ONEOK, Inc. is followed by the analyst(s) listed below. Please note that any opinions, estimates or forecasts regarding ONEOK's performance made by these analysts are theirs alone and do not represent opinions, forecasts or predictions of ONEOK or its management. ONEOK does not by its reference or distribution imply its endorsement of or concurrence with such information, conclusions or recommendations.

Investment Firm	Analyst
Argus Research Co.	Gary Hovis
Barclays Capital	Richard Gross
BMO Capital Markets	Carl Kirst
Citigroup	Faisel Khan
Goldman Sachs & Co.	Ted Durbin
J.P. Morgan	Xin Liu
Tudor, Pickering, Holt & Co.	Rebecca Followill
UBS	Ronald Barone
Wachovia Securities	Jonathan Lefebrve