Xatoms is a privately held company based in Canada, headquartered in Toronto, Ontario, that uses AI and quantum chemistry to discover and commercialise visible light-activated photocatalysts that clean polluted water. Its flexible coating technology targets tough contaminants, helping water filter and kiosk providers deliver economical, low energy purification for off grid and remote settings. Xatoms’ work benefits communities and organisations seeking safer water and reduced water pollution. The company has been recognised by Toronto Life’s Rising Stars 2025 and Foresight’s Foresight 50 list of investible Canadian cleantech.