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Certified Guaranty Company
P.O. Box 4738
Sarasota, FL 34230
1-877-662-6642 toll free
941-360-2558 fax


CGC Comics
CGC also grades and encapsulates non-autographed comic books. To learn more, visit


CGC Magazines
CGC recently introduced magazine grading and encapsulation for Sports Illustrated and Playboy magazines. Learn more at

Learn about all of the services offered by CGC by visiting