Fair enough, but it is material to press-shy billionaire Trevor Rees-Jones, owner of Chief.

FORBES: Texas Tycoon Earns Another Billion-Dollar Payday Dealing Marcellus Shale Acres to Chevron

The crash happened as Diana, her companion Dodi Fayed and bodyguard Trevor Rees-Jones were being driven from the Ritz hotel, followed by photographers.

BBC: Sir John is expected to visit the tunnel where the pair died

Trevor Rees-Jones, the only survivor of the Paris car crash which killed Diana and Mr Al Fayed's son Dodi, said he wanted to "move forward with his life".

BBC: Diana bodyguard quits job

Oil man Trevor Rees-Jones, who netted billions drilling in the Barnett Shale, has been buying up several properties in the University Park neighborhood of Dallas, according to public records.

WSJ: From Oil, a Land Rush��WSJ Mansion