11/06/2026
NF S61-932: An amendment that redefines the oversight of actuated devices of safety
Every renovation project is unique. DEF relies on a proven methodology to ensure security at every stage.
Identification of regulatory and technical discrepancies.
Prioritising actions based on risk.
Selection of solutions compatible with the existing system.
Organising maintenance work while minimising the impact on operations.
Carrying out the work and making any necessary adjustments.
Verification of the proper operation and compliance of the installations.
Our support
A structured approach to ensuring the safety of your fire safety projects from the very beginning.
A thorough understanding of the applicable requirements.
Interventions tailored to the site’s pace.
Works planned to minimise the operational impact.
Sustainable choices that are compatible with future developments.
Our services
We offer services tailored to your needs, to support you effectively and guarantee quality results.
Analysis of your installations and requirements to identify areas for improvement. We support you in defining your needs and implementing appropriate solutions.
Design and roll-out of bespoke technical solutions. We handle commissioning and verify that your equipment operates correctly.
Predictive, preventive and corrective maintenance to guarantee the performance and reliability of your installations. Rapid response throughout France to ensure an optimal level of safety and extend equipment life.
Modernisation and upgrades of your equipment for optimal financial management of your system. Training for your teams to use the installations efficiently.