2001 CORPORATE PRESENTATION

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Slide 1: Title

Slide 2: Sensibly Contrary

Slide 3: ROC in a Nutshell

Slide 4: Share Price Performance

Slide 5: Market Capitalisation

Slide 6: Market Capitalisation vs Production

Slide 7: Solid Sales Revenue

Slide 8: Strong Production

Slide 9: Saltfleetby Gas Production

Slide 10: ROC's Portfolio at IPO August '99

Slide 11: ROC's Portfolio Now - July 2001

Slide 12: Growing Assets & Creating Value - Early 2000

Slide 13: Growing Assets & Creating Value - Mid 2001

Slide 14: ROC's West African Involvement

Slide 15: ROC's History in Equatorial Guinea

Slide 16: Offshore Equatorial Guinea

Slide 17: Small Risk - Big Reward

Slide 18: ROC's Billion Dollar Growth Profile

Slide 19: Starting a company . . .