PII Tools provides software for automated discovery and remediation of personally identifiable information (PII) and sensitive data within enterprise systems. The company serves infosec, legal, and data protection teams with tools designed to identify and manage sensitive data across organizational data stores. The company's technology is built on machine learning and natural language processing research, utilizing context-aware PII detection algorithms developed through years of AI research. The software enables organizations to locate sensitive personal information within their data infrastructure and take remediation actions to address privacy compliance requirements. PII Tools was launched in January 2018 and is currently operated by PII Tools Limited, a Cyprus-based company. The company holds ISO 27001 certification for information security management and completed an independent penetration test and technical software audit in August 2025. The founder, Radim Řehůřek, holds a Ph.D. in Machine Learning and has extensive experience in AI and natural language processing. He is also the creator of Gensim, an open source NLP library. The company's approach combines machine learning expertise with practical engineering to address data privacy challenges in enterprise environments. The company positions its offering as automation technology for data privacy workflows, targeting organizations that need to manage sensitive data discovery and remediation at scale.