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.

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 ...

An in-depth search of the verification page on the James Spence Authentication website reveals the company has authenticated more than 2,000 signatures by Florida State quarterback Jameis Winston, up ...

The autograph authentication company that has certified more than 1,000 jerseys, photos, mini helmets and other items as bearing the valid signature of Florida State quarterback Jameis Winston ...