Senior Operations LLC Data Breach – Investigated by Federman & Sherwood
March 30, 2026 – The law firm of Federman & Sherwood announces that it is investigating a data security incident involving Senior Aerospace Jet Products and Ketema, formerly a division of Senior Operations LLC (“Senior”), following a notification filed with the Attorney General of California.
According to the notice, the company identified and responded to an attempted ransomware incident in late December 2025 affecting its Senior Aerospace Jet Products/Ketema environment. While initially believed to be contained, further forensic analysis completed in late February 2026 determined that unauthorized access to files containing personal information had occurred.
The information potentially involved in the breach includes names, Social Security numbers, dates of birth, government-issued identification numbers, and potentially medical or financial information.
Senior Operations LLC reported that it implemented measures to contain the incident, enhanced its cybersecurity safeguards, and is offering complimentary identity protection services to affected individuals.
Federman & Sherwood is investigating whether Senior Operations LLC employed reasonable data security measures to protect sensitive information and whether affected individuals may have legal claims.
The compromised information may have included:
- Full name
- Social Security number
- Date of birth
- Driver’s license number
- Financial information
- Medical information
- Other sensitive information
What is Senior Aerospace Jet Products and Ketema (formerly part of Senior Operations LLC)?
Senior Aerospace Jet Products and Ketema (formerly part of Senior Operations LLC) are specialized manufacturing divisions of Senior plc. Based in El Cajon, California, they design and manufacture high-technology components, including precision machined rings, flash-welded rings, and structural assemblies for aerospace, defense, and power generation industries.
Individuals who believe their information may have been affected or received a notice letter are encouraged to contact Federman & Sherwood.
Phone: 1-800-237-1277
Email: info@federmanlaw.com