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CBCS and CGC are the top 3rd party grading companies.


Certified Guaranty Company

Founded in 2000, CGC is the first independent, impartial, third-party comic book grading service. A proven and respected commitment to integrity, accuracy, consistency and impartiality has made CGC the leader in its field. In fact, in 2007, CGC crossed the million-book mark and has now graded over 2 million comic books.

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Comic Book Certification Service

Comic Book Certification Service, LLC will expertly, impartially, and consistently certify and encapsulate comics using the highest quality materials. CBCS will promote the hobby of comic collecting with integrity, transparency, and a friendly attitude: educating hobbyists, welcoming suggestions, and promoting related charities. CBCS has changed their label and logo 3 times, and was recently aquired by Beckett Media, a popular sports card grading and magazine service.

CBCS Comic banner
Avery Comic Pressing Logo