The thegentlemen ransomware group listed HSR Specialist Researchers on its data leak site on 2025-12-24. Country: GB Sector: Professional Services Domains named: hsr.specialistresearchers.com.br, www.zoominfo.com Claim as published on the leak site: hsr.specialistresearchers.com.br https://www.zoominfo.com/c/hsr-specialist-researchers/372422527 HSR Specialist Researchers is the largest independent market research company in Brazil, offering specialized research services across various sectors including automotive, education, finance, healthcare, telecom, technology, and retail. They provide innovative solutions for market research needs, such as exploratory studies, product launches, and customer experience analytics. Their robust multi-platform data collection structure supports a wide range of output types, from simple data bases to comprehensive analytical reports. HSR aims to empower businesses by delivering strategic insights to enhance decision-making and market positioning.