References

MOL (Hungarian Oil Company) – Hungary
INA (Croatian Oil Company) – Croatia
CROSCO Drilling Co. – Croatia – Croatia/Syria
NEMMOCO Co. – Slovenia
NIS (Serbian Oil Company) – Serbia
GAZPROM – Astrakhan, Russia
TESCO Co. – Calgary, Canada
ROTARY Drilling Co. – Hungary / Syria
MB Group – Hungary / Oman
Hungarian Horizon Energy Co./ CED – Hungary / USA
TOREADOR Hungary Co. – Hungary / USA
MATRA Blue Star Co.– Hungary
PETRO Hungaria Co. – Hungary / Great Britain
EON Gas Storage Co. – Hungary
Geoinform Ltd. – Hungary
BJ Rotary Ltd. – Hungary
TDE Ltd. – Hungary