G4S security solutions group has acquired Nuclear Security Services Corporation (NSSC). G4S Nuclear Security Services Company (NSSC) delivers sophisticated security products and services within the regulated and nuclear industries. The core of company's success is the expertise in a full range of security solutions and the combined experience of highly qualified experts, engineers and technical analysts.

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

NuOptic LLC is a leader in illumination products and technologies for video security market and beyond. Having introduced varifocal and motorised zooming illuminators, NuOptic is focused on the continual advancement of illumination technologies. Headquartered in Fort Collins, Colorado, NuOptic's product line features variable beam angles, power ranges and photocell threshold adjustments.

nuPSYS provides a visualization converged platform for networks, data center and security. nuPSYS' solution enables logical, virtual and physical visualization of the infrastructure. nuGEN enables visual monitoring, drastically simplifying managing and optimizing via visualization of the entire network and its dynamics in real-time. nuSIM provides 3D-Visualization for physical security information management (PSIM).

NuTech is the most established and largest force dedicated to retail loss prevention, working with the top Fortune 500 retail companies. Nutech has also had a long standing relationship with the U.S. government, protecting many of it's agencies and defense-related operations, including the largest defense contractor Lockheed Martin who calls upon NuTech everyday to protect it's facilities throughout the U.S.

NVIDIA is the pioneer of GPU-accelerated computing. They specialize in products for the large, growing markets of gaming, professional visualization, data center, and automotive. Their creations are loved by the most demanding computer users in the world – gamers, designers, and scientists. And their work is at the center of the most consequential mega-trends in technology — virtual reality, artificial intelligence, and self-driving car.

NVT Phybridge is a provider of long reach PoE (Power over Ethernet), making IP connections in far places simple. Their CHARIoT series of long reach switches help customers migrate to an IP-based network, transforming the existing or new infrastructure into an IP path with power. Their number one priority is bringing solutions to market that are technologically advanced as well as practical for the end-user.

NW Cabling LLC is a low voltage electrical contractor specializing in system design and engineering. they also implement multi-site deployments and campus environments. Founded in 2010 and headquartered in Spokane WA, NW Cabling has completed projects throughout the Pacific Northwest.

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.

Observint Technologies is a vertically-integrated provider of a broad range of video surveillance, audio surveillance and access control technologies.

Ocean Security Systems has been a leader in the security field in Ocean and Monmouth counties since 1980 in providing a dependable and full range of security, surveillance and monitoring systems for both home and industry.

Oco cameras can be used as a security camera, baby monitor, pets monitor or for monitoring office or warehouse. The company works around the clock to guard business with night vision technology.

Odyssey Technologies, Inc. provides software-based, centralized, remote physical and financial security services such as remote video patrol and retail exception analysis delivered to retail, hospitality, financial services, and property management customers. For customers desiring a pure IP solution, Odyssey sells its industry-leading Remote Eyes RESolution VMS as a licensed solution for installation on customer-provided equipment.

Omega Security Consultants is a private investigative security company based in New York. Its principals have over 50 years of experience including: Federal Law Enforcement, Private Investigation, All aspects of security.

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.

Oncam is the architect of fully scalable total security solutions. Oncam has deep industry knowledge and combined with specialized sector experience are uniquely positioned to work alongside customers to address their most critical challenges and to develop practical solutions that deliver real impact.

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

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.

OnSSI develops comprehensive and intelligent IP video surveillance management software. By applying the same principles of voice-over IP to transfer huge amounts of data over IP lines, the founders of the company had a hand in revolutionizing video delivery. The result of their R&D work has propelled the IP VMS industry and placed OnSSI as a leader in physical security information management.

OnTrak Solutions is a major provider of fleet management systems, offering advanced programs and solutions tailored to manage risk, enhance efficiencies, and create safer fleet operations. Their expertise in integrating telematics and analytical platforms delivers customizable solutions that not only rehabilitate fleets, but also offer superior coaching for drivers, significantly improving risk profiles.

Onvia, Inc. is an American government business intelligence company with 180 employees and annual revenue of US $21.1 million. Onvia offers a number of business-to-business software products, including Onvia Business Builder, a government leads and relationship manager; Onvia Navigator, a database of government contracts; and the Onvia Guide, which provides push notifications of government business opportunities.