O&GD Central Ltd. (OGD) is a subsidiary of Sand Hill Energy BV (a Dutch corporation).
OGD has 5 Exploration Licences (Berettyóújfalu, Mogyoród, Nagykáta, Ócsa, Tiszafüred; 3 153 sqkm) and 31 Production Licenses (total area 1 005 sqkm).