Several projects, some of them are:

-Sable Offshore Energy Project in 1999 in Canada on board the Lorelay, Solitaire and Trenchsetter. Pipeline installation. 

-Diana/Hoover Development Project in 1999 in the Gulf of Mexico on board the Solitaire and Lorelay. Pipeline installation.

-Malampaya Project in 2000 in the China South Sea on board the Solitaire. Pipeline installation. 

-Marshall and Madison Flowline System Project in 2001 in the Gulf of Mexico on board the Lorelay. 

-Maguns EOR Pipeline Installation Project in 2001 in the Est and West of the Shetlandson board the Solitaire.

-King Development Project in 2001 in the Gulf of Mexico on board the Solitaire. 

-Tasmanian Natural Gas Pipeline Project in 2002 in Tasmania and Australia on board the Lorelay. Pipeline installation. 

-Nakika Export Pipeline System Project in 2002 in the Gulf of Mexico on board the Lorelay and Solitaire. Pipeline installation. 

-Reliance Dhirubhai in 2007-2008-2009 in Bay of Bengal on board Audacia, Lorelay, Tog Mor, Calamity Jane . Pipelay, Umbilical installation, Flooding, gauging and testing. 

-Petrobras Tupi  Project in 2010 in Brazil on board the Solitaire. Design interface in-line structure (ILS) and pipeline end PLET, Supply and delivery of all installation aids including buoyancy yoke. 

-Profundo P62 Pipeline Project in 2012 in Brazil on board the Solitaire. Offshore pipeline installation, all complete with inline valve and PLET structures.  

-Sur de Texas in 2017 the Gulf of Mexico on board Solitaire, Tog Mor, Calamity Jane . Dual 42-inch pipe pull-out and direct 42-inch pipe push-out. 

-Apomattox in 2017-2018 the Gulf of Mexico on board Audacia, Solitaire. Installation of ~145 km, 24-inch oil export pipeline and ~88 km, 16-inch gas export pipeline.

-Turkstream in 2017-2018 Black Sea on board Pioneering Spirit, Audacia . Longest pipeline in Allseas’ history (to date). 

-Nordstream in 2018-2019 Baltic Sea on board Pioneering Spirit, Solitaire, Audacia, Calamity Jane, Fortitude, Oceanic

-Leviatan in 2018-2019 the Mediterranean (Israel) on board Audacia and Lorelay.  Installation of pipeline, with diameters ranging from 6 inch to 32 inch. Installation of multiple subsea and crossing structures. 

-Tamar SW in 2020 the Mediterranean on board Audacia.  Installation of line, plus two PLETs.  With personnel such as: welders, platters, welder helpers, automatic welders and riggers.

– Europipe II branch pipeline in 2021 North Sea (Danish sector) on board Pioneering Spirit, Lorelay, Tog Mor, Oceanic . Installation of ~105-km, branch pipeline connecting Europipe II with the Danish mainland. 


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