E-Mail by Employee	Thomas K. Ritter President E-Mail:tritter@aestone.com Steven C. Kurtz Vice-President E-Mail:skurtz@aestone.com Ross Williamson Vice-President E-Mail:rwilliamson@aestone.com John A. Wilson Treasurer E-Mail:jwilson@aestone.com Helen Whitten Corporate Secretary E-Mail:hwhitten@aestone.com Chris Canderan Project Manager E-Mail:ccanderan@aestone.com Mike Madden Project Manager E-Mail:mmadden@aestone.com Dan Hickey Project Superintendent E-Mail:dhickey@aestone.com Jay Graves Estimator E-Mail:jgraves@aestone.com Diane Fischer Engineering Secretary E-Mail:dfischer@aestone.com Tracy Mitchell Payroll Administrator E-Mail:tmitchell@aestone.com Marty Quintiliana Project Manager E-Mail:mquintiliana@aestone.com Cheryl Weber Account Payable E-Mail:cweber@aestone.com Darleen Owen Bookkeeper E-Mail:dowen@aestone.com Buster Raff Salesman E-Mail:braff@aestone.com Keith Sterling Asphalt Plant Technologist E-Mail:ksterling@aestone.com Mike Dear, Sr. Equipment Manager E-Mail:mdear@aestone.com Stan Iwanowski Plant Superintendent E-Mail:siwanowski@aestone.com