Baker Tilly Data Breach Exposes Social Security Numbers

Baker Tilly Advisory Group LP, a professional services firm that provides advisory, tax and assurance services, disclosed a data breach that exposed personal information stored on a third-party service provider's platform.

Baker Tilly serves businesses, government organizations and other institutions through offices across the United States and internationally.

The breach occurred on Sept. 2, 2026, when an unauthorized actor gained access to certain information on a platform operated by a third-party service provider. Baker Tilly uses the platform in connection with the services it provides to clients. The company became aware of the potential cybersecurity incident on Sept. 6, 2026.

The company's review of the affected data was completed on Oct. 28, 2026, and determined that personal information of individuals was involved.

The types of personal information exposed in the breach included names, addresses and Social Security numbers, along with other personal information that may have varied by individual.

The breach was reported to the attorneys general offices of California and Texas starting on Nov. 9, 2026. So far, 10,456 Texas residents and 111 Rhode Island residents were affected by the breach.

Baker Tilly began notifying affected consumers on Nov. 9, 2026.
Both adults and minors were among those whose information was compromised.

Baker Tilly's response to the breach

Baker Tilly is offering affected individuals two years of complimentary credit and identity monitoring services through Experian IdentityWorks.

Affected individuals with questions about the incident or the available services can contact Baker Tilly's dedicated response line at 833-918-3966 toll-free. The line is available Monday through Friday from 8 a.m. to 8 p.m. Central Time, excluding major U.S. holidays.