Petroleum Geo-Services ASA: PGS 2008 Second Quarter Results, Webcast and Conference Call Contact Details

OSLO, Norway, July 4, 2008 (PRIME NEWSWIRE) -- Petroleum Geo-Services ASA ("PGS" or the Company) will as previously announced release its 2008 second quarter financial results on Friday, July 25, 2008 at approximately 8:00 am Central European Time (CET).

A presentation has been scheduled the same day at 9:00 am CET at PGS' Headquarters at Lysaker, Norway. The event will be webcasted live and available for replay shortly after. A conference call has been scheduled the same day at 3:00 pm CET . The contact details for this service are listed below.

The news release concerning the 2008 second quarter financial results and a corresponding slide presentation will be posted on Petroleum Geo-Services' web site www.pgs.com.

To watch the webcast over the internet, please visit PGS' web site, www.pgs.com, at least 10 minutes early, to register and to download and install any necessary software.

To access the conference call scheduled at 3:00pm CET, please dial-in at the number provided below, corresponding to your location. The conference ID is 2840390.

               Location               Dial-In Number
               Norway (toll free)     800 19 640
               Norway (toll)          +47 24 15 97 58
               International (toll)   +44 (0)20 7806 1968
               UK (toll free)         0800 028 1299
               US (toll free)         1888 935 4575

The telephone will be open for questions at the conclusion of management's remarks. A digital replay will be available shortly after the conclusion of the conference call through Friday August 1, 2008. The access number for this service is 2840390 followed by # (pound-sign). Please access the replay by dial-in at the number provided below.

               Location               Dial-In Number
               International (toll)   +44 (0)20 7806 1970

Petroleum Geo-Services is a focused geophysical company providing a broad range of seismic and reservoir services, including acquisition, processing, interpretation, and field evaluation. The company also possesses the world's most extensive multi-client data library. PGS operates on a worldwide basis with headquarters at Lysaker, Norway.

For more information on Petroleum Geo-Services visit www.pgs.com.

The information included herein contains certain forward-looking statements that address activities, events or developments that the Company expects, projects, believes or anticipates will or may occur in the future. These statements are based on various assumptions made by the Company, which are beyond its control and are subject to certain additional risks and uncertainties. The Company is subject to a large number of risk factors including but not limited to the demand for seismic services, the demand for data from our multi-client data library, the attractiveness of our technology, unpredictable changes in governmental regulations affecting our markets and extreme weather conditions. For a further description of other relevant risk factors we refer to our Annual Report for 2007. As a result of these and other risk factors, actual events and our actual results may differ materially from those indicated in or implied by such forward-looking statements.

http://hugin.info/115/R/1233895/262698.pdf

CONTACT:  Petroleum Geo-Services ASA
          Bard Stenberg, Investor Relations Manager 
          Phone: +47 67 51 43 16 
          Mobile: +47 99 24 52 35