CGC and JSA Accepting Submissions at MCM London Comic Con
Posted on 10/15/2025
Certified Guaranty Company® (CGC®) is excited to be accepting comics and card submissions through Black Label Grading, and James Spence Authentication® (JSA®) is accepting submissions of memorabilia alongside Stanley Gibbons Baldwin (SGB) at MCM London Comic Con at the the Excel London in London, England, on October 24-26, 2025. Collectors can also submit comics and cards at the SGB booth.
About MCM London Comic Con
MCM London Comic Con takes place at Excel London twice a year. Visitors can meet some of the biggest actors across all media from TV and film to anime and gaming. The list of independent artists, creators and brands exhibiting on the show floor increases every year.
Drop off CGC submissions with Black Label Grading or SGB
CGC will be accepting submissions of comics, magazines, TCGs, sports cards and non-sports cards for grading through Black Label Grading at Booth #N1655. JSA will be also accepting memorabilia submissions and providing on-site authentication at Booth #S1422 alongside SGB, an Authorized Facilitator. In addition, collectors can drop off comics and cards for CGC grading at the SGB booth.
Founded in 2020, Black Label Grading was born from a passion for trading cards and a desire to make professional grading accessible in the United Kingdom and European Union. Their mission is to provide choice, counsel and care to collectors at every stage of their hobby.
All submissions will be transported to CGC’s headquarters in Sarasota, Florida, for authentication, grading and encapsulation.
- To learn more about CGC services and fees for comics, click here.
- To learn more about CGC services and fees for cards, click here.
- To learn more about JSA services and fees for memorabilia, click here.
Tablets will be provided at the booth for submitters to use for sign-up and submission purposes.
Need more info?
Questions for CGC Comics should be sent to [email protected]. Questions for CGC Cards should be sent to [email protected]. Questions for JSA memorabilia submissions should be sent to [email protected].
All CGC services can be reached at (+1) 855-GRADE10 (855-472-3310). For questions about JSA-only services, call (+1) 973-898-1300.
About CGC
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.
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