Siem Offshore Inc., together with its subsidiaries, specializes in the... Siem Offshore Inc., together with its subsidiaries, specializes in the ownership and operation of vessels providing crucial support to both the offshore energy industry and the expanding offshore renewables sector. The company's diverse fleet comprises various specialized vessels, including platform supply vessels (PSVs), offshore subsea construction vessels (OSCVs), anchor-handling tug supply vessels (AHTS vessels), multipurpose field and ROV support vessels, scientific core drilling vessels (SCDVs), and well intervention vessels (WIVs). Additionally, it operates other types of craft such as fast crew and supply vessels, and oil spill recovery vessels. Currently, Siem Offshore manages a total of 28 vessels, specifically consisting of six PSVs, four OSCVs, eight AHTS vessels, two WIVs, one SCDV, five smaller vessels registered in Brazil, and one Canadian-flagged AHTS vessel. The company's operational footprint extends across multiple global regions, including Norway, the North Sea, Brazil, Australia, Canada, the Arctic Ocean, the Northern Pacific Ocean, Southeast Asia, and West Africa. Established in 2005, the firm is headquartered in Kristiansand, Norway.
