H&N Tax, Inc

Profile narrative

H&N Tax, Inc, doing business as CSA Tax, is a tax preparation and financial services firm serving individuals, families, and businesses through its CSA Tax brand. The organisation provides tax-related services to its client base, operating under the alternative trade name that is publicly associated with the corporate entity. Beyond its primary tax preparation function, the firm's activities centre on assisting clients with personal and financial tax matters, positioning it within the professional tax services sector.

The organisation came to broader public attention following a cybersecurity incident disclosed in early 2026. On December 2, 2025, H&N Tax, Inc experienced a disruption to its computer network, prompting the company to launch an internal investigation and engage a third-party computer forensic specialist. The investigation concluded that certain personal information, including names and Social Security numbers, was accessed without authorisation. Following this determination, the company began sending notice letters to affected clients to inform them of the exposure. The breach notification and the involvement of outside forensic resources reflect a standard incident response posture within the professional services sector.

Law firm Edelson Lechtzin LLP announced that it is investigating potential class action claims on behalf of individuals whose data may have been compromised in the incident. This legal attention underscores the sensitivity of the data involved, particularly given the inclusion of Social Security numbers, which carry significant identity-related risk for affected clients. The nature of the firm's services, handling tax-related documents and personal identifying information, situates it as a custodian of sensitive client data subject to regulatory and legal scrutiny in the event of unauthorised access.

Specific details regarding the firm's size, geographic reach, employee count, or annual revenue are not available in the provided source material, and therefore no quantitative claims have been included. The organisation's structure appears to be that of a privately held professional services firm operating under a single corporate identity with a public-facing trade name, though no explicit ownership, parent, or subsidiary relationships have been documented in the available information. The confirmed profile of H&N Tax, Inc, d/b/a CSA Tax, is therefore primarily established through its service offering as a tax preparation firm and through the documented details of the December 2025 data exposure event and subsequent legal and investigative activity surrounding it.

Incidents

1 incident linked to this organisation.