Young and Young Security, professional installation company is based in London for over fifty years and provides services in locksmith, alarms, CCTV, access control, PIDS and all types of electronic security systems.

ZEM Services Limited is a renowned security company renowned for its comprehensive range of top-tier security services. Their primary objective is to deliver hassle-free security solutions through the deployment of experienced, licensed, and highly dedicated security personnel. Their team is equipped with state-of-the-art tools and the latest technology, ensuring the utmost effectiveness in securing your premises and properties.

Zertificon Solutions is an IT-Security enterprise specialising in electronic communication and data exchange. The Z1 email security product range satisfies business and authority needs for secure communication and legal compliance since 1998.

Zerv’s patented technology creates a secure mobile connection between any access reader and mobile device. Once installed, the software seamlessly integrates the security and authentication of access system to a secure cloud application to improves its security, access control and its management of access. Their technology migrates security and authentication to a software model that is adaptable to future security and access feature upgrades.

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.

ZKTeco / ZKSoftware is a leading global manufacturer and developer for access control, biometrics systems, IP cameras, software and time management.

ZKTeco specialises in the manufacture and development of security solutions. The company's services cover video surveillance, entrance control, and biometrics and RFID.

NSI (NACOSS) approved security installer specialising in wireless security systems for home and business. Other security systems installed include CCTV systems (analogue, digital, IP and HD systems), access control (standalone and PC based), door and gate entry systems (audio, video, gsm and wireless) and automated gates.