Daily Telegraph (UK): City briefs: Aramco leads: “Petroleum Intelligence Weekly has produced a ranking of the world's top 50 oil companies…” (ShellNews.net) 13 Dec 04

(Filed: 13/12/2004)

Petroleum Intelligence Weekly has produced a ranking of the world's top 50 oil companies, based on six different operational criteria. Saudi Arabia's Aramco came top, and Shell and BP joint fifth.