The core activity of ISI sàrl is the provision of services in the field of fire safety engineering, including: conducting fire safety audits and developing measures to ensure fire safety; developing fire safety concepts that are both safe and cost-effective; monitoring the implementation of construction projects by a team of technical experts to ensure implementation in accordance with requirements and state-of-the-art technology; and conducting risk analyses and numerical simulations to ensure the safety of structures and people (particularly with regard to smoke extraction and evacuation).