Songa Offshore AS was founded in January 2005 with the purchase of the two semisubmersibles, Mata Redonda and La Muralla.

Songa Offshore was listed on the Oslo Stock Exchange 26 January 2006.

Before Transoceans acquisition, Songa Offshore SE were the largest semi submersible drilling contractor on the Norwegian Continental Shelf (NCS) with seven drilling units in operation, after the delivery of the four new Category D Rigs delivered in 2015 From the DSME yard in Korea.

The company changed the strategy in 2013 to focus on the harsh environment North Atlantic mid-water market and sold the South East Asia rigs, Songa Mercur and Songa Venus, to Opus Offshore in July 2014.

The company stands today out as a focused and leading player in the North Atlantic drilling market.