29. August 2025

Mibau Stema Group Orders Two New Self-Unloading Vessels to Secure Sustainable Long-Term Growth

Press release

August 28, 2025 – Aabenraa, Denmark – Mibau Stema Group is pleased to announce that two state-of-the-art self-unloading vessels have been ordered for the groups fleet, scheduled for delivery from September 2028. The newbuilds are a key part of the Group’s long-term growth strategy, ensuring increased transport capacity, improved operational flexibility, and a further step towards sustainable shipping.

Based on the proven blueprint of the MV Starnes and MV Fjordnes delivered in 2020–2021, the new vessels will feature significant design enhancements to meet growing customer demands and evolving environmental standards.

The next generation of MV Starnes is on the way
© Mibau Stema Group

Key vessel highlights:

Increased cargo capacity: +3,500 tonnes compared to Starnes/Fjordnes, enabling each vessel to transport approximately 2.5 million tonnes per year.

Wider beam: Increased from 29 metres to 32 metres, allowing greater cargo planning flexibility per hold.

Enhanced discharging system: Capable of self-discharging at 5,500 tonnes per hour with a modified boom system.

Dual-fuel propulsion: Equipped with engines capable of running on B100 biofuel from day one, with the flexibility to switch to green methanol as it becomes available.

Optimised hull design: Improved underwater lines for greater fuel efficiency.

These advances will deliver not only increased efficiency and capacity but also greater fuel flexibility and reduced emissions.

CEO statement
“Our investment in these two new vessels is a clear commitment to our customers, our partners, and our environmental goals,” said Claus Boisen, CEO of Mibau Stema Group. “By increasing capacity, improving operational flexibility, and introducing the latest in fuel technology, we are securing our long-term growth and ensuring that Mibau Stema remains the leading and most sustainable choice for aggregate shipping.”

The vessels will be built in partnership with Mibau Stema’s co-shareholder Hartmann family and Canada Steamship Lines (CSL) in the Chengxi Shipyard and are expected to enter service in a 3-month window progressively from September 2028. They will join Mibau Stema’s modern self-unloading fleet, which plays a crucial role in delivering high-quality aggregates to markets across Northern and Western Europe.

Mibau Stema Group – Rock solid business.

Mibau Stema Group is a leading European supplier of sustainable aggregates for the construction industry. From our three quarries, including Europe’s largest in Jelsa, Norway, we extract around 17 million tons of high-quality crushed rock each year for major infrastructure projects. Our modern self-discharging vessels and 40+ terminals along the North and Baltic Seas ensure fast, efficient delivery. With over 500 employees in seven countries, we are committed to innovative rock solutions, sustainable resource use, and environmental protection.