86th Glass Problems Conference and Symposium
October 6-9, 2025, Toledo, Ohio, USA
We are happy to return to the “Glass City” of Toledo for our 86th GPC.
Exhibit and sponsorship sales are underway, and registration and hotel reservations will open in the spring. Be sure to check this page for more updates.
We look forward to welcoming you back to Toledo next October!
The Glass Problems Conference is organized by the Glass Manufacturing Industry Council and Alfred University and endorsed by the American Ceramic Society.




