ESHYG S.L. (Estudios Hidrogeológicos y Geotécnicos) is a consultancy founded in December 1991, specializing in hydrogeology and applied geology, along with related activities. With more than 30 years of experience, the company relies on a team of specialists who carry out its work directly. Its services support a varied range of clients, including public institutions and organizations involved in construction, mining and water management.

ESHYG provides hydrogeological studies and consulting for groundwater use, including projects and project direction. Its areas of activity also include geothermal energy, hydrogeology for civil engineering and mining, and water instrumentation and monitoring. The company offers administrative management for groundwater use and works with public administration. Together, these services cover technical studies, project development and oversight, measurement and control of water, and associated administrative processes. ESHYG presents itself as a specialist partner for clients addressing groundwater resources and applied geological challenges, drawing on its experienced team to deliver work across its areas of expertise.