"Oil and Gas Exploration and Production" Plc

Head office:
Address:	2, Stefan Karadja Str., 1080 Sofia
Phone.	00359 2 980 16 11
Fax:	00359 2 981 37 64

Dolni Dubnik:
Address:	2, D. Debeljanov Str., 5870 Dolni Dubnik
Phone.	00359 64 880 445
Fax:	00359 64 880 449
E-mail:	office@pdng-bg.com

"Geophysical Services" Ltd

Phone.	00359 2 946 14 98
Fax:	00359 2 946 15 98
E-mail:	gcc@mbox.contact.bg

"Bulgarian Drilling Company" Ltd

Phone.	00359 96 / 30 66 14; 00359 96 / 30 65 09
Fax:	00359 96 / 30 65 17
E-mail:	bdc1@mbox.contact.bg

"Bulgarian Petroleum Refinery" Ltd

Web:	www.bpr-bg.com

"Sofgeoexploration" Ltd

Phone.	00359 2 832 70 30
Fax:	00359 2 832 61 22
E-mail:	sofgeoprouchvane@abv.bg