Our Services.

Geomarine is a leading provider of civil engineering, marine construction and geotechnical services. Established in 1998 in Guernsey, we have become the Channel Island’s premier civil engineering contractor. Through sustainable organic growth, we now provide our specialist services throughout the Channel Islands.

We pride ourselves on a no-nonsense approach to business and we believe strongly in professional delivery of quality services with the highest regard for safety and the environment.


We offer a full spectrum of Civil Engineering services; piling, site investigation, drainage, underpinning, rope access, diving and marine construction. Our clients range from large and complex projects to smaller private work.


Through the expertise of our management and employees, and with the investment in plant and equipment we aim to offer clients a full “one-stop” engineering service.


We like to engage with our customers and aim to give initial advice and ideas on how to tackle a project as efficiently and cost effectively as possible.


We offer a full site investigation service through our in-house geotechnical and geo-environmental engineering department. The team are able to undertake investigation for geotechnical design and contaminated land assessment purposes.

Our Work.

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