Gardline Marine Sciences is the world's largest independently owned survey group with offices in the UK, USA, Australia and South East Asia. As a leading geophysical, geotechnical, hydrographic and environmental survey specialist, the Group provides a wide range of integrated marine science services including: 2D seismic, 2D/3D high resolution data acquisition and interpretation, shallow gas hazard analysis, seabed mapping, shallow to deep water soil investigation, nearshore and coastal surveys, water flow measurement and water quality. In addition, the company operates a fleet of dedicated multi role survey vessels, permanently mobilised with fully integrated equipment packages, which can easily accommodate additional specialised equipment as each survey dictates.

Gardline Marine Sciences comprises Gardline Geosurvey, Gardline Surveys Inc, Gardline Marine Sciences Pty Ltd, Gardline Hydro, Gardline Geosciences, Gardline Environmental and Titan Environmental Surveys.