UK company law is terrorism's friend
"The UK law also allows companies to become directors of other companies. These companies can be registered in secretive tax havens. Over the years, I have conducted many investigations into dubious corporate practices for newspapers, radio and television programmes and the trail always leads to tax havens, which hold no public information about the individuals behind those companies. The registered address is about the only publicly available information.
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The anonymously controlled companies registered in tax havens control and direct UK companies. The public has no idea who the real owners are and who they are really dealing with."
Better still, read the whole article.