PGS ASA

Report Publication Announcement • Jul 2, 2015

NEWS RELEASE

FOR DETAILS, CONTACT: FOR IMMEDIATE RELEASE July 2, 2015

Bård Stenberg, VP IR & Corporate Communications Mobile: +47 99 24 52 35

Webcast and Conference Call Contact Details for PGS' Second Quarter 2015 Results

July 2, 2015: OSLO, NORWAY, Petroleum Geo-Services ASA ("PGS" or the "Company") will release its second quarter 2015 results on Thursday, July 23, 2015 at approximately 8:00 am Central European Time (CET).

A presentation is scheduled the same day at 9:00 am CET at PGS' headquarters at Lilleakerveien 4C, Oslo, Norway. The event will be webcasted live and available for replay shortly after. A corresponding conference call is also set up for the presentation scheduled at 9:00 am CET. Contact details for this service is listed below.

An additional conference call is scheduled the same day at 3:00 pm CET. Contact details for this service is listed below.

The earnings release concerning the second quarter 2015 results and a corresponding slide presentation will be posted on www.newsweb.no and on PGS' 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 9:00 am CET, please dial-in at the number provided below, corresponding to your location. The conference ID is 322910

Location	Dial-In Number
Norway (toll free)	800 51 011
Norway (toll)	21 00 69 15
International (toll)	+44 (0)20 3364 5719 or +1 917 286 8055
UK (toll free)	0800 279 5349
US (toll free)	1 866 566 3545

The telephone will be open for questions at the conclusion of management's remarks. A digital replay will be available shortly after the conference call and until July 30, 2015. The access number for this service is 6851993. Please access the replay by dial-in at the number provided below.

Location	Dial-In Number
Norway (toll)	+47 21 00 04 98
UK (toll)	+44 (0)20 3427 0598
US (toll)	+1 347 366 9565

To access the conference call scheduled at 3:00 pm CET, please dial-in at the number provided below, corresponding to your location. The conference ID is 144340.

Location	Dial-In Number
Norway (toll free)	800 51 011
Norway (toll)	21 00 69 15
International (toll)	+44 (0)20 3364 5719 or +1 212 444 0096
UK (toll free)	0800 279 6899
US (toll free)	1866 268 1186

The telephone will be open for questions at the conclusion of management's remarks. A digital replay will be available shortly after the conference call and until July 30, 2015. The access number for this service is 3662133. Please access the replay by dial-in at the number provided below.

Location	Dial-In Number
Norway (toll)	+47 21 00 04 98
UK (toll)	+44 (0)20 3427 0598
US (toll)	+1 347 366 9565

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Petroleum Geo-Services is a focused marine 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 MultiClient data library. PGS operates on a worldwide basis with headquarters at Lilleaker Oslo, Norway.

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

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