SARASOTA, Fla.--(BUSINESS WIRE)--Certified Collectibles Group® (CCG®), the leader in authenticating and grading collectibles, is excited to announce that it has entered into a definitive agreement to ...

Trading card and collectibles grader Certified Collectibles Group is aiming to bolster its authentication process with the acquisition of James Spence Authentication, the company announced Wednesday.

Wizard World, Inc. and James Spence Authentication (JSA) have announced a partnership by which Wizard World Comic Con attendees can utilize the services of the leader in autograph authentication on ...

PANAMA CITY, Fla. (WJHG/WECP) -For the third time in the last six years, the James Spence Authentication company will be coming to Panama City. JSA will be set up on September 9th at Instant Replay ...

CGC and JSA have announced that the companies will be offering on-site autograph authentication and grading for comics and cards as the Official Authentication and Grading Service of Baltimore ...