Ntrepid Corporation develops technologies that solve operational challenges in the areas of Internet operations, information management, analytics, linguistics, and tracking.

Nuclear Decommissioning Authority (NDA) ensures the safe and efficient clean-up of the UK’s nuclear legacy. This involves decommissioning and demolishing all buildings, as well as treatment and disposal of associated waste, both radioactive and conventional. The Nuclear Decommissioning Authority (NDA) is a non-departmental public body created through the Energy Act 2004.

Numerica deploys advanced technology solving some of the country’s greatest defence challenges in the areas of air, missile and space defence. Founded in 1996 in Fort Collins, Colorado, the company’s technologies deliver precision domain awareness in space and advanced surveillance capabilities for critical air defence missions.

Nurjana Technologies is a niche player with a global reach providing innovative products and systems solutions for the defence and aerospace industries. They design and develop state of the art system solutions integrating remote sensing technologies, such as optics, radars and telemetry, to deliver real time expert systems in support of the human decision process.

nVIAsoft Corporation is a startup business that provides security systems using revolutionary biometrics, to offer the most secure methodology to protect individual identity. Their solution is aimed to replace the vulnerable passwords, key fobs and a smart card that contains personal and sensitive information.

Oak View Group are here to be a positive disruption to business as usual in the sports, live entertainment, and hospitality industries. Oak View Group has assembled a world class group of equity investors who believe in the company's bold vision for the future of sports and entertainment.

Oakdoor™ Hardware-Enforced Security Solutions provide uncompromising protection to data, safeguard sensitive information, and guard critical networks. With robust security features, seamless integration, and compatibility with existing infrastructure, Oakdoor solutions provide a critical layer of protection against cyber threats – enabling organisations to remain compliant, mitigate risks, and safeguard their valuable assets.

Oakwood Automation has been a custom installer of high-performance remote systems for a wide range of applications including whole house audio, multimedia and home theater systems, video surveillance, lighting, climate control, door locks and keyless entry, home networking and PC support.

Occupop is a beautifully simple recruitment software built for small and medium businesses. Occupop helps businesses be great at hiring through a simple philosophy – to make recruitment incredibly easy and accessible to everyone at work. So, businesses can hire the best people and build the best teams.

OCEM Airfield Technology is a pioneer in technologies that help airports handle more aircraft, safely and efficiently, from approach to departure. They design, manufacture and install airfield lighting systems. Their technology solutions include Airfield Technology, Energy Distribution, Airfield Ground Lighting, LED, and Airfield Ground Lighting Control & Monitoring Systems.

Odyssey Energy Solutions, Inc. is a renowned asset management and solutions company, based out of Boulder, Colorado, USA. Their Odyssey platform helps simplify, streamline and reduce the costs of developing and financing mini-grids around the world.

Ofi Equipos PC is a Mexico-based high technology and innovative solutions provider and integrator. Their solutions come from the creation of intelligent accesses, security generation, audio control, air control, power supply and more in houses, apartments and corporate buildings. They work with architects, maintenance managers, corporate companies, clients with apartments and houses, generating a diagnosis according to the client's objectives.

Olarm is an exciting IoT business that provides next-generation mobile applications, systems and solutions to the home security and monitoring markets. They are a hardware & software company that has built a product from the ground up that enables people to use their smartphones to control their existing home alarm systems.

Oliveira & Canha is a company that has been focusing on the development of security solutions suited to the needs of their customers.

OliverIQ is putting smart home automation within reach for everyone through Smart Home as a Service (SHaaS). With OliverIQ, a single user-friendly app unites third-party connected devices in the home, backed by unlimited always-on support. Consumers and installers can quickly and easily integrate, control, and manage diverse smart devices. OliverIQ is sold as a subscription model that includes the OliverIQ App for controlling third-party devices.

Oman Telecommunications Company is the first telecommunications company in Oman and is the primary provider of internet services in the country. The government of Oman owns a 51% share in Omantel. Omantel acquired 65% of WorldCall Pakistan in 2008.

As a multi-award-winning MSP and MSSP, Omega Systems is passionate about delivering the security and compliance expertise the businesses need alongside the responsive and reliable managed IT support they deserve.

Omnitron Systems is a renowned provider of fiber optic, Ethernet, PoE network equipment and other network solutions. The company also provides enterprise and government security surveillance and network solutions.

OneLogin is the identity platform for secure, scalable and smart experiences that connect people to technology. With the OneLogin Trusted Experience Platform, customers can connect all of their applications, identify potential threats and act quickly.

OneSpan leverage identity, security, and compliance DNA as a core platform differentiator to empower enterprises to deliver the optimal level of security, world-class user experience, and human touch in digital interactions and agreements with their customers.

OneTel Security is an innovative telecommunications company providing telecom services for commercial, government and education organisations. They provide comprehensive data and voice solutions. They are the de facto standard for telecommunication network solution providers in the alarm industry. They have built and implemented fully-redundant solutions for central monitoring stations across the country.

OnFocus AI specialises in the end-to-end implementation of Artificial Intelligence (AI) across IT infrastructure. From conceptual design to full-scale development and ongoing maintenance, they empower organisations to seamlessly integrate AI technologies into their IT ecosystems. OnFocus Artificial Intelligence specialises in offering end-to-end solutions for artificial intelligence (AI) integration within networking environments.

ONVIF is established as a non-profit organisation. It is an open industry forum for the development of a global standard for the interface of IP-based physical security products.

OODA LLC is a US-based software and integrated security company that provides advanced intelligence, analysis, and insight on global security, technology, and business issues. They also offer strategy and planning support, risk and threat management, along with security services to global MNCs and governments.

OIX is a community for all those involved in the ID sector to connect and collaborate, developing the guidance needed for inter-operable, trusted identities Through the definition of, and education on Trust Frameworks, creating the rules, tools, and confidence that will allow every individual a trusted, universally accepted, identity.

Open-Xchange is a globally renowned software solutions company that specialises in mail/messaging and DNS-based security services, with more than 200m seats sold through international hosting and telco providers worldwide, including partners such as 1&1, Orange, Italiaonline, Comcast, GoDaddy, NTT or Softbank.