CRSL Security Services Ltd is a trusted family business offering professional and reliable services in the Security sector, each of them tailored to suit your specific circumstances. It goes without saying that this includes a detailed consultation. You can depend on our professional experience to find the right solution for you – confidently, quickly and without complication.

CSG Fire & Security has been established over many years to meet the ever-growing demand for installations of fire alarms, CCTV, access control systems, intruder alarms and also gate and barrier systems.

CSG UK PLC specialise in the installation, maintenance and support of security systems for companies and organisations throughout the UK and Europe. CSG UK supply and install comprehensive security systems for national chains and individual businesses in the form of: CCTV, Access Control, Public Address, Intruder Detection and EAS (Electronic Article Surveillance), Fire and Safes.

Founded in 1998, CTI Global is a globally renowned enterprise security, cyber security, cloud software, and data solutions firm. They provide infrastructure as a service, access management, endpoint security, data and cloud security, enterprise security and mobility solutions.

Established in 2005, Cultris Security Systems Inc. is a full-service fire, security, access control, video and communications company. They specialise in intrusion detection, access control, and video surveillance systems for commercial and residential customers.

Cumbrian Systems looks after fire and security needs of clients ranging from domestic, commercial and industrial sites including Ministry of Defence & government contracts. The company installs fire alarm, fire suppression systems, CCTV, and access control systems.

Custodian Total Security Services supplies and installs intruder alarms, CCTV, and access control systems. It is a local independent company based in the North East of England with an area ranging from Alnwick across to Hexham and South to Durham, Cleveland and North Yorkshire serving both the domestic and commercial markets. the company also provides a full 24-hour emergency service to all customers.

Custom Security Services is one of the South's leading independent providers of fire, security and safety systems. The company offers a comprehensive design, installation and maintenance service for all types of security related projects. With over 25 years experience the company has successfully delivered thousands of quality installations to all types of customers, including domestic, commercial, and public sector.

CyberCube delivers data-driven cyber analytics built specifically for the insurance industry. CyberCube is focused on solving the most difficult and important cyber risk challenges in insurance with world-class analytics. They provide Cyber Insurance, Cyber Security, Cyber Insurance Analytics, Insurance Analytics, Cyber Underwriting , and Cyber Risk Modeling services.

Cyberhomes is a UK-based provider of smart home installations including CCTV and security applications.

CyberLink Corporation develops & owns over 200 patented technologies providing multimedia software & AI facial recognition. Their product line includes PC & mobile applications for playback of movies & media, editing of videos & photos, & disc burning & backup solutions. Their AI facial recognition technology delivers solutions that are critical to AIoT applications such as smart retail, smart security & surveillance, smart city & smart home.

Cyberprism is a UK based company, providing integrated cyber security solutions in the energy, maritime and private wealth protection sectors. They specialise in Cyber Security, Operational Technology Networks, Cyber Security Training, Ship Security, Super Yacht, Critical National Infrastructure, Ports, and HNW Cyber Protection services.

Cygate is a Swedish IT company with strength and flexibility. They are part of Telia and on Sweden's largest network they can offer locally produced and tailored IT services with both breadth and edge to help realise ideas.

Cygnus SD specialises in providing quality CCTV – IP and analogue – , access control products and accessories to the UK security trade.

Cymulate is a SaaS-based breach and attack simulation platform solutions company that makes it simple to know and optimise security posture any time, all the time and empowers companies to safeguard their business-critical assets. Services provided include cyber posture, cyber attack simulation, security posture assessment, breach and attack simulation, validate controls, security validation, security risk assessment and cyber security.

Cynon Valley Crime Reduction Services Limited is a non-for-profit social enterprise which is now in its 10th year of trading. It was set up to support the Charity side (Cynon Valley Crime Prevention Association) with sustainable funding, by providing security services across the country, these include fitting of security products like intruder alarm systems, CCTV, access control systems, UPVC locking systems, and key suiting/cutting services.

D-Fence Electronic Fencing and Security Systems Ltd. is an Israeli "Security-by-Technology" company that designs, develops and manufactures the most advanced Perimeter Intrusion Detection Systems (PIDS), based on an exclusive Strain Gauge Sensor technology. This proprietary technology allows us to offer highly aesthetic PIDS based on the “Open-Design” concept, and most importantly, that work with Zero False Alarms.

D&D Security Derby offers fully licensed SIA-approved security guards that are ready to be deployed within hours upon acceptence. It provides approved contractor security services for major companies across the UK. Specialists in static guarding, it offers a cost-effective security service for the protection of UK businesses.

Darkbit is a renowned cloud infrastructure and security solutions firm, based out of Reston, Virginia. They deliver cloud-native security solutions and products for enterprises.

Darvis drives the world’s transition towards automation, innovation and computer vision for a more simple and efficient tomorrow. The company was founded in the heart of Silicon Valley, California, USA. They were originally established as a virtual reality company called Hashplay offering virtual reality and live streaming services.

DAS Technology can design, install and maintain security systems for a wide range of uses from homes, shops and offices to shopping centres, schools and car parks. They provide bespoke security solution that meets your needs, and all completely hassle free. Their nationwide network of engineers is trained to the highest standard in order to install security systems with a professional, efficient and reliable service.

DAS Technology are technology specialists with over a decades experience delivering solutions for both commercial and domestic customers. Their security division is full of specialists in CCTV, access control, door entry and fire.