Wavefield Inseis ASA

Wavefield Inseis ASA (OSL:WAVE) Oslo, Norway, 19th August 2008, The enclosed earnings release presentation will be presented at Hotel Continental in Oslo today at 10.00 CET by CEO Atle Jacobsen and CFO Erik Hokholt.

Wavefield Inseis ASA (OSL:WAVE) Oslo, Norway, 19th August 2008. Wavefield Inseis ASA announced unaudited 2nd quarter results and first half under IFRS in accordance with IAS 34.

Wavefield Inseis ASA (OSL:WAVE) On August 4, 2008 the board of Wavefield received an invitation from TGS to carry out final negotiations to complete the merger. Wavefield and TGS very soon reached an agreement on a revised merger plan with an amended board composition and a revised merger exchange ratio. However, as a condition to complete the merger TGS requested Wavefield to obtain support from shareholders, board members and management.

Wavefield Inseis ASA (OSL:WAVE) Oslo, Norway, 13th August 2008 Wavefield Inseis ASA will release its 2008 second quarter financial results on Tuesday 19th 2008 at approximately 08.00 am CET.

Wavefield Inseis ASA (OSL:WAVE) We refer to the press release distributed earlier today, and want to inform that the discussions between the parties were related to several issues, were an exchange ratio of 0,5325 shares in TGS for each share in Wavefield was one of the items.

Wavefield Inseis ASA (OSL:WAVE) During the weekend, TGS and Wave entered into discussions to resolve the merger dispute between the parties.

Wavefield Inseis ASA The high capacity 3D vessel M/V Geowave Endeavour was delivered from Fosen Yard and taken on a 7 year time-charter from Volstad Maritime in July 2008. The vessel mobilised for their first large 3D contract with oil and gas major BG Norge on July 28th and the vessel was fully operational and in steady production on August 6th with 10 solid streamers of 6km length.

Wavefield Inseis ASA Wavefield Inseis ASA announces today that they have received a Letter of Intent from StatoilHydro to award a full season of work in the North Sea next year to the Geowave Master. The work will include a number of projects offshore Norway that will require up to 10 streamers. This will be the fourth season in a row that Wavefield Inseis will have worked for StatoilHydro in the North Sea.

Wavefield Inseis ASA Oslo, Norway June 19th 2008 Minutes from annual general meeting in Wavefield Inseis ASA, June 18 2008.

Wavefield Inseis ASA Oslo, Norway June 18th 2008 The enclosed presentation material will be presented at the Wavefield Inseis AGM today by CEO Atle Jacobsen, CFO Erik Hokholt and Arne Tjaum at 4pm CET.