Meeting Information

We ask all attendees to preregister for this meeting. The registration information significantly assists us in preparations for the meeting. When you preregister online, you will receive emails on committee meetings, final announcements, and other information that will help you prepare for your meeting. 

The cut-off for preregistration is June 2nd, 2025

Please click on the highlighted "Register Now" button above.

There is a voluntary $25 Committee Activity Fee that can be paid during your online registration.

This meeting will be taking place at the Philadelphia Marriott West, 111 Crawford Avenue, West Conshohocken, PA 19428.

Hotel Information

Book your group rate for ASTM International C26 June 2025 Meeting 

Philadelphia Marriott West
111 Crawford Avenue
West Conshohocken, PA 19428
Cut-Off Date: May 25th, 2025
ASTM Rate: $219.00, plus tax

Reservations can be made at the Philadelphia Marriott West by calling 1-800-237-3639 or using this Direct Reservations Link.

Staff Contact Information

Any questions should be directed to: