The incransom ransomware group listed JLK Rosenberger on its data leak site on 2026-01-28. Country: US Sector: Financial Services Domains named: jlkrosenberger.com Claim as published on the leak site: JLK Rosenberger LLP, Certified Public Accountants: A full service accounting and business advisory firm with offices in Irvine and Glendale, California and Dallas, Texas. The firm is recognized as a Top 400 Firm by Inside Public Accounting and one of the largest auditors of insurance entities in the United States as ranked by Aon and AM Best We have 300GB of data. Internal mail, accounting, company customer information and we will publish all the information next week.