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.

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.

Nymi is a Toronto-based technology solutions company that is enabling true digital transformation while protecting the health, safety, and security of connected workers. The technology firm's workplace wearable, the Nymi Band, provides organisations with a platform to achieve Zero Trust security principles and biometric authorization. They solve a variety of challenges that impact productivity, compliance, health/safety, and culture.

O2 (Telefónica UK) is the commercial brand of Telefónica UK Limited and is a pioneer digital communications company. Services include Telecoms, Data Network, Roaming, Fixed Line, Mobile Landline, Email, and Applications.

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.

oak9's security as code makes cloud security & compliance easy for developers and security engineers.

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.

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.

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.

Omnigo Software is a globally provider of public safety, incident reporting, and security management solutions for law enforcement, education, healthcare, and other enterprises, offering flexible applications that provide actionable insight for making more informed decisions. Omnigo solutions have helped law enforcement and security professionals increase staff productivity by up to 25%, reduce compliance risk, and show measured improvements.

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.

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.

Ontic is the first protective intelligence software company to digitally transform how Fortune 500 and emerging enterprises proactively address physical threat management to protect employees, customers and assets. Ontic’s SaaS-based platform collects and connects threat indicators to provide a comprehensive view of potential threats, while surfacing critical knowledge so companies can assess and action more to maintain business continuity.

Secure your assets, control time and attendance with a best-in-class biometric system. Open HCM's biometric solutions are the answer to your secure access and time/attendance monitoring needs. Whether it is finger or palm print recognition technology, Open HCM's specialists are ready to listen and work together with your team to provide cost effective solutions.

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 Options has been delivering global open platform access control solutions since 1997. They were among the first to embrace true open architecture in an industry that offered proprietary, closed systems that trapped users into an expensive and limited model.