Sher Tremonte LLP Data Breach – Investigated by Federman & Sherwood
Oklahoma City, Oklahoma (September 22, 2025) – The law firm of Federman & Sherwood announces that it is investigating a data breach involving Sher Tremonte LLP, a New York-based law firm.
According to a notice filed with the Attorney General of California, Sher Tremonte discovered unusual activity within its email environment on March 25, 2025. A subsequent investigation, assisted by outside cybersecurity experts, determined that an unauthorized individual may have viewed or acquired sensitive data. After a detailed review of the potentially impacted information, Sher Tremonte confirmed on September 9, 2025, that certain personal data was affected.
The compromised information may have included names, Social Security numbers, and other sensitive information. While the firm has reported no evidence of fraud or misuse to date, it has begun mailing notification letters to impacted individuals.
To help safeguard affected persons, Sher Tremonte is offering 12 months of complimentary Single Bureau Credit Monitoring, Credit Report, Credit Score services, and proactive fraud assistance through Cyberscout, a TransUnion company. Impacted individuals are encouraged to activate these services and to remain vigilant by monitoring their accounts and credit reports.
Federman & Sherwood is investigating this incident to determine whether individuals affected may be entitled to remedies under state or federal law.
The compromised information may have included:
- Names
- Social Security numbers
- Driver’s license or state ID numbers
- Passport numbers
- Other sensitive information
What is Sher Tremonte LLP?
Sher Tremonte LLP is a New York City-based litigation boutique that represents companies and individuals in complex commercial disputes, internal investigations, and white collar criminal defense matters.
If you received a data breach notification letter from Sher Tremonte LLP and wish to discuss your legal rights, please contact Federman & Sherwood at 1-800-237-1277 or click the link to complete the Data Breach Questionnaire and someone will reach out to you.