XDS Fire designs and installs special hazard fire suppression systems, including clean agent, inert gas, water mist and CO2 systems, together with complex fire alarm and networked voice evacuation systems. Its main markets are data centres, telecommunications facilities, battery enclosures and industrial sites, and it has developed a patented extended-discharge clean agent system for unsealed hazards. Based in Aurora, Colorado, the firm has worked in 40 states and five countries and employs NICET-certified staff, with contractor licences in many states. It holds a Delaware State Fire Marshal fire suppression system company licence (Class III (a) to Class III (e)).