Transmission system operator TenneT is seeking crew transfer vessels (CTVs) and crews for work in the Dutch and German North Sea.
The CTVs will transport industrial personnel and small cargo from nominated harbours to TenneT offshore platforms, according to the tender document.
The prospective contract is divided into two lots.
Lot one is for a crew and CTV with a speed of 24 knots and capable of carrying a minimum of 12 people.
The vessel will operate in Dutch waters for two years.
Lot two is for a crew and CTV with a speed of 20 knots and able to carry 24 people.
The vessel will operate in the German North Sea for two years.
Both lots have two renewal options each for additional 12-month extensions.
Interested parties have until 11am local time on 10 August to apply.