Innovation through workmanship

Unique vessels and high-quality services

With a strong reputation for quality work, Hellesøy verft contributes to the maritime industry’s journey towards a greener and more sustainable future through deliveries of unique fully electric workboats of own design, as well as climate and environmentally friendly conversions and upgrades of existing vessels.


MV Aqua Havsøy

Maintenance and modifications

Modified for Dess Aquaculture

Delivered: April 2021

MV Hovedøya II


Built for The Agency for Urban Environment, City of Oslo

Delivered: April 2021



Built for FMC Biopolymer AS

Delivered: September 2017

Siem Symphony


Built for Siem Offshore

Delivered: Delivered November 2014

Company brochure

(in Norwegian)