Mana Engineering

Mana Engineering was founded to support the energy transition through practical, engineering-driven solutions. With a shared background in chemical engineering and maritime technology, and over a decade of industry experience, the company is well positioned to contribute to developments in the maritime and clean fuel sectors.
Services
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Project Management
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Basic Engineering
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Financial Modelling
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Subsidy Application
Products under development
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Hydrogen for hotel load retrofit (HAP-RM)
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Hydrogen for Shore Power
Hydrogen Auxiliaury Power -
Retrofit Module (HAP-RM)
The new FuelEU regulation (effective since January 2025), forces shipowners to reduce the Greenhouse Gas (GHG) intensity of their fleet. The regulation will become stricter every 5 years, requiring increasingly large reductions in GHG-intensity.
In case of non-compliance, ship owners face a fine. For a vessel that uses 2.000 tonnes of VLSFO per year, this fine is €107.000/year from 2025-2029, and €312.000/year from 2030-2034.
So why Hydrogen?
RFNBO-Multiplier
Renewable Fuels of Non-Biological Origin (RFNBO's) are given a multiplier in the FuelEU regulation. Their energy content can be counted double when calculating a ship's GHG-intensity, creating a unique advantage over biofuels.
Hotel Load
On a typical Coastal Merchant Vessel, 10-20% of total energy demand comes from Hotel Load. This is due to the fact that these vessels spent a lot of time in Port, where the Propulsion System is switched off, but the accomodation keeps consuming Hotel Load
Fleet Pooling
Our Solution creates the possibility to generate the Hotel Load with RFNBO-Hydrogen. This means a shipowner can create a significant amount of overcompliance. These surplus credits can be pooled with other vessels in their fleet. By doing just one retrofit, up to 10 comparable vessels can become compliant with FuelEU, and thus avoid fines. If the entire fleet is already compliant, there is also the option to sell the surplus credits to other shipowners, which creates new revenue streams.
Origins

In 2020, Karin Govaert, Henk Jonker, and Joep Beukers founded Solid Hydrogen B.V. with the goal of reducing shipping emissions. In 2023, the company came under the management of Huub Bergstein and Dennis Lensing, who rebranded the company to Mana Engineering. The founders continue to support the company and its goal to contribute to the energy transition.
Why Mana Engineering? Dennis and Huub are former rugby teammates, and Polynesian culture holds a significant presence in rugby. The term ‘Mana’ originates from Polynesian culture, symbolizing strength, energy, and leadership. Our deep involvement in the energy transition and our determination to take a leading role in it, led us to choose the name Mana Engineering. Since its inception, the company has grown from two employees to a multidisciplinary team of 6 motivated engineers.

Dennis Lensing
Managing Director/Maritime Engineer
After finishing his engineering degree, Dennis has been motivated to put his knowledge to use in the energy transition. His curiosity and passion for innovation were put to good use during a two years tenure at the TU Delft University. He instigated various successful research and development projects resulting in a 33 million euro subsidy for the SH2IPDRIVE project, focussing on hydrogen in shipping. After this experience, Dennis wanted to focus more on market-ready projects and founded Mana Engineering with Huub.
Huub Bergstein
Commercial Director/Chemical Engineer
Like Dennis, Huub wants to use his skills to accelerate the energy transition with a drive to work towards feasible and sensible technologies. His Masters Degree in Chemical Engineering was put to good use in the development of a hydrogen storage technology for a start-up. After a research focused stint of 2 years, he wanted to focus more on the business development side of innovations and founded Mana Engineering with Dennis.
