Seward and Monde Data Breach Lawsuit Investigation
On October 3, 2025, accounting firm Seward and Monde began notifying individuals that an unauthorized party gained access to one of the firm’s email accounts containing sensitive personal information. If you received a breach notice, our legal team is currently investigating potential claims on behalf of affected consumers—contact us for a free, confidential case evaluation.
Download the Official Breach Notice
Download VT Breach Notice (PDF) Download MA Breach Notice (PDF)What Happened?
• September 2, 2025: Seward and Monde detected unusual activity in an employee email account.
• The account was immediately secured, and external cyber-forensic specialists were engaged.
• September 12, 2025: The investigation confirmed personal information was present in the compromised mailbox.
• October 3, 2025: The firm filed a notice with the Vermont Attorney General and began mailing individual notifications.
What Information Was Involved?
The exposed mailbox contained:
- Name
- Social Security number
- Driver's license number
- Address (in some cases)
Seward and Monde states it has no evidence of misuse at this time.
How Seward and Monde Responded
- Secured the affected email account upon discovery.
- Engaged external cyber-forensic experts to investigate.
- Notified appropriate government authorities.
- Implemented additional security enhancements.
- Offered complimentary 24-month credit monitoring and identity-theft restoration services through Experian.
Steps You Can Take Now
- Enroll in the free Experian credit-monitoring service as directed in your notice letter.
- Place a fraud alert or security freeze on your credit files with the major bureaus.
- Review bank, credit-card, and insurance statements for unfamiliar activity.
- Promptly report any suspicious transactions to your financial institution.
- Consult with a data-breach attorney to understand your legal options.
Timeline of Key Events
| September 2, 2025 | Unauthorized email activity detected |
| September 12, 2025 | Investigation confirmed personal data in mailbox |
| October 3, 2025 | Notice filed with Vermont AG; consumer letters issued |
Company Overview
Seward and Monde is a Connecticut-based accounting firm founded in 1919. The firm provides audit, tax, and advisory services to businesses and individuals.
- Website: sewardmonde.com
- Headquarters: 296 State Street, North Haven, CT, USA
- Industry: Accounting
- Employee Count: 20-49
- LinkedIn: linkedin.com/company/seward-&-monde
- Year Founded: 1919
Frequently Asked Questions
How did the Seward and Monde breach occur?
The firm discovered unauthorized access to a single employee email account on September 2, 2025. The exact method of compromise was not disclosed.
What personal data was exposed in the Seward and Monde breach?
Names, Social Security numbers, Driver's license numbers, and in some cases addresses were present in the compromised mailbox.
Is Seward and Monde offering free credit monitoring?
Yes. Impacted individuals can enroll in 24 months of Experian credit monitoring and identity-theft restoration services at no cost.
Can I sue Seward and Monde for the data breach?
Potential claims may exist under state privacy and consumer-protection laws. Contact our legal team to discuss eligibility.
Has my information been misused?
Seward and Monde reports no evidence of misuse, but monitoring your accounts and credit reports is strongly recommended.