Siem Offshore serves the global oil and gas industry with a modern, environmentally friendly and technically advanced fleet.
The fleet consists of 35 vessels including large Anchor Handling Tug Supply vessels, Platform Supply Vessels, Multipurpose field & ROV Support Vessel and Offshore Subsea Construction Vessels designed to meet the most challenging environments. The latest addition to the fleet is 2 Well-Intervention Vessels.

Siem Offshore operates from Norway (Kristiansand), and has offices in Brazil (Rio de Janeiro, MacaĆ© and Aracaju), USA (Houston), Ghana (Accra), Canada (St. John»s and Dartmouth) and Australia (Perth).

The Company is listed on the Oslo Stock Exchange.