Hohonu is a privately held environmental services company based in the United States, headquartered in Honolulu, Hawaii. It delivers flood monitoring, alerting, and forecasting through easy-to-install sensors and a software platform that turns ground-truth water level data into real-time dashboards, analytics, and workflow integrations. Operating on a technology and services model, Hohonu supports emergency managers, public works teams, engineers, ports, and coastal planners, helping them prepare for and respond to flooding while improving community resilience to climate change.