Subsea 7 Inc. announces anti-trust clearance from relevant US and Norwegian authorities regarding the proposed combination of Subsea 7 Inc. and Acergy S.A.

Subsea 7 Inc.(Oslo Stock Exchange: SUB) today

announced that anti-trust clearance has been granted

from the relevant US and Norwegian authorities.

On August 9, 2010, Subsea 7 Inc. and Acergy S.A.

submitted their respective applications to the US

Federal Trade Commission, Bureau of Competition and

the Anti-Trust Division of the US Department of

Justice. On September 8, 2010, the waiting period in

connection with the application was terminated, at

which point the Combination was cleared by the US

authorities.

On September 6, 2010, Subsea 7 Inc. and Acergy S.A.

submitted a notification to the Norwegian Competition

Authority. On September 28, 2010, unconditional

clearance was issued.

Completion is currently anticipated for January 2011

subject to shareholder approvals and other customary

completion conditions, as outlined in the Information

Circular dated September 22, 2010.

Ends

28 September 2010

For further information contact:

Barry Mahon, Chief Financial Officer Tel: +44 (0)

1224 526147

Subsea 7 Corporate Communications:

Jackie Doyle +44 1224 526196 email:

Notes to editors:

Subsea 7 is one of the world's leading subsea

engineering and construction companies offering all

the expertise and assets that make subsea umbilical,

riser and flowline (SURF) field development possible.

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