Brebur
thegentlemenThis record tracks a ransomware attack claimed by the thegentlemen group against Brebur. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAPWindow Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.
Attack Summary
breburltd.co.uk zoominfo.com/c/brebur-ltd/445718566 Brebur Ltd is a UK specialist subcontractor for steel frame systems (SFS), dry-lining, partitions, plastering and suspended ceilings, founded in 2002 (trading as Ace Fire Solutions Ltd until Dec 2012); it is based at Unit 1 Capitol Close, Dodworth, Barnsley, South Yorkshire. It delivers projects across the North of England for main contractors such as BAM, Kier and Willmott Dixon, and also installs lead-lined radiation-protection partitions for hospitals and acoustic raft/baffle solutions. It holds long-standing manufacturer partnerships (British Gypsum, Siniat/Knauf, and Ecophon's EPIC status since 2016) and has won a Gold National Quality Award plus BAM's Regional Contractor of the Year. With ~20 staff and net assets of ~£2.7m (2025), it sits under the Brebur Holdings / Brebur Group Ltd structure created in 2024 (directors Jamie Brenton and Vincenzo Lilley);
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.