A leading provider of  sustainable underwater services

Established in 2011, C-LEANSHIP is a leading provider of sustainable underwater services. We help vessel owners, charterers and managers optimize their vessel performance and reduce the transfer of invasive aquatic species, also known as biofouling.

Lead by an established team with years of experience in the shipping industry, we are committed to delivering the highest standards of underwater services for the global shipping community.

We are supporting UN’s Sustainable Development Goals 13 & 14 – Climate Change & Life Below Water, advocating and pushing towards a sustainable future for the oceans, battling Climate Change and combatting marine bio-invasions.

The team at C-LEANSHIP is ever ready to serve customers and the environment to our fullest capacity.

With our headquarter in Denmark, we have service hubs in Singapore and Busan, South Korea, and with more service hubs to follow soon. Our expanding services include inspection and hull cleaning using safe and reliable ROV technology.

Business Strategy:



To become a global provider of sustainable services, that protects the environment and the people using it.



Providing the most cost effective, safe and environmentally friendly underwater service for the global shipping industry – today and for the future.



CARE: We care for our people, their safety, their welfare & their families.
EXPERTISE: We take pride in what we do, no matter the task.
ENVIRONMENT: We care about our world and play our part to protect it.
TRANSPARENCY: We are always honest about what we can and cannot undertake. Helping our customers is the priority.
PASSION: We are passionate about what we do and continuously finding ways to improve.


Jonas Rasmussen

Chief Executive Officer

Jonas has been with the company since 2017, starting as Sales Executive & Chief Commercial Officer before being promoted to Chief Executive Officer. He has 10+ years of experience with sales and management.

Tina Ravn Jensen

Finance Manager

Tina has more than 20 years' experience working with finance in various industries, 8 of them in the shipping industry. She has a financial education as well as an MBA. She joined C-Leanship as Finance Manager in May 2022.

Christian H. Ackermann

Chief Technology Officer

Christian has a background as Mechanical Engineer and from sailing with the Danish Navy. He has been with the company since 2017 where he started out as Development Manager before becoming our CTO.

Marck Madsen

Chief Commercial Officer

Marck has a commercial engineering background with 16 years of export sales experience, 7 of them from the offshore industry. He is experienced in growing sales, offices and teams in various industries. He joined C-LEANSHIP as Chief Commercial Officer in 2021.


Address: Ørnevej 2, 4600 Køge, Denmark

Contact us

Busan, Korea

Services offered: Inspection, Hull cleaning and Hull cleaning according to regulation.

Get a quotation


Services offered: Inspection, Hull cleaning and Hull cleaning according to regulation.

Get a quotation

Antwerp, Belgium

Coming Soon

Get a quotation