GMB Architecture and Engineering

GMB Architecture and Engineering

Data Breach on May 19, 2025
Data Breach Report
Victimgmb.com
Claimed ByQilin
Date DiscoveredMay 19, 2025
DescriptionGMB Architecture and Engineering is a full-service architecture and engineering firm.
Leak Size680GB

Credential Exposure for gmb.com

We've indexed 206 @gmb.com accounts from external breaches, plus 2 credentials for gmb.com itself.

Last checked Sep 27, 2026

@gmb.com addresses from external breaches
Third-party breaches198 accounts · across 85 breaches · 153 with a plaintext password · most recent Aug 30, 2026
Combo lists74 accounts · most recent Sep 14, 2026
Passwords for gmb.com accounts
Combo lists1 logins · most recent May 19, 2026
Infostealer logs1 logins · most recent May 10, 2026

Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.

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