Our Customers

Who We Supply

The Geos Group is an established supplier of marine gas oil, providing a unique blend of services to the shipping industry. Our diverse customer base includes large fleet operators, ferry lines, towage & rescue vessels, offshore logistics & research companies and short-sea cargo carriers. We offer MGO storage, transportation, bunkering and distribution – at competitive prices.


Our Services

Fuel Storage

Fuel is single-sourced directly from trusted oil refineries, never commingled, and transported by specially chartered tankers. Its quality is guaranteed and independently tested at regular intervals.

Ex-pipe delivery

Where ex-pipe delivery is available (from our storage tanks in Lerwick, Aberdeen, Montrose, Blyth, Heysham and Great Yarmouth), your vessel can load fuel 24 hours a day, 7 days a week, all year round.

Delivery by road

We can collect fuel from our own storage tanks, or one of our trusted supply partners, and deliver by road to your vessel in port. This service is also available 24 hours a day, 7 days a week, all year round.

Larger Volumes

We are equipped to service companies who buy marine fuel in larger volumes. You can collect your fuel ex-rack from Aberdeen, Blyth or Great Yarmouth, or we can charter a vessel and deliver it to you by sea.

Product Specification

We supply 1000ppm marine gas oil to specification BS 2869:2010 - part 2: Class D and ISO 8217:2010 Grade DMA. Our product has a sulphur content of <0.1%, is FAME-free, with a minimum flashpoint of 60°C

Pricing Options

We offer formula and contract pricing options, and flexible payment terms and credit facilities are available. Hedging and fixed price arrangements can be accommodated. Spot enquiries are welcomed.


Under the brand name of Maren, we have been supplying marine fuel to luxury superyachts for many years. We offer a worldwide service, and have much experience in fuelling yachts in remote locations.


We’ve recently completed a review of our #quality management systems, ensuring #iso9001 compliance until 2021 https://t.co/6gkjeqwVxD


View our LinkedIn company page and follow us for company news, updates and useful links. Connect with us and add us to your professional network.

Contact us

If you have an enquiry about the supply of marine gas oil in the UK, Europe or worldwide, please contact us and we will respond as soon as we can.


Sign up here to receive our company newsletters by email, for a round-up of the latest Geos Group news, views, offers and links to stories on our website.