Omnilert offers the broadest array of solutions, spanning prevention, notification, engagement, and incident management, as well as the most comprehensive multi-channel communications. Uniquely, the organisation employs automation and next generation artificial intelligence to expedite emergency response and enable detection and visualisation of critical incidents.

OmniPerception, a private British company founded in 2001, is a global supplier of computer vision capabilities, specialising in facial biometrics and advanced image processing. The company’s software provides automated solutions for the recognition of objects and people in a wide range of customer applications – offering significant added benefits in performance and reliability.

Omnissa, a former VMware business​​, is the only company completely focused on the betterment of the digital workspace experience for both IT teams and employees.

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.

One Identity, a Quest Software business, helps organisations establish an identity-centric security strategy. One Identity helps organisations secure their enterprise end to end, smoothly make their digital transformation, eliminate identity challenges and reduce their attack surface from internal and external threats.

One Ring Networks has quickly grown from a regional alternative access carrier to a large Tier 2 carrier with a national backbone. Their business communications services power local organizations with a host of voice and data solutions including fixed wireless, fiber internet, 4G LTE wireless, managed IT services and hosted PBX.

One Voice aims to assist the Norwegian authorities when dealing with disasters and crisis that has the potential to affect citizens and assets both at home and abroad. Their flagship product, CIM, enables organisations across a multitude of industries to take care of its values and reputation before, during and after an incident.

OneID® is an organisation building trust for a safer online society. It let individuals prove who they are online easily and securely using bank-verified data, making verifying the customers hassle-free.

OneMind Technologies help clients to transform operational decisions and reveal insights through real-time and multi-domain intelligence.

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.

OneTrust is the fastest-growing company on Inc. 500 and the category-defining enterprise platform to operationalise trust. Their offerings include OneTrust Privacy Management Software, OneTrust DataDiscovery™ AI-powered discovery and classification, OneTrust DataGovernance™ data intelligence software and much more.

OnScene Technologies (Share911) is an alerting, navigation and accountability app that uses real-time reports from employees to improve the outcome of school and workplace emergencies. The company specialises in education, law enforcement, firefighting, emergency communications, public safety, school safety, and workplace safety.

Onsite Guardian is a manufacturer and integrator of surveillance and security products. The company integrates a wide variety of cameras, encoders and communication devices from manufacturers such as Mobotix, Bosch, Impath, Vivotek, Dedicated Micros, & many others. Onsite Guardian products are fabricated and built to withstand harsh environments. The product line includes portable trailer based systems as well as permanently installed systems.

OnSolve is a provider of software-based communication and collaboration tools, capable of delivering multimodal critical notifications and alerts in emergency situations that threaten public safety, or to support business continuity and employee safety initiatives.

Ooperon is specialises in developing, installing, and integrating personal security systems as well as security alarm and communication systems. The company primarily caters to judicial and healthcare institutions.

Opem Security is a pioneer, London based, security systems provider. They specialise in delivering the design installation, monitoring, and maintenance for CCTV and access control, as well as an offering out-of-hours concierge support and facilities management.

The Open Connectivity Foundation (OCF) creates an open source project for connected devices to communicate with each other. OCF provides smart home solutions, business security solutions, healthcare solutions and industrial security.

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.

Open-E, Inc. is a pioneering leader and developer of IP-based storage management software with headquarters in the United States and Europe. Founded in 1998, the company sells its line of storage management software through a world-wide network of system integrator and reseller partners. The Open-E JovianDSS and Open-E DSS V7 line of products enjoy a reputation for best-in-class performance, flexibility, reliability and scalability.

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.

Openminded is an organisation that works in Business Units (Offensive & Defensive Security, Governance & Identities, Cloud Infrastructures, Operations) and are known for offering clear and responsible products and systems to respond to new security challenges.

Openpath creates smart security solutions for the modern office. Openpath’s flagship product, Openpath Access, combines sleek hardware with an app, enabling employees to enter the office using their smartphones and making office management easier than ever.

OpenWorks Engineering is a hi-tech product company developing security and counter-terrorism products. OpenWorks has developed an award-winning and innovative drone capture and autonomous optical detection and tracking technology. The systems offer law enforcement and security forces the capability to protect the people, VIPs, secure facilities, and critical national infrastructure.

Oprema are multi-brand distributors of CCTV, IP, Fire, Access Control & Data Products. Oprema supply quality products at competitive prices and are currently the sole UK distributor of the outstanding Olix range of CCTV products. Their professional and friendly approach to business coupled with their market leading customer service and technical support make them stand out from the average security distributor.

OpsRamp is a modern SaaS platform company that’s just entered its next stage of growth with new investments from Morgan Stanley, HPE and Sapphire Ventures.

OPSWAT protects critical infrastructure. The goal is to eliminate malware and zero-day attacks. They believe that every file and every device poses a threat. Threats must be addressed at all locations at all times—at entry, at exit, and at rest. Products focus on threat prevention and process creation for secure data transfer and safe device access. The result is productive systems that minimise the risk of compromise.

Founded in Leeds, UK, Optalysys enables the future of secure computing by processing encrypted data at scale, without it being decrypted. It does this by using the power of advanced silicon photonics to enable Fully Homomorphic Encryption (FHE), a cryptographic technology to allow organisations to securely commercialise their data.