Petroleum Geo-Services ASA : Calling Notice for PGS' 2013 Annual General Meeting

Petroleum Geo-Services ASA's ('PGS' or 'the Company') Annual General Meeting is scheduled for May 14, 2013 at 15:00 CET. The Annual General Meeting will be held at the PGS-House, Strandveien 4, 1366 Lysaker, Norway.

The calling notice and proxy forms for PGS' 2013 Annual General Meeting can be downloaded from www.newsweb.no or www.pgs.com.

The calling notice and proxy forms are also available in Norwegian on the web
pages listed above.

This information is subject of the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.