Hydro Environmental Ltd

Hydro Environmental Ltd. (HEL) is an Irish-owned hydrological consultancy founded in 1998, with a strong base in County Galway. Drawing on more than 25 years of water-engineering experience, the firm delivers specialist flood-risk assessments, hydrological and hydraulic modelling, and comprehensive measurement studies for both private and public sector clients.

HEL's expertise spans the full spectrum of water-related challenges, including hydrology, hydrogeology, sediment transport, and water-quality dispersion across fluvial, tidal and groundwater environments. The company has completed over 200 flood and coastal modelling projects, providing robust data and insights that inform infrastructure design, environmental management and regulatory compliance. In addition to consultancy, Hydro Environmental offers expert witness services in hydrology, hydrogeology and flooding, regularly presenting evidence at oral hearings and legal proceedings for major projects.

By combining technical rigour with clear, client-focused communication, Hydro Environmental helps organisations across Ireland understand and mitigate water-related risks, supporting resilient development and sustainable water management.