SUBSIDIARIES
Bulgarian Petroleum Refinery Ltd
Sofgeoexploration Ltd
PDNG – Service Ltd
Geology and Mineral Resources

“Sofgeoexploration” Ltd, Sofia. The company is operating in the fields of : seismic data processing, interpretation of seismic, geological and geophysical data, drawing up of geological programs (projects) for wild cat wells; control and supervision through mud logging, including project monitoring; preparation of feasibility studies; hydro-geological data processing, project design for prospecting and exploration for geothermal water and water for household and industrial purposes, etc.