has been created by three companies that provide services in marine industry worldwide having their own facilities in Europe (Poland, Germany, Netherlands, Belgium, UK, Spain, Greece) and Asia (Shanghai, Singapore, Hong Kong, Taiwan).

During 10 years of our existence in marine industry companies from Marine Invest Group performed more than 100 services for over 100 customers every year. We are happy to provide our services and get back 100% satisfaction from our customers during 1000+ services since 2007.

Our History


Launch of the company that operates on shipyards, mainly as an work agency company which offers manpower to subcontractors.


German owners start ordering manpower from Poland. Company is growing. Over 25 vessels has been serviced by company between 2009 and 2011.


Company focus on instrument servicing, refrigeration services and supply of manpower. RAE & BW trainings are being taken in Netherlands.


Marine Invest Poland takes part in Dräger & MSA service trainings in UK. More refrigeration engineers are joining company’s refrigeration department.


Riken Keiki grants authorization for both service and sales to Marine Invest as largest distributor and service provider on marine market in Poland.


Long awaited authorization from TQ Environmental is granted to Marine Invest. Worldwide team grows to over 10 people.


Due to new regulations (F-gas) refrigeration engineers obtain proper certificates and as of year 2015 Marine Invest is F-gas certified company.


Three companies of Marine Invest Group are established: Marine Invest Poland, Marine Invest Refrigeration and Marine Invest Hydraulics.


Marine Invest Group company Marine Invest Hydraulics obtains DNV-GL approval of manufacturer certificate. Worldwide team grows to over 20 people.


Marine Invest Hydraulics obtains RINA workshop approval and alternative testing scheme certificates. We are proud that another classification society found our company trustworthy and professional.


Marine Invest Poland is being appointed by JOWA AB as authorized service station and distributor. We are proud to become a part of JOWA family !


Marine Invest Poland is being appointed by RIVERTRACE as authorized service station. We are proud to become a part of RIVERTRACE family !


Marine Invest Safety company is established. We are now prividing all FFE & LSA services including CO2 hoses manufacturing !


From 1st of January 2023 Marine Invest Safety Jarmolinski i Wspolnicy Spolka Jawna company is established by Marine Invest Poland and Marine Invest Safety s.c. merger. We are now providing full range of service - FFE including CO2 HOSES MANUFACUTURING, LSA & INSTRUMENTS servicing.

Customer comments


"During DD of our LGC Koksijde, we had experienced your professional assistance, both for job execution which was entirely to our satisfaction, as for technical advice.
In view of the above, we will not hesitate to contract you again for future jobs."


“I highly recommend this supplier for their exceptional speed, reliability, and excellent communication. They consistently deliver orders promptly, ensuring efficient service and customer satisfaction. Their strong communication skills contribute to a smooth and hassle-free experience, making them a trusted partner for any business needs.”


"I recommend Marine Invest Group services to everyone who likes to get highest quality and perfect performance. Fully professional cooperation will make You happy and is nothing but pleasure."


"Good quality with prompt delivery dates"

Poseidon & Frachtcontor Junge Ltd

"Marine Invest Group is a reliable, competent, well-performing company. It carries out each order quickly professionally and with the greatest accuracy. We are satisfied with each order and with a clear conscience we can recommend them."

Delta Tankers LTD

“Marine Invest Group offered us best quality of services and support during our vessels' dry-docking in Poland. It is a partner that you can always rely on and trust.”


“It is a pleasure for us to work with Marine Invest Group. They always do their best to find a smart and prompt solution to support us. Their services are very trustful, professional and the prices are appropriate. We would always recommend them!”

Green Management Sp z o.o.

"Marine Invest Group provides us fully professional service, with best quality materials & competitive pricing. They're trustworthy partners in all aspects of shipping. We're always looking for chance to cooperate with them."

TB Marine Shipmanagement GmbH & Co. KG

“The service provided on very short notice with very high standard and quality, cost very reasonable. I am very satisfied and I will cooperate with Marine Invest Group in future.”

Seatrans Ship Management Poland Ltd.

“We have used Marine Invest Group for service / conversion of refrigeration and AC plant. Performed work was of high quality, up to our satisfaction, within given time and budget. We can recommend Marine Invest Group as good business partner.”

Unibaltic Shipping & Unibaltic Sp. z o.o.

“We are pleased to confirm that Unibaltic Shipping and Unibaltic Sp z o.o. since March 2016 is cooperating with Marine Invest Group. We have found Marine Invest as a reliable company that always delivers highest quality service. We use them to calibrate our UTI measuring equipment and multigas detectors. Even in case of difficulties, Marine Invest is able to provide support and fulfill our requirements in 100%.”


“I have used Marine Invest Group couple of times. The service was performed in very professional manner. What mostly satisfied me that the company has prepared and supplied all needed materials in short notice. Services were always performed with great satisfaction to Master and CE of the vessel.”

SBM Offshore

"Marine Invest Group is very professional Team with amazing practical and supportive approach to all type of clients. From first contact till now I feel that we can count on them in situations in which others would have already given up. Marine Invest Team monitors regulations that continuously are changing and contacts Clients in advance with appropriate service offers in order for them to maintain properly equipped crew and personnel. I wouldn’t hesitate to recommend them to anyone who requires professional service."


Bernhard Schulte Shipmanagement

"We very appreciate your services which are reliable and valuable. Your service engineers are performing good services. Additionaly we have to thank you for helping in providing spare parts at a good price. Generally we are satisfied with your good cooperation and general quality of your good company services."


"During my cooperation with Marine Invest Group, I found this company as very experienced and reliable company. I would recommend it to anyone who wants to entrust maintenance of their equipment to professionals."

Navigator Gas Shipmanagement

“Navigator Gas Shipmanagement cooperation with Marine Invest Group is a smooth, win – win relationship with an excellent customer support and professionalism from the MIG team.”

Japan Marine United Corporation

"We appreciate your service is very clear and your arrangements are speedy. It was very helpful for us to be contacted before the replacing the sensor. We will be looking forward to next opportunity"


“We have been using Marine Invest Group for the production of hydraulic hoses for Co2 systems for a while now. We find the quality of the hoses they manufacture to be 1st class every time. Their attention to detail in ensuring the correct hoses are supplied is very excellent which gives you added confidence that the hoses are correct for the requirement you have. The manufacturing procedure is very short and normally hoses we order are with us within a couple of days. We enjoy the partnership we have with Marine Invest Hydraulics and look forward to maintaining this partnership for the future. Fire Rescue Safety UK Ltd.”