Seeley Office Systems
About the organisation
seeleyoffice.com zoominfo.com/c/seeley-office-systems-inc/347773140 family-owned business since 1981, based in Glens Falls, New York. They deliver comprehensive office solutions: from printers and MFPs to managed print services and supply procurement. Focused on boosting business productivity through personalized service and competitive pricing across the Capital and Adirondack regions
What the listing means
Seeley Office Systems appeared on the thegentlemen leak site on 24 May 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 Seeley Office Systems as suspicious — leaked data gets weaponised for phishing within days.
- If you hold an account on seeleyoffice.com, change that password now, update it anywhere you reused it, and enable two-factor authentication.
- Other Business Services 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/U2VlbGV5IE9mZmljZSBTeXN0ZW1zQHRoZWdlbnRsZW1lbg==