• NCTM Headquarters Office
    1906 Association Drive
    Reston, VA 20191-1502
    Phone: (800) 235-7566 | (703) 620-9840
    Fax: (703) 476-2970

    Email: [email protected]
    Office Hours: Monday - Friday, 8:30 a.m. to 4:30 p.m. ET

    Contact Us

    Ken Krehbiel  
    Executive Director

    Adrienne Gardner  
    Executive Office Manager

    David Barnes
    Associate Executive Director 

    Chonda Long  
    Associate Executive Director for Content and Professional Learning

    Conference Services

    Delilah Peyton, CMP 
    Director of Conference Services 

    Kate Rowan
    Conference Manager

    Tehya Moss
    Conference Manager

    Glenda Rhodes
    Conference Program Planner

    Finance & Accounting

    Michael Shifflett  
    Chief Financial Officer

    Information Technology and Administrative Services

    Richard Aldridge
    Director of Information Technology and Administrative Services   

    Marketing and Membership

    Paul Hamel
    Director of Membership and Marketing

    Mike Stevens
    Senior Marketing and Membership Manager  


    Scott Rodgerson
    Director of Publishing and Creative Services


    Joshua Green
    MTLT Managing Editor

    Stephen Sadler
    Editorial Coordinator


    Sandy Jones
    Production Manager

    Stephanie Levy
    Editorial Production Manager