American intelligence agencies had expected him to do so by now.
Bush says he will ask American intelligence agencies for an investigation.
Industry experts say neither of the American agencies is likely to object to a deal.
It was the third consecutive year that an American agency won the award.
American intelligence agencies have seen no evidence of an imminent nuclear test, administration officials say.
The question of whether American intelligence agencies should devote resources to global environmental issues is not new.
Many older executives who run American agencies have had personal relationships with their clients.
In practice, that would mean pushing for an American central intelligence agency, and helping choose its chief.
It is not known whether the firm has any direct ties with American intelligence agencies at the present time.
American agencies won 17 - 4 gold, 8 silver and 5 bronze.