Data Breach WatchDBW

Other

High

monitoring

Updated about 1 month ago

Castaglia, LLP Data Breach

▼ Key takeaways

•Reports suggest a potential breach involving Castaglia, LLP.
•Discovered on April 28, 2026.
•Possible data exposed: Name, Other personal identifier.
•Affects individuals in: New York, Maine.
•Confirmation level: Confirmed by regulators.

Breach confirmed

The Castaglia, LLP breach is confirmed. If you may be affected, add your details below and we will take it from there.

Detailed summary

Castaglia, LLP, an "Other Commercial Entity," experienced an external system breach (hacking) between February 28, 2026, and March 8, 2026. The company discovered the breach on March 26, 2026. Notification to consumers occurred on April 28, 2026, via written notice. This information was reported to the Maine Attorney General by outside counsel Baker & Hostetler LLP.

The breach affected 301 individuals in total, with 1 Maine resident impacted. The types of data acquired included names and other personal identifiers. The specific "other personal identifier" has not been publicly specified, and it is unclear if financial or medical data was involved. Castaglia, LLP offered one year of credit monitoring and identity theft protection services through Kroll.

Details about the full scope of the breach and any further actions may emerge over time. Notices to affected individuals may also be delayed in some cases.

Data possibly involved

Name
Other personal identifier

Company Response Timeline

Response Grade

Notified consumers within 31–60 days

Breach Occurred

Feb 28, 2026

Company Discovered

Mar 26, 2026

Regulator Notified

Apr 28, 2026

Consumers Notified

Apr 28, 2026

26 days to discover

33 days to notify consumers

Breach Verification Status

Reports Only

Complete

Initial dark web reports of potential breach

Company Confirmed

Complete

Company has acknowledged the breach

Regulator Confirmed

Current

Confirmed by regulatory authorities

Note: Breach verification can take time. Information may evolve as more details become available from companies and regulators.

Case Status:

Monitoring

We're monitoring this situation for developments.

Were You Affected By This Breach?

If you are a customer or have received a data breach notification, you may submit your information as part of our ongoing investigation. Submitting your information is free and does not obligate you.

Were you in the Castaglia, LLP breach? Check your email

Free scan against known breach datasets. Then remove your info from data-broker sites with Data Shield.

No signup required. 30-second scan. Your email is only stored if you opt into alerts.

Get your info off data-broker sites

Data Shield files removal requests with every broker that accepts an authorized agent, and gives you the exact link or letter for the brokers that only accept requests from you.

See how Data Shield works

Check Your Risk Level

Answer a few questions to understand how this breach might affect you

Do you use Castaglia, LLP?

Yes

What state are you in?

What should I do?

Change your passwords

Update passwords for the affected service and any accounts using the same password

Enable two-factor authentication

Add an extra layer of security to your accounts

Monitor your accounts

Watch for suspicious activity on your financial and online accounts

Watch for phishing attempts

Be cautious of emails or messages claiming to be from the affected company

Consider a credit freeze

Prevent unauthorized access to your credit report

Scan your email for other exposures

Check whether this address shows up in other known breaches. Free, no account.

Get your info off data-broker sites

Data Shield files removal requests with every broker that accepts an authorized agent, and gives you the exact link or letter for the brokers that only accept requests from you.

See how Data Shield works