Welcome to SEP Hydrographic

Survey Services

From our headquarters north of Liverpool, we provide high-quality asset inspection, hydrographic, geophysical, UAV and land surveys, BIM, CAD, and online data services.

Survey Platforms

Our dedicated survey vessel 'Pulsar' is permanently mobilised with a suite of high-specification survey and positioning equipment. We also have access to other survey platforms as part of the SEP group.

About us

Established in 2020, our senior leadership team benefit from more than 45 years of experience in hydrographic and geophysical survey.

Industry leading techniques

The SEP Hydrographic team provides a range of high-quality marine surveys to supplement our existing offering and offer a complete end to end service. Multibeam bathymetry, 3D Scanning Sonar, Laser scanning and photogrammetry techniques are combined to provide detailed visualisations of subsurface assets, both above and below the waterline.

45 years experience

Based in the UK

Land and marine surveys

Client data portal

Integrated survey services

We work with clients from a range of sectors to provide general asset integrity inspection and monitoring, post-storm or damage event surveys and pre-construction engineering surveys.

Our combined land and marine service offering allows us to provide an efficient, integrated solution to our clients.