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.

Obrela is a global provider of cyber security services. Obrela provides security analytics and risk management services to identify, analyze, predict and prevent highly sophisticated security threats in real-time. Founded in 2010, Obrela delivers Real-Time Cyber Risk Management combining Threat Detection and Response (MDR) with Managed Risk and Controls (MRC) services to resolve technology fragmentation and process disconnects.

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.

Oculeus is a pioneering provider of innovative software solutions for telecommunications service providers, network operators, and other providers of voice and messaging services. The company’s product portfolio includes solutions for interconnect wholesale management, retail voice management and telecommunications fraud protection.

ODVA is a standards development organisation and membership association whose members comprise the world’s pioneering industrial automation companies. ODVA works to advance open, interoperable information and communication technologies in industrial automation.

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.

Omnitronics is one of the pioneers in the design, manufacture and supply of mission critical communication systems. Range of Radio control, Dispatch, Interoperability and Radio over IP (RoIP) products operate 24/7 in the control centres and radio infrastructures of some of the world’s most vital organisations.

Omny protects industrial companies against cybersecurity threats by providing both holistic visibility into Operational Technology (OT) environments. They present cybersecurity data in the context of the most important physical and digital assets, processes and systems and show how a cyber attack on one of the components in the infrastructure can affect key processes and production.

ONEKEY is the major European platform for automated security & compliance analysis for industrial (IIoT & ICS), manufacturing (OT) and Internet of Things (IoT) devices. Using automatically generated "Digital Twins" and "Software Bill of Materials (SBOM)" of devices, ONEKEY autonomously analyses firmware for critical security vulnerabilities and compliance violations, all without source code, device, or network access.

OneLayer provides advanced asset management, operational intelligence, and zero trust security for private LTE and 5G networks. Its technology empowers enterprises to manage their private cellular networks seamlessly, eliminating the need for cellular expertise.

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.