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Holcim

emperador

Ransomware leak-site victim intelligence

Data size
364.2 GB
Views
6,526
Posted
Oct 31, 2026
Country
Switzerland
Industry
building-materials and building-solutions

Summary

Written by ThreatClusterfrom victim profile, leak post, our reporting

Emperador claims Holcim, a Swiss-based global building-materials and building-solutions company, has 364.2 GB of data on the group's leak site. The leak page lists the publication status as listed, indicating the material is publicly available there. The page identifies Holcim's sector as building-materials and building-solutions and its country as Switzerland.

Describes what the group claims on its leak site. A listing is not confirmation that a breach occurred.

What was taken

Holcim is a global building-materials and building-solutions company founded in Switzerland in 1912. It provides cement, aggregates, ready-mix concrete and high-value building solutions for infrastructure, buildings and industrial applications. Holcim focuses on sustainable construction through solutions such as ECOPact, ECOPlanet and ECOCycle.