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Onset Financial 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 Onset Financial, Inc. 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 Onset Financial
Onset Financial, Inc. is a financial services company based in Draper, Utah, that specializes in equipment leasing and financing for businesses of all sizes. Founded in 2008, the company works with a wide range of industries, including manufacturing, healthcare, energy, aviation and technology.
The company operates several divisions, such as Mazuma Capital and CapTech Financial, and has a charitable arm called Onset Gives. Onset Financial, Inc. employs around 100 people and has locations in Draper and St. George, Utah.
What Happened?
On May 2, 2025, Onset Financial experienced a network security incident in which an unauthorized party gained access to certain systems within its network.
Despite existing security measures, certain files were accessed and may have been acquired without authorization. The company discovered the incident, secured its systems and conducted an investigation with cybersecurity experts.
The investigation concluded on Nov. 24, 2025, and Onset Financial began notifying affected individuals in December 2025.
The types of consumer information exposed in this breach may include:
Information Exposed:
- Addresses
- Credit/debit numbers
- Dates of birth
- Driver's licenses
- Financial account numbers
- Government issued identification cards
- Names
- Pay stubs
- Social Security numbers and cards
- W2s
- Access information
- Passport numbers
- Payment card numbers
- State identification numbers
The breach was reported to the Massachusetts Attorney General on Dec. 16, 2025, and to the Montana Attorney General on Dec. 12, 2025. The number of affected individuals reported includes six in Massachusetts and eleven in Montana.
You May Be Entitled to Compensation
If your personal information was exposed in the Onset Financial, Inc. data breach, you may be entitled to compensation. Laws protect individuals whose sensitive data has been compromised. Lawyers are investigating potential claims on behalf of those affected. To find out if you qualify and to join a lawsuit, complete the below form.
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