A further 7,400 executives attend the School executive education programmes each year.
Around 8,000 executives attend the School's non-degree programmes each year.
J. P. Morgan said its executives would attend as well.
Company lawyers and executives attended meetings accompanied by bodyguards, according to several island business owners.
In many cases, the airline's top executive attended.
They were at the site of the meetings Sunday night, an executive of another club said, but did not attend Monday sessions.
Every year, some 8,000 executives, representing over 98 nationalities attend one of the programs.
Indeed, political figures or executives usually attend its conferences.
Planners anticipate that chief executives of the top 20 business firms of the G-20 member nations will attend.
The executives had been attending an annual Arrow budget review at the hotel when the blaze began.