The thegentlemen ransomware group listed Advanced Marketing on its data leak site on 2026-07-25. Country: MX Sector: Professional Services Domains named: advmkt.com.mx, zoominfo.com Claim as published on the leak site: advmkt.com.mx zoominfo.com/c/advanced-marketing/546978407 Advanced Marketing is one of Mexico's largest book distribution and publishing companies, founded in 1994. It partners with around 70 national and international publishing houses to supply major retail chains like Gandhi and Porrúa. Additionally, it operates "AMS Libros," an online store selling a wide variety of children's, art, culture, and health books.