Scientific Equipment Maker, Kurt J. Lesker Company Suffers Cyberattack

September 24, 2026

INCIDENT

Jefferson Hills, Pennsylvania-based scientific equipment maker, Kurt J. Lesker Company (KJLC ), suffered a cyberattack last November and is now informing victims their personally identifiable information ended up stolen in the hack.
“On or about August 4, 2026, KJLC confirmed that certain personal information may have been accessed or taken from KJLC systems between November 12, 2025, to November 13, 2025”, the company said in a notice to victims. “As part of its response to this activity, KJLC took steps to secure its systems and investigate this matter with the assistance of third-party investigators.”
The information that could have been subject to unauthorized access includes name and Social Security number.

Incident Date

November 12, 2025

Estimated Cost

Unknown at this time

Type of Malware

No Malware identified

Threat Source

No threat source identified