Jan De Nul expands subsea cable fleet with two trenching support vessels
Type: Supply Agreement · Technology: Telecom · Country: China · Announced: 2026-03-10
Jan De Nul is expanding its subsea cable burial capabilities by adding two trenching support vessels: a newbuild from CMHI/Ulstein and the conversion of its Henry Darcy with an Os.
Analysis
Jan De Nul is significantly expanding its subsea cable capabilities, adding two trenching support vessels to its fleet. This latest move brings their total pipeline to four new vessels under construction and one conversion, all dedicated to subsea cable installation and protection. The expansion involves a new build at CMHI in China, designed by Ulstein, alongside the conversion of their vessel Henry Darcy, which will integrate a subsea robot from Osbit. This dual strategy of new construction and existing fleet upgrades underscores a focused push into the critical infrastructure for offshore energy and telecom.
Key points
- Jan De Nul's subsea cable fleet now includes four vessels under construction and one under conversion.
- One new trenching support vessel will be built at CMHI shipyard in China, designed by Ulstein.
- Existing vessel Henry Darcy to be converted, integrating a subsea robot from Osbit.
- Deal announced March 10, 2026.
Counterparties
- Osbit (Supplier)
- Ulstein (Supplier)
- Jan De Nul (Buyer)
- CMHI shipyard (Supplier)