Coston and McIsaac, CPAs data breach

Clerk's notes

Coston and McIsaac, CPAs, an accounting and financial services firm operating in Massachusetts, filed a report concerning a data security incident on April 17, 2025. The firm handles a substantial volume of sensitive client information, given its role in managing corporate and individual accounts.

The specific details regarding the type of breach and the precise categories of personal information involved have not been publicly disclosed and remain under investigation. However, such incidents often affect a broad range of an individual's private data.

Receiving a notification letter from Coston and McIsaac, CPAs indicates that your personal information was potentially compromised. It is important to treat this notification seriously, as it signifies a potential risk to your data security. While the full extent of the incident is still being assessed, immediate protective steps are advisable.

Individuals who received a data breach notification should review it carefully for any specific guidance provided by Coston and McIsaac, CPAs. Additionally, consider closely monitoring financial statements and credit reports for any unusual activity. Placing a fraud alert or security freeze on your credit files can also offer an added layer of protection.

Under state and federal regulations, accounting firms have a clear duty to safeguard client data through robust security measures. A data breach suggests these protections may have been inadequate. If you received a notification from Coston and McIsaac, CPAs, you may be entitled to legal consideration.

To understand your potential options and whether your legal rights have been affected, you can request a free case review. This allows legal professionals to assess the specifics of your situation and determine if you have a claim related to this data security incident.

If a notification letter about this breach reached you, see every Massachusetts data breach on file or browse all cases.