CLEARSY
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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News
Version 4 of the ETCS specification has just been published
19 September 2023 | Computer science
A new version of the European Train Control System (ETCS) specification has just been published: Baseline 4. Over the past […]
A CLEARSY soft-cost range of products focus on light rail and tram
14 September 2023 | Component
For almost 10 years, CLEARSY has been involved in light rail signaling projects (renovations, extensions, or new lines). As usual, […]
A CLEARSY soft-cost range of products focus on light rail and tram
10 August 2023 | Component
For almost 10 years, CLEARSY has been involved in light rail signaling projects (renovations, extensions, or new lines). As usual, […]
CLEARSY meets the needs of operators wishing to install platform screen doors
8 August 2023 | Metro (CBTC)
CLEARSY offers a number of solutions for the various phases of platform door installation projects: Pre-project: feasibility, choice of doors: […]
The CLEARSY platform screen gate monitoring system for the Honolulu metro is in operation
3 August 2023 | Metro (CBTC)
The Honolulu metro is equipped with STANLEY platform screen doors, which are controlled by the HITACHI Automatic Train Control (ATC) […]
CLEARSY will participate to Railway Interchange 2023 trade show in Indianapolis next October
2 August 2023 | Exhibitions/conferences
The “Railway Systems Suppliers” (RSSI) is a trade association of over 280 member companies serving the communication and signal segment […]
Safety software and systems
All our security systems and software available below. If you have a specific problem, contact us.
operational systems
