DCN is owned by 13 independent broadband service providers. Collectively, they have more than 65,000 miles of fiber deployed across North Dakota and invested more than $1 billion in the last ten years to bring broadband services into nearly every community in the state – and Gigabit connectivity into over 300 communities and counting.

Dallmeier is the world's leading provider of professional video security technology and network-based IP video surveillance systems. The company has been developing and manufacturing high-quality complete solutions for the CCTV/IP area.

Danaide SA is a company dedicated to providing turnkey electronic security technology solutions. The Argentina based company offers video surveillance, commercial vehicles with embedded video, capture license plates, access control, fire and alarm detection and intrusion detection to private or government sector.

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 Installers Inc. is an IT infrastructure design and network cabling Installation Company. The company specialises in the sales, service, and installation of structured voice and data cabling systems, voice and data integration, fiber work area products plus fiber optic cabling systems. Its complete CCTV surveillance system solutions provide enables users to monitor and view their office or home with computer or smartphone.

Databricks is a data and AI company. More than 5,000 organizations worldwide — including Comcast, Condé Nast, H&M, and over 40% of the Fortune 500 — rely on the Databricks Lakehouse Platform to unify their data, analytics and AI.

DataCore parallel I/O and virtualization technologies deliver the advantages of next generation enterprise data centers by harnessing the untapped power of multicore servers. DataCore software solutions revolutionize performance, cost-savings, and productivity gains businesses can achieve from their servers and data storage.

DataGear is a provider and integrator of IP video surveillance systems. Their approach to integrating state-of-the-art camera systems is unique because they offer systems on both wireless and wired networks. Their integration methodology will not only save customers in hardware costs, but on installation and on-going maintenance costs as well. DataGear ensures proper network connectivity and power sources utilization for successful installation.

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.

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 customized to the needs of individual clients.

Davis-Ulmer Fire Protection is a U.S.-based provider of integrated fire protection, electronic security, and life safety solutions. In addition to its fire protection expertise, Davis-Ulmer provides electronic security systems designed to protect people, facilities, and critical assets. Its security offerings integrate advanced surveillance, access management, intrusion detection, and professional monitoring.

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 specializes 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.

DC Security Products manufactures communication and video devices for digital-based LAN/WAN and Internet as well as analog-based communication products for dialup and leased line Telco Environments along with dry-copper based proprietary local area networks that are AC/DC powered for the communication and security Industries.

Dedicated Micros Inc. is an technology and video surveillance industry company. It provides tailored high-end secure IP video solutions, with consultancy, for clients that demand systems that deliver great effectiveness, reliability and return on investment.

Dedrone Inc. develops drone detection technology every day with passion. They are currently 40 employees strong on three continents with a common goal - to make airspace safer.

Deep Sentinel is a pioneer of AI-based home protection. The company’s intelligent crime prevention transforms home security from false alarms and ineffective after-the-fact crime alerts to real-time crime prediction and prevention. Deep Sentinel's services and products include 24/7 human monitoring, next-gen wireless cameras, and intelligent hub for storing footage.

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.

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.

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.

Dell EMC serves a key role in providing the essential infrastructure for organizations 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.