The International Association of Oil and Gas Producers
The International Association of Oil & Gas producers (OGP) encompasses most of the world's leading publicly-traded, private and state-owned oil & gas companies, oil & gas associations and major upstream service companies. OGP members produce more than half the world's oil and about one third of its gas.
http://www.ogp.org.uk/
OGP updates seismic position "P" standards
The Geomatics Committee of the International Association of Oil & Gas producers (OGP) has launched revised versions of its P1, P2 and P6 marine seismic position data standards.
24 May 2012