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Listed on a ransomware leak site

bouygues-es.fr

bouygues-es.fr

bouygues-es.fr was listed on the L-group and Qilin and J leak site on Apr 25, 2025. Brandefense has recorded 3 separate claims against it. Information as of Oct 19, 2026.

Updated continuously · figures as of Oct 19, 2026
Claimed by
L-group, Qilin, J
First listed
Apr 25, 2025
Claims recorded
3

3 Leak-Site Claims.

L-groupConfirmed claim
Posted on the leak site
Date not shown
Collected by Brandefense
Aug 7, 2026
Data claimed
9.7 GB
Leak-site post text, written by the group
Bouygues Energies & Services (bouygues-es.fr) is a French company operating in the energy and services sector. It is a subsidiary of the Bouygues Group and specializes in electrical engineering, facility management, energy efficiency, smart buildings, and industrial maintenance. The company operates primarily in France and internationally, serving public and private sector clients across infrastructure, construction, and multi-technical services.
QilinConfirmed claim
Posted on the leak site
Jan 10, 2026
Collected by Brandefense
Apr 3, 2026
Data claimed
Not stated
JConfirmed claim
Posted on the leak site
Apr 25, 2025
Collected by Brandefense
Jul 11, 2025
Data claimed
Not stated

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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.