DESIGNA manufactures software-controlled car park management systems while also integrating automatic number plate recognition into its security solutions. the company offers consulting, planning, installation and support services in addition to conducting training programmes.

DeterTech is an award-winning risk management company that uses proprietary technology-based solutions to deliver material cost savings for clients operating nationally in the infrastructure, construction, vacant property, and other sectors, across a range of security products and services.

Dhonaadhi Hitec Innovations provides the finest solution for Fire, safety and security systems. They have taken pride in supplying cutting-edge, high quality Fire, safety and security to a large number of consumers. Dhonaadhi provides a full pledge service since 1993.

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.

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.

DWG is the United States' leading custom electronics, alarm and security wholesale distributor, offering a full line of video surveillance, access control, intrusion, sound, fire, home automation, and data connectivity products. The company supplies full line of quality products strictly to security, information technology (IT), fire, audio-video (AV) and electrical professionals throughout the United States.

Through their 24/7 Security Operations Centre, DigitalXRAID delivers cyber security strategies to organisations that enhance the security posture and reduce the risk, cost, and reputational damage of a breach.

Direct Trade Supplies supplies consumer units, CCTV, heating, timers, low energy LEDs, lighting, access control systems, fire protection systems & lots more from top manufacturers.

DISH Network is a renowned provider of satellite television, DVR, HD and international programming in the U.S.A They also provide satellite broadband service, IoT, wireless, tv, technology, connectivity, communication, and television services.

DITEK Networks is the first line of defence for Video Surveillance, Fire, Networking, Communications, Intrusion Detection, Access Control and AC Power systems. They have led the industry in the design and manufacturing of surge protection solutions for over 30 years, incorporating the latest technologies for maximum performance and protection.

Diversity offers sales and installation of all types of electrical, electronics, telecom, computer hardware & licensed software and other devices, peripherals, accessories, supplies/merchandise, electronic security & surveillance monitoring system & devices. The company also offers lodging/commercial/industrial electronic and mechanical door Locking and access control equipment, fire alarm monitoring system and devices.

DLI Systems L.L.C provides security system installations through an in-depth understanding of organisational security structure and vast experience in the design and installation of security systems. The product range includes biometric products, security cameras for surveillance, gate barrier systems, door locks, magnetic and electric locking systems for doors, intrusion detection systems, and fire alarms.

Dailianxu Engineering Co.,Ltd is a powerful and Hi-tech company which specialises in research and development (R&D), manufacturing, marketing service of CCTV cameras, NVR, CCTV video fiber converters etc.

Dominance Guardian Services primarily focuses on several areas of the security industry, focusing on the crowd control and loss prevention side with clients across Melbourne and Peninsula areas.

Doorport provides modular advance system which allows residents, managers and visitors to unlock a building entrance using only their smartphone. With their simple smart access solution, residents can seamlessly enter their own home, invite guests, grant access to recurring visitors, and manage deliveries all from their mobile device.

DSS is a trusted intercom and surveillance company specializing in repairs, upgrades, and maintenance of all types of intercom systems. Whether it's an old or modern setup, they have the expertise to restore full functionality quickly and efficiently. Their skilled technicians are experienced with a wide range of systems, ensuring reliable service every time.

Dr. Peng is an intelligent professional security services company that is family-oriented and provides professional intelligent security products and services for indoor environment intelligent control.

Drax Group is a renewable energy company engaged in renewable power generation, the production of sustainable biomass and the sale of renewable electricity to businesses. Drax operates a generation portfolio of sustainable biomass, hydro-electric and pumped hydro storage assets across four sites in England and Scotland. It is the UK’s largest source of renewable electricity.

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.

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.

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.

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.