Our solar energy journey
A Rotterdam-based team of engineers building cleaner maritime transport, vessel by vessel.
Contact the Wattlab teamWhat we stand for, on land and at sea.
Pioneers
We are the world’s first company to compensate the hotel load on ships with solar panels.
Sustainable
Sustainability is at the core of everything we do. We build solutions that reduce emissions and lower fuel costs for every ship we work with.
Expertise
We are engineers first. Our solutions are built to last in the harshest maritime conditions, on any vessel type.
This is our team.
Founded in 2017, Wattlab is a Netherlands-based maritime solar energy specialist delivering innovative solar power solutions to the shipping industry. As a pioneer in solar power for shipping, Wattlab provides fully integrated solar products for both seagoing and inland vessels, including the Solar Flatrack and the SolarHatch.
With installations on more than 30 ships worldwide, Wattlab has a proven track record of reducing fuel consumption, cutting CO₂ emissions and improving operational efficiency. The company’s mission is to accelerate the maritime sector’s transition to cleaner, more sustainable energy through solar technology.
In 2024, the 135-metre dry cargo vessel MS Helios, operated by HGK, set a Guinness World Record for the largest solar panel installation on an inland shipping vessel: 312 solar panels.
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