

7/4/2025 — 7/6/2025
Certified Guaranty Company® (CGC®) is excited to be accepting submissions through Grosner Distribution at Montreal Comiccon at the Palais des congrès in Montreal, Quebec, Canada, on July 4-6, 2025.
Montreal Comiccon is a vibrant pop culture celebration drawing fans of comics, sci-fi, anime, horror and gaming from across Canada and beyond. The event features celebrity guests, artist alley, cosplay contests, panel discussions and a massive exhibitor floor packed with collectibles and fan merch. It's a welcoming space where fans of all ages come together to geek out, meet creators, and immerse themselves in the stories and characters they love.
CGC, through Grosner, will be accepting submissions of comics, magazines, TCGs, sports cards, non-sports cards, video games and home video collectibles for grading.
Why wait in line with your submission? Submit your prepared collectibles through the Express Drop-off Service and quickly hand off your collectibles to a CGC representative. Simply take the following steps before arriving:
Important: To ensure that your submission process stays on schedule, please place your collectibles in the order listed on the packing slip. Please bring BOTH copies of the packing slip with your collectibles to the show drop-off. Failure to do so will result in delays.
All submissions will be transported to CGC’s headquarters in Sarasota, Florida, for authentication, grading and encapsulation.
Tablets will be provided at the booth for submitters to use for sign-up and submission purposes.
Questions for CGC Comics should be sent to Service@CGCcomics.com. Questions for CGC Cards should be sent to Service@CGCcards.com. Questions for CGC Video Games should be sent to Service@CGCvideogames.com. Questions for CGC Home Video should be sent to Service@CGChomevideo.com.
All CGC services can be reached at (+1) 855-GRADE10 (855-472-3310).
Since revolutionizing comic book grading in 2000, CGC has grown to include certification services for a vast variety of pop culture collectibles. These divisions include CGC Cards, CGC Video Games and CGC Home Video. CGC Cards provides expert card grading for sports cards, TCGs and non-sports cards. CGC Video Games is dedicated to video game grading for the most popular consoles, including Nintendo, Sega, Atari, PlayStation and more. CGC Home Video provides expert VHS grading in addition to other types of videocassettes, DVD, Blu-ray and more. CGC also offers seamless solutions for autograph collectors with CGC Signature Series and JSA Authentic Autograph services.