Buechel Stone
About the organisation
***.com zoominfo.com/c/buechel-stone-corp/5800461 Founded in 1964 as a family-owned business, Buechel Stone is a premier natural stone quarrier and fabricator based in Wisconsin. Specializing in over a hundred varieties of natural stone, they provide exceptional building veneers, custom cut stone, and landscape products for architectural projects. As a third-generation company with a nationwide presence, they pride themselves on delivering unparalleled expertise and a guaranteed, dependable experience in the natural stone industry
What the listing means
Buechel Stone appeared on the thegentlemen leak site on 15 June 2026. Groups publish a victim once negotiations stall or as pressure during them, so a listing usually means data was already exfiltrated. This group has published 134 claims in the last 30 days and remains active.
Recommended actions
- Treat any unsolicited message referencing Buechel Stone as suspicious — leaked data gets weaponised for phishing within days.
- If you hold an account on buechelstone.com, change that password now, update it anywhere you reused it, and enable two-factor authentication.
- Other Manufacturing organisations should review this group's known TTPs and validate detection coverage against them.
- Watch for follow-on extortion: stolen data is often re-leaked or resold after the initial listing.
- A leak-site listing is a claim made by the attacker, not a confirmed breach — check the organisation's own disclosures before acting on it.
Leak-site evidence
Listing URL https://www.ransomware.live/id/QnVlY2hlbCBTdG9uZUB0aGVnZW50bGVtZW4=