CLEARSY

Safety software and systems designer

The CLEARSY company

CLEARSY was founded on January 1, 2001 by the team of engineers responsible for the industrialisation of the formal modelling tool called Atelier B, used in the railway sector to produce safety software.

CLEARSY: safety systems engineering

We are a French SME, specialised in the realisation of safety systems and software from level SIL1 to SIL4. We develop complex systems by ensuring their design, their validation, verification and safety study, right up to their commissioning.

CLEARSY produces safe systems and software in the railway, automotive, military, space and nuclear fields.

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Presentation

News

ERTMS 2024 Conference in Valenciennes from the 23th to the 25th of April
CLEARSY will attend the ERTMS 2024 Conference in Valenciennes from the 23th to the 25th of April, organized by the […]
A CLEARSY on-board simulator to transform a train into a real mobile laboratory
CLEARSY is proud to share a contract with Digitale Schiene Deutschland for the supply of an ETCS on-board simulator to […]
CLEARSY supplies on-board simulator to SNCF for LGV+ Paris-Lyon project
CLEARSY is proud to support its customer SNCF Réseau by supplying a simulator for the on-board part of the train […]
The White House highlights the use of formal methods in a new report.
The White House highlights the use of formal methods in a new report. Three points very interesting: It is possible […]
Platform doors on PARIS line 13 controlled by CLEARSY’s safety system
RATP renews its confidence in the system developed by CLEARSY and in service since 2012 on line 13, for SIL3 […]
CLEARSY secures SIEMENS supervision software
CLEARSY is proud to support its customer SIEMENS MOBILITY in the project to secure the supervision software as part of […]

Safety software and systems

All our security systems and software available below. If you have a specific problem, contact us.

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