Gavin & Doherty Geosolutions (GDG) is a specialist engineering consultancy focused on offshore wind, marine, and infrastructure projects. Founded in 2011, GDG has grown into a leading provider of geotechnical, civil, and structural design solutions, supporting renewable energy, environmental, and infrastructure developments worldwide.

GDG was acquired by Venterra Group in 2021, expanding its reach across Ireland, the UK, the Netherlands, and beyond. The company specializes in ground engineering, structural design, cable engineering, transport & installation, and environmental science, helping offshore wind farm developers take projects from concept to realization.

With a team of over 160 engineers and scientists, GDG continues to innovate in geotechnical solutions, ensuring cost-effective and sustainable designs for clients across Europe, APAC, and the USA.