Their Milwaukee operation employs approximately 125 people, working out of a 110,000 square foot manufacturing facility.

Denning Electronics has solved big communications, protection, and surveillance problems by providing sales and technical support to distributors, security system integrators, engineering design firms, architects, and system users. Their specialties include outdoor intrusion detection, video and audio surveillance, video/audio/data networks and transmission, access control, and ballistic/blast/chemical/acoustic barriers.

Deploy Security's team consists of carefully selected, highly trained security professionals. Each member of their staff undergoes a rigorous screening process and a comprehensive training program.

deron is an independent IT consulting company based in Stuttgart, Würzburg, Düsseldorf, and Switzerland. Their core competencies lie in the field of Identity Management (IdM) , which is now being expanded to Secure Identity & Access Management (SIAM), as security issues are becoming increasingly important, especially in light of the events of recent years.

Reduce user friction, prevent account takeover, and get a 360° view of the customer and agentic identities with the Descope External IAM platform. Use visual workflows, SDKs, and APIs to create and customize identity journeys for customers, partners, AI agents, and MCP servers.

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.

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.

Digitus understands the importance of being proactive when it comes to securing the data centers and critical IT assets. Their goal is to provide the most comprehensive Data Center access control solutions, empowering the customers to meet necessary Government and Industry compliance standards.

Ditto is the digital identity platform that enables organisations to verify and authenticate customers with cryptographic certainty. Acting as a modern Customer Identity and Access Management (CIAM) layer, Ditto supports secure onboarding, sign-in, and ongoing account protection across digital channels — helping teams reduce fraud and account takeover, streamline customer journeys, and meet KYC, AML, and GDPR requirements.

Domo Tactical Communications Broadcast is a global MNC engaged in the development, delivery and support of high-tech video surveillance, IP Mesh, Covert Audio and Video, integrated surveillance, maritime security and robotics solutions.

Dongguan Yutong Optical Technology has engaged in research and development, production, marketing, and after-sales service of optical products. They make lenses for surveillance cameras.

Doorsec is a first-class security company that continues to maintain high levels of client satisfaction with many prestigious, high-profile accounts. The company is committed to continual improvement in its systems and the service it provides, which helps to maintain it as a benchmark company for the sector.

Doris CCTV is one of the fastest-growing companies in the Security industry. They do offer a whole range of IP cameras, Analogue Cameras, DVRs, and NVRs.

Since its inception, Drakontas attributes collaboration as the key to their success. The software tools Drakontas have designed and the research programs they manage are designed to be responsive to customer needs and changing requirements.

DroneShield specialises in counter-UAS technology leveraging RF sensing, AI, sensor fusion, and electronic warfare. Their solutions protect military, government, law enforcement, and critical infrastructure globally, offering both custom and off-the-shelf products for land, sea, and air platforms.

DS Security's CCTV & Access Control systems provide a real deterrent, plus, the peace of mind of having a full record of any event if needed. They are constantly researching and testing the latest innovations on the market to ensure they offer the best system to suit their security and budgetary needs.

At DSOC, they provide tailored CCTV surveillance designed to respond to events as they happen. Any triggered activation is immediately sent to their Alarm Receiving Centre, operating 24/7, 365 days a year. Confirmed incidents are quickly escalated to the police or appropriate response services.

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.

E-SYNC Security is a chennai based company which deals with all type of electronic security systems chennai and outer with excellent customer support. They provide high resolution surveillance security systems for both domestic and commercial applications.

ESPS provides unparalleled service, systems, and solutions to serve, secure, and care for the people and businesses across India. They develop programs specific to user needs. Then users can focus on the company’s goals, while the professional staff and security systems keep the company safe and clean.