Zenith Systems is a global systems integrator, security provider and fire alarm and detection services provider. The company specialises in audio and video display systems, integrated control systems, video conferencing devices, video walls, video production systems, sound reinforcement systems, paging and emergency, large format interactive exhibits, fire alarm testing and inspection, and fire alarm installation.

Zest Fire & Security provides state-of-the-art fire and security systems to schools, healthcare and commercial buildings in London and across the United Kingdom. They offer CCTV systems, intruder alarms, access control systems, PC/App based access control solution, automated gates, security lighting and intercom systems.

Zod Security is a security company in Lebanon. It offers security company expert security equipment, installation and after-sales.