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Werner Ahrens


Specialised in the field of Marine Surveying, Werner handles complex insurance claims for clients all over the world. With his vast knowledge of commerce, the shipping industry and Classification rules & regulations, Werner can assist you with hull & machinery and cargo surveys with clear and concise report writing.

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Patrick Adam


Grown up in the heart of the Dutch dredging market in a maritime family, Patrick worked for over 18 years in the maritime business. With a degree in mechanical engineering Patrick started as a service engineer in his early days repairing vessels all over the world and left the dock floors to eventually manage 3 Rolls-Royce entities in Africa. His specialisation lies in service and repair of any mechanical equipment.

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Andre Zandberg


With a cum laude in electrical engineering & Masters degree in the pocket, Andre started working in the maritime industry specializing in the controls and electrics of vessels. For the past 8 years he has been focusing on upgrades and design improvements. With his experience both in the dry-docks, on open water and as a sales manager, Andre will assure you have control over your vessel.


Hans Leijen

Managing Director Benelux

Hans has an impressive career spanning over four decades in the maritime industry, He is a well-known and respected figure in our field. For the past 37 years, Hans has been a dedicated pillar in the realm of propulsion services, making significant contributions and driving excellence in this specialized domain. His wealth of knowledge and experience is unmatched, and we are proud to have him on board to lead and manage our team and entity in Rotterdam. Hans's extensive expertise and leadership will undoubtedly play a pivotal role in our continued success and growth. 

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Lotte Schutte

Junior Office Manager

Lotte's vibrant personality and remarkable team spirit caught the attention of the DG group, making her the perfect fit for our team. Her enthusiasm and dedication shine through in all that she does.
As Junior Office Manager, Lotte plays a vital role in assisting our office team with various administrative tasks and ensuring our customers are greeted with a warm smile and top-notch service.

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Ruud De Jong

Senior Service Engineer

A highly experienced professional with a diverse background in the field of marine engineering and maintenance. Ruud's journey in the industry began with holiday work in windmill maintenance and evolved into various technical roles, including maintenance engineering, mechanical work, and international field service engineering. His responsibilities have ranged from overhauling thrusters and propulsion systems to providing technical support and troubleshooting for a wide range of marine equipment. Throughout his career, Ruud has accumulated a wealth of hands-on experience.

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