We provide high quality accommodation, offshore and towage services worldwide.


  • 19. November, 2018

    An important part of the rescue operation

    Østensjø Rederi evacuated 121 people from the frigate accident What was as a normal operation for tugboats Ajax and Tenax of performing terminal service operation for the oil tanker Sola TS, ended in a huge rescue operation for our three tugs stationed at the oil- and gas terminal.Photo: Østensjø Rederi It...
  • 7. November, 2018

    New contract for Edda Flora

    We are pleased to announce contract renewal with DeepOcean for Edda FloraØstensjø Rederi and DeepOcean have signed a new contract for Edda Flora. The new contract will commence Q1/2019 and will secure firm utilization until end of 2020.“Edda Flora together with Edda Fauna have been on contract to DeepOcean since...
  • 11. October, 2018

    New contract for Edda Fauna

    We are pleased to announce a “365” contract with DeepOcean for Edda FaunaØstensjø Rederi and DeepOcean have signed a new contract for Edda Fauna. The new contract will commence 1st March 2019 and will secure firm utilisation until end of 2020. -"We are pleased with being a preferred supplier for...
  • 24. September, 2018

    Video: Edda Passat at Race Bank offshore wind farm

    Video: Lukasz Bis
  • 21. September, 2018

    Facts about Edda Mistral

    Did you know? Facts about our newest Service Operation Vessel (SOV), Edda Mistral Photo: Astilleros Gondán/Østensjø Rederi Edda Mistral arrived the Royal Dock in Grimsby six months after it's sister vessel, Edda Passat.A selective catalytic reduction system which uses urea (horse urine!) has helped to reduce the vessel's NOx emissions, making...
  • Edda Mistral

    30. August, 2018

    Delivery of Edda Mistral

    Østensjø Rederi has Thursday 30th August, taken delivery of Edda Mistral from Astilleros Gondán.The vessel will depart for Hornsea wind farm, off the coast of UK, next week, and commence a 5 + 5-year contract with Ørsted UK Wind Power. The vessel is a sister vessel of Edda Passat who...
  • 27. August, 2018

    Østensjø Rederi at ONS 2018

    Østensjø Rederi will, along with Edda Accommodation, be present in Vågen onboard the former rescue cutter Olav Østensjø Jr. under ONS 2018 in Stavanger – from August 27th until August 30th
  • 22. August, 2018

    Østensjø Rederi has agreed to sell Edda Fonn

    Østensjø Rederi (ØR) has signed a contract to sell Edda Fonn to the Royal New Zealand Navy (RNZN).The vessel will be outfitted with dive-, ROV- and hydrographic system by ØR early next year, before being delivered to the RNZN in Auckland in May 2019. The modifications are as...
  • 8. August, 2018

    Safeguarding Martin Linge

    Vortex and Vivax safely escorted Knutsen's Hanne Knutsen into Haugesund where she is getting ready for her duties as Floating Storage and Offloading unit at Martin Linge oil field. Martin Linge B arriving Aibel Haugesund 23 May 2018. Photo's: Roar Lindefjeld and Espen Rønnevik/Equinor
  • 17. July, 2018

    Edda Mistral takes us one step closer to a greener world

    Our, soon to be delivered SOV, Edda Mistral, helping to provide green energy to well over a million homes in the UK.  Video credit: Ørsted
  • 27. June, 2018

    Edda Passat at Race Bank Offshore Wind Farm

    Edda Passat, a home on the sea  Video credit: Ørsted
  • 14. May, 2018

    Edda Frende awarded Shell UK contract

    We are pleased to announce that we have secured a contract with Shell UK for Edda Frende - PSV (built 2009).The contract will commence in May 2018. and will run for three years. Our first long-term contract with Shell UK started in 1977 and we will with this contract celebrate...
  • 4. April, 2018

    An additional one-year option for “Vivax” at Nyhamna

    A/S Shell Norway has declared an additional one-year option for terminal services at Nyhamna, Aukra, Norway.Østensjø Rederi is proud to announce that our services delivered at Nyhamna has been extended with an additional one-year option by Shell. Østensjø Rederi's services at Nyhamna includes the crewing and operation of one escort...
  • 5. March, 2018

    Edda Freya on Discovery’s “Mighty Ships”

    Our state of the art construction vessel, Edda Freya is going to make an appearance on Discovery's "Mighty Ships" and is soon be seen on TV screens worldwide. Sometime during spring, season 10 of the TV program "Mighty Ships" will air an episode showing Edda Freya performing riser-replacement for Statoil...
  • 3. March, 2018

    Edda Freya – Deep Ocean awarded contract with Statoil

    DeepOcean AS has been awarded a significant contract for performing riser replacement and construction work in the North Sea and the Norwegian Sea. That is also good news for Østensjø Rederi's construction vessel, Edda Freya. The firm and optional scope of work comprise complex marine operations for replacement, installation, and recovery...
  • 27. February, 2018

    Delivery of Edda Passat

    Østensjø Rederi has today, Tuesday 27th of February, taken delivery of Edda Passat from Astilleros Gondán.The vessel will depart for Race Bank wind farm, off the coast of UK, at the end of this week, and commence operations for Ørsted UK Wind Power.All photos: Astilleros Gondán  
  • 3. February, 2018

    Double naming ceremony

    This weekend has been busy for Østensjø Rederi, who named and launched Edda Mistral Friday 2nd February and named Edda Passat Saturday.Both new buildings are purpose-built for Ørsted’s wind farms off the coast of UK. Edda Passat will be delivered last week of February and thereafter start operations at Race...
  • 10. January, 2018

    Sjøfartstidene 2017

    Østensjø Rederi's company magazine is now available online. Click here to read.
  • 28. November, 2017

    Tug of the year 2017

    Østensjø Rederi is proud to announce that Audax, Dux, and Pax were recently named "Tug of the year 2017"  by the trade magazine "Tug Technology & business" (TT&B). Our three newest tug's, powered by liquefied natural gas (LNG), has several features that single them out for the accolade in TT&B,...
  • 28. August, 2017

    Triple naming ceremony in Hammerfest

    On Saturday, the 26th of August Østensjø Rederi’s three new tug boats were given their name under a naming ceremony in Hammerfest. The triple naming ceremony happened at the same time as Statoil’s 10-year mark of the production at Melkøya. Melkøya is a facility that receives and processes natural...
  • 10. August, 2017

    Delivery of Audax

    The T/B Audax delivered to Østensjø Rederi AS today from Astilleros Gondan. This is the third and last vessel in a series of three dual fuel tugs. Audax, will together with her two sister tugs, Dux and Pax, serve Statoil’s Melkøya LNG Gas terminal in Hammerfest , Norway. These...
  • 23. June, 2017

    Edda Frende off to Ireland

    Edda Frende has been awarded a 1 well firm + 1 well option contract with Providence for support of “Stena Icemax”. The operation will take place in Ireland and the contract commences end June.
  • 13. June, 2017

    Bareboat agreement

    Østensjø Rederi AS has chartered the “Sun Enabler” (ex. Seabed Prince) on a bareboat contract for 5 months firm with further available options. The vessel will be used as a frontrunner until newbuild “Edda Passat” delivers.Haugesund, 13. June 2016The 5 years firm contract awarded by DONG Energy in October 2015 commences August...
  • 24. May, 2017

    Delivery of Dux

    The T/B Dux delivered to Østensjø Rederi AS today from Astilleros Gondan. This is the first of a series of three dual fuel tugs to deliver. Dux, will together with her two sister tugs, serve Statoil’s Melkøya LNG Gas terminal in Hammerfest, Norway.  These escort tugs will conduct approximately 150...
  • 10. February, 2017

    New contract with Fairfield

    The “Edda Fram” has been awarded an 18 months firm contract by Fairfield Betula Ltd.Haugesund, 10. February 2017Fairfield Betula Ltd. has awarded Østensjø Rederi AS an 18 months firm contract for the use of PSV “Edda Fram”. The commencement is end April 2017 and the vessel will carry out...