Welcome to the LAB DAY Chicago 2026 Exhibitor Portal! This site will allow you to book and manage all aspects of your participation in LAB DAY Chicago 2026. If you are a new exhibitor, please click “Register”. If you are a returning exhibitor, enter your user name and password you have used for our previous shows. If you are in need of your login information, or have questions about logging in, please contact tiffany@LMTmag.com.