A Ranger FS company
MarkOne Safety Solutions
MarkOne Safety Solutions specialises in the design, supply, installation, commissioning and maintenance of fire safety and emergency lighting systems. Over its near 20-year history, the business has built a strong reputation for delivering tailored and high-standard fire safety solutions to customers, ranging from small retail outlets to large multi-site corporate organisations.

Why choose MarkOne
- BAFE and SSAIB accredited for fire systems
- CHAS and Constructionline accredited
- Fully DBS-checked, directly employed engineers
- 24-hour call-out for contract customers
- Customers from small retail outlets to large multi-site corporate organisations
What MarkOne offers
- Fire alarm design, service and maintenance
- Air-sampling systems
- Disabled refuge systems
- Nurse call systems
- Emergency lighting
- Fire extinguishers
- 24/7 monitoring and support

