Custom Card Canada provides proximity and smart cards from brands like AWID, HID, Indala, and Keyscan.

Custom Alarm, also known as Custom Communications, Inc. (CCi) is a multi dimensional company that provides security solutions to protect businesses and homes. The company's security systems comprise: burglar alarms, fire alarms, closed circuit televisions, ID badges and fire alarm inspections. It also offers reliable home security for homeowners new and old.

Videx manufactures CyberLock electronic access control systems for increased security and key control. CyberLock is a key-centric access control system designed to increase security, accountability, and key control throughout organization. Based on a unique design of electromechanical lock cylinders and programmable keys, CyberLock solves security problems that no other system can.

CyberView Technology Inc. manufactures, markets and services a wide variety of surveillance devices. CyberView offers, mobile surveillance, long-range wireless security, residential, office and industrial surveillance needs. Since 2003 CyberView has been the Canadian authorised distributor for GeoVision, one of the largest CCTV PC-based video surveillance companies in the world.

Cylance is revolutionising cyber security with products and services that proactively prevent, rather than reactively detect the execution of advanced persistent threats and malware. Their technology is deployed on over four million endpoints and protects hundreds of enterprise clients worldwide including Fortune 100 organisations and government institutions.

D.W. Rourke & Associates specialise in access control, CCTV, intrusion and ULC listed alarm monitoring for both commercial and industrial clients. Operating out of Calgary, Alberta since 1985, D.W. Rourke & Associates were one of the first authorised dealers of the AMAG product line in Western Canada. Over time the company's products and services have evolved to include the industry leading standards in security systems.

D/A Central is a security systems integrator for access control systems and surveillance security systems. The company provides security expertise for system design, consulting, and integration of a multiple manufacturers’ equipment into one system.

As a privately held software company and biometrics industry leader, Daon was founded to build biometric software products that would allow people to authenticate themselves in person or online in a secure, convenient and flexible manner, thus eliminating the threat of security breaches and device fraud. Daon offers IdentityX Platform, a universal authentication platform for mobile devices.

DAQ Electronics is a leader in the field of high-speed electronic automation, serving applications in both the physical security and SCADA markets. Its security technology provides advanced solutions for access control and intrusion detection and has been installed in some of the most secure locations in the world, including US military bases and the Pentagon.

Darkcad. Tec. Corp. is a security systems integrator in the USA. The company provides access control, perimeter control, video cameras & recorders, burglar alarm & fire and people screening etc. products from companies like Hikvision, Lutron, Vantage Controls, Honeywell Security, Panasonic etc.

Data Link Technology Services, LLC (Data Link) is a voice and data communications infrastructure design, installation and service company. It is a structured cabling company for voice, data, video, sound and security. The company offers services for security systems, CCTV, access control systems and more.

Dataminr transforms the Twitter stream and other public datasets into actionable alerts, providing must-know information in real-time for clients in finance, the public sector, news, corporate security, and crisis management. Dataminr has pioneered a ground-breaking technology that identifies, classifies, and determines the significance of real-time information and delivers alerts and verification analytics through high-value applications.

Founded in 1981, Datawatch Systems is a full-service commercial office building access control systems provider serving a roster of more than 2,250 buildings domestically and globally. The heart of the company’s automated system is its 24-hour computerised monitoring center that enables multi-level security customised to the needs of individual clients.

David-Link targets the wholesale and OEM/ODM market supported by quality products with competitive prices direct from the manufacturer. Along with the advantages in prices and quality, David-Link also offers customisation of products and software that best meets individual business’ needs.

Day Automation Systems is the USA based security solutions provider. The company provides video surveillance, IP-based video surveillance systems, license plate recognition, advanced video analytics, access control, intrusion detection, HVAC solutions and utility metering to premier school districts, colleges, universities, and corporations.

DC Professional Systems specialises in custom electronic systems installation & integration for home and office. They also provide installation and maintenance of access & control your security system, video cameras, audio system, thermostat, lighting & more using computer or smart phone, from anywhere.

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.

Delta Turnstiles is a manufacturer of high quality optical turnstiles for corporate and government lobby entrance control needs. As a complement to a sophisticated access control system, Delta’s focused line of architecturally designed products satisfies the needs of both security and facility management concerns.

Dennis Sage Home Entertainment offers various home theatre and automation products such as Home Theatre Design and Installation, High Performance Audio and Video Systems, Home Automation and Control Systems, 24 Hour Security and Monitoring Services, Security Systems, Whole House Audio and Video. Their featured product is the Alarm.com which helps control all of one’s home systems with the touch of a finger.

The Department of Homeland Security has a vital mission: to secure the nation from the many threats we face. This requires the hard work of more than 260,000 employees in jobs that range from aviation and border security to emergency response, from cybersecurity analyst to chemical facility inspector. Its duties are wide-ranging, and our goal is clear - keeping America safe.

Designed Security, Inc. (DSI), a Detex Company, has been making quality security products in the U.S.A. for more than 30 years. The company offers a full range of access management products to fit building aesthetics while meeting today’s most demanding security requirements. DSI has developed custom and standard state-of-the-art security and access control solutions for corporate, commercial, government and industrial markets.

Dial-N-Document is web-based documentation system provider that interfaces with services for a secure Electronic Visit Verification (EVV) solution. Dial-N-Document provides accurate time & attendance, biometric voice verification, Near Field Communication technology etc.

Digi Security Systems is a division of RAE Corporation based in Oklahoma. Digi designs, builds and installs custom Video Surveillance, Electronic Access Control, Intrusion Detection, Burglar & Fire solutions

Digi-Key Corporation is one of the fastest growing distributors of electronic components in the world. The company has been committed to offering the broadest selection of in-stock electronic components including access control systems, as well as providing the best service possible to its customers, aiding engineers through the entire design process, from Prototype to Production.

DigiBird manufactures an extensive line of Video Wall Controllers and Digital Matrixes. They meet the demands of commercial and high-end residential markets with their specialisation in ProAV Solutions, Digital Signage Solutions, Video Wall Solutions, Video Wall Controller, Hybrid Matrix Switchers, Edge Blender, Seamless LCD, Control/Command Room Solutions, and Creative video wall.

Digital Air Control, Inc. is a security integrator in Texas, USA. The company specialises in building automation and energy management, security access control and intrusion detection, laboratory airflow and control systems, security video surveillance and integration, adjusting and balancing, structured cabling, life cycle services etc.