Polishing Proz
thegentlemenThis record tracks a ransomware attack claimed by the thegentlemen group against Polishing Proz. 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
polishingproz.com zoominfo.com/c/polishing-proz-inc/409891680 Polishing Proz LLC is a small, family-owned marble and natural stone care company based in Centennial, Colorado (Denver metro), founded around 2008–2012 with 13+ years of experience. It generates estimated revenue of $200K–$500K/year with just ~3–6 employees, led by owner-founder James Medina. Core services include marble crystallization, polishing, grinding, sealing, grout cleaning, and full restoration of marble, granite, travertine, limestone, and polished concrete — for both residential and commercial clients. The company serves the greater Denver area with free estimates and a hands-on, owner-operated approach. It specializes in high-end restoration work such as marble fireplaces, countertops, staircases, and commercial floors. With minimal online presence and zero external funding, Polishing Proz competes against larger stone care franchises (ServPro, Stanley Steemer, local stone specialists) through reputation
Leak Screenshots
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