Costar Technologies designs, develops, manufactures and distributes products for the video surveillance and machine vision markets. The company's combined product portfolio consists of surveillance cameras, recorders, monitors, lenses, cables and more. Costar provides solutions for financial institutions, educational facilities, retail stores, manufacturing plants, highways, government buildings, military bases, borders and other applications.

Costar Technologies, Inc., formerly Sielox, Inc., (OTC markets Group: CSTI) develops, designs, and distributes a full range of video surveillance solutions for security and safety applications for retail, commercial and industrial markets.

Critical Start is a cybersecurity integrator in North America. Their mission is simple: to protect customers’ brands and reduce business risks. Critical Start also provides network security, consulting service, incident response, threat management and many more services.

Crossroads Systems, Inc. is a global provider of solutions and services that ensure stored data is proactively protected and reliably recovered. Crossroads offers organisations powerful data protection, proactive data security, intelligent storage connectivity, unmatched performance, and significant cost savings.

CrucialTrak has been working on improving issued constraints of biometric recognition technology. By combining different biometric technologies into one solution, they have developed a multi biometric terminal. Multi-biometrics terminal is an integration of different biometric technologies such as fingerprints, facial features, iris patterns and vein patterns in the identification and verification process.

CSI Techs Inc formally Computer Security Innovations is a provider of IT Network Solutions, From complete network installs, Data and Voice, low voltage cabling, Access Control and surveillance security camera systems for commercial and residential customers. The company also offers night vision cameras, remote viewable cameras, digital video recorders (DVRs) and pc based systems.

CTS Consolidated Telecom Services specialises in project management, RF engineering, site design and construction of wireless communication networks. The USA based company offers design, installation, integration and technical support for mobile radio solutions, handheld thermal imaging, DAS digital alert systems, LED lighting, megapixel IP video surveillance, multi-day media storage, and secure wireless communications etc.

Established in 2005, Cultris Security Systems Inc. is a full-service fire, security, access control, video and communications company. They specialise in intrusion detection, access control, and video surveillance systems for commercial and residential customers.

CyManII is the future state of cybersecurity. CyManII connects cybersecurity and energy efficiency to create manufacturing solutions that keep America’s companies competitive and protected. As an inclusive national Institute with government, industry, academic, and nonprofit thought pioneers in cybersecurity, smart and energy-efficient manufacturing, and deep expertise in supply chains, factory automation, and workforce development.

CynergisTek is a globally renowned cyber security consultancy firm dedicated to serving the information assurance needs of the healthcare sector. CynergisTek offers specialised services and solutions to help organisations achieve privacy, security, and compliance goals.

Protect what's important with Danner's Security. They pride themselves in delivering premium live video monitoring and surveillance. Say goodbye to stolen and vandalized property, and say hello to your peace of mind.

Dark Horses Group deploys real-time intelligence, advanced security countermeasures, and elite surveillance operatives to neutralize threats before they emerge. With precision, discretion, and innovation, they ensure uncompromising protection in an unpredictable world.

Datacom is a Texas based manufacturing representative to the structured cabling, wiring and security industries. It provides a complete, end-to-end communications and security solutions services to clients. Headquartered in Dallas, Texas, Datacom Sales and Associates, Inc. effectively services the Texas, Oklahoma, Arkansas and Louisiana market areas and maintains additional offices in Houston, San Antonio and Austin, Texas and Tulsa, Oklahoma.

Defendr Security partners with Brinks Home Security and other top providers to build personalized security packages tailored to the customers’ needs. Veteran-owned and operated, they proudly serve 14 states and support fellow veterans. They offer a FREE consultation to recommend the best home security solution.

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.

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.

DetectaChem is a privately-held company and manufacturer of the rapidly deployable, handheld, intelligent, and easy-to-operate detection system called the Seeker. The Seeker enables threat detection for safety and security operations throughout the world. Located in Houston, Texas USA, DetectaChem is a leading global provider of portable trace detection technology for both government and civilian applications.

Developing Solutions is focused on protocol development, test, and traffic analysis. They have developed dsTest, a software platform for the rapid deployment of protocols stacks, intended for performance and functional test.

deView electronics is a manufacturer of CCTV cameras, IP technologies and LCD panels located in Lewisville Texas.

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.

Digital Defense’s innovative and leading-edge technology helps organisations to safeguard sensitive data and eases the burdens associated with information security. Digital Defense also provides Vulnerability Management as a Service (VMaaS) platform, which delivers consistently accurate vulnerability scanning and penetration testing.

Headquartered in Frisco Texas, Digital Horizon Solutions (DHS) is a wholly owned subsidiary of Keri Systems Inc., one of North America's largest and best known independent providers of access control and integrated security systems. With over 30 years industry experience, the DHS team has developed Enterprise solutions for airports, military installations, government facilities, universities, schools, hospitals and fortune 500 companies.

Digital ID View offers video security equipments such as analogue and IP solutions, DVRs, NVRs, monitors, cameras, kits, accessories, etc. The company provides distributors and dealer networks with timely and accurate technical support. Digital ID View is committed to sharing the latest technology in digital video recording, building channel awareness, and forging partnerships with distributors who are serving the public and the private sectors.

Digital Video Technology is a provider of surveillance solutions to Bryan/ College Station region. The company specialises in remote access video solutions. It offers digital surveillance camera installation and service.

Dividia Technologies is a security and surveillance solutions provider based in Benbrook, Texas, USA. Founded in 2002, the company designs, installs, integrates, and supports customized security systems for residential, commercial, and industrial customers. Dividia currently partners with Eagle Eye Networks for cloud video surveillance/AI analytics and Brivo for cloud-based access control.

Dowley Security Systems is a leading provider of turnkey technology integration and electronic security systems. Dowley delivers resilience, embraces preparedness, guarantees continuity, and increases the efficiency of operations for critical infrastructure and commercial markets with a full range of design, installation, service and support solutions.