A2SEA was an offshore wind farm installation and services company based in Fredericia, Denmark. The company specializes in transport, installation, and servicing of offshore wind farms.[1] In addition to Denmark, the company has subsidiaries in the United Kingdom and Germany. A2SEA was bought in 2017 by GeoSea which was then integrated in DEME Offshore in 2019.
History
A2SEA was established in 2000. In 2001, M/S Ocean Ady (now: Sea Energy) and M/S Ocean Hanne (now: Sea Power) were converted into turbine installation vessels. The company's first installation work was the Horns Rev 1 wind farm in the North Sea in 2002.[2] In following years the company installed among others the Frederikshavn, Nysted, Arklow Bank, Scroby Sands, Kentish Flats and Thanet, and got contracts for the installation works on London Array and Ormonde offshore wind farms.[3]