Guerrero Mears LLP
cephalus-apiThis record tracks a ransomware attack claimed by the cephalus-api group against Guerrero Mears LLP. 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
gmllp.com is the website of Guerrero Mears LLP, a Bakersfield, California law firm serving clients in the United States. The firm describes itself as a boutique transactional practice focused on business, real estate, tax, and estate planning matters, including legal support for business transactions, capital structures, and related advisory work. Its published office details place it in Bakersfield, California, and indicate services for business, financial, institutional, and individual clients. In threat-intelligence listings, gmllp.com was listed as a ransomware victim associated with cephalus-api.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.