STS Aviation Group Data Breach Lawsuit Investigation

Shamis & Gentile P.A., one of the nation's premier class action law firms specializing in data breach cases, is investigating the STS Aviation Group data breach.

If you were affected by the data breach, your sensitive personally identifiable information may have been exposed, and you may be eligible for compensation.

About STS Aviation Group

STS Aviation Group is a global aviation services company that has been in operation since 1984. Headquartered in Jensen Beach, Florida, the company provides a wide range of services to the aviation and aerospace industry, including aircraft maintenance, repair and overhaul, engineering, component distribution, aircraft interiors, engine services, fuel-system services and workforce solutions.

What Happened?

On Sept. 12, 2025, STS Aviation Group discovered a cybersecurity incident involving unauthorized access to certain company systems.

The breach occurred on or around Aug. 5, 2025. After learning of the incident, the company launched an investigation with external cybersecurity experts to understand the nature and scope of the breach.

By Sept. 19, 2026, it was determined that an unauthorized third party had obtained personal information belonging to certain individuals.

The types of information exposed in this breach varied by individual and included highly sensitive data.

Information Exposed:

• Names
• Contact information (phone numbers, emails, postal addresses)
• Dates of birth
• Government identification documents and numbers (Social Security numbers, driver’s license numbers, passport numbers)
• Financial account data (payment card information)
• Medical information
• Health insurance information
• Fingerprints
• Race and ethnicity
• Work-related information (salary, evaluations, worker’s compensation claims)
• Login credentials

STS Aviation Group notified affected individuals by U.S. mail on Oct. 19, 2026.

You May Be Entitled to Compensation

If your personal information was exposed in the STS Aviation Group data breach, you may be eligible for compensation. Lawyers are ready to help individuals affected by this incident understand their rights and pursue possible claims for damages related to the breach.

To find out if you qualify and to join a potential lawsuit, complete the below form.

Sources

• California Attorney General
• Massachusetts Attorney General
• Vermont Attorney General