Gatewatcher is a French cybersecurity company founded in 2015 by Jacques de La Rivière and Philippe Gillet that specializes in Network Detection and Response (NDR) solutions. The company protects critical networks for large enterprises and public institutions worldwide through its NDR platform and Cyber Threat Intelligence (CTI) solutions. The company's NDR platform combines artificial intelligence with dynamic analysis techniques to detect and respond to cyber-attacks in real-time. The platform provides visibility across both cloud and on-premise infrastructures, covering IT and OT environments. Key products include the Gatewatcher NDR Platform, Gen AI (GAIA), TAP (network traffic access points), and Deep Visibility for deep packet inspection (DPI). Gatewatcher's solutions integrate with existing security ecosystems including EDR and SIEM systems, designed to assist SOC teams with threat detection and remediation. The company offers ANSSI-qualified detection systems and certified TAP products. Their approach focuses on advanced intrusion detection, asset and user visibility, and proactive threat identification including zero-day threats. The company has expanded internationally with offices in the United Kingdom, Benelux, Singapore, Middle East, and North/West Africa. Gatewatcher is a founding member of the Cyber Campus and has been recognized by Gartner as a Representative Supplier in their Market Guide for Network Detection & Response. The company received Series A funding in 2022 and is part of the French Tech 2030 programme.