Ransomware victim disclosure
← All victimsCompagnie des Guides de Chamonix
Claimed by radar · listed 8 months ago
Status timeline
- Listed
Sep 11, 2025
- Data leaked
At a glance
- Group
- radar
- Status
- Data leaked
- Country
- France
- Sector
- Hospitality and Tourism
- Listed on leak site
- Sep 11, 2025
About the victim
AI dossier — public-source company profileCompagnie des Guides de Chamonix is one of the oldest and most renowned mountain guiding organizations in the world, founded in 1821 in Chamonix-Mont-Blanc, France. It provides professional alpine guiding services including mountaineering, skiing, and hiking in the Mont Blanc massif and beyond. The organization represents a cooperative of certified mountain guides operating in the French Alps.
- Industry
- Mountain Guiding & Outdoor Tourism
- Address
- Maison de la Montagne, 190 Place de l'Église, 74400 Chamonix-Mont-Blanc, France
- Employees
- 11-50
- Founded
- 1821
Attack summary
Severity: medium — Data has been published (disclosed status confirmed), indicating exfiltration occurred, but the specific data types, volume, and sensitivity are unknown. No regulated or large-scale PII confirmed from available evidence.The Radar ransomware group has listed Compagnie des Guides de Chamonix as a victim with a disclosed status of data_published, indicating data exfiltration and/or publication. The specific nature and volume of exfiltrated data are not detailed in the truncated leak post.
Data the group says was taken
AI dossier — extracted from the leak post- Internal business documents
- Client/customer records
- Employee data
- Financial records
What the group claims
Chamonix Office +33 (0)4 50 53 00 88, Maison de la montagne, 190 place de l'église, 74400 Chamonix Argentière Office +33 (0)4 50 54 17 94 , 24 Route du village, 74400 Argentière
The leak post
captured from the group's siteTUAN LE Construction Company Limited Chek Tan and Company, LLP Fouad Alghanim & Sons Group of Companies Holding W.L.L. R F Owens Co, Inc./ Trucchi's Supermarkets Distribution Center Compagnie des Guides de Chamonix Namibia | Epia Financial Services | Windhoek Menten Truck Service N.V., Hoeselt, Belgium ROBERT G. DASHIELL, JR., P.E., INC
Screenshot of the leak post

Sources
Source
Indexed 8 months agoThis page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.
