James Spence Authentication - JSA, a Certified Collectibles Group Company Employee Directory
Consumer ServicesNew Jersey, United States11-50 Employees
James Spence Authentication (JSA), a Certified Collectibles Group company, specializes in autograph authentication within the consumer services sector. It serves auction houses, dealers, and collectors worldwide by providing expert evaluations that support confidence in signed memorabilia. The firm maintains a substantial library of exemplar autographs, numbering about 500,000 files, which informs its assessment process. Founded in May 2005 by James Spence Jr., the company operates from two locations in Parsippany, New Jersey, and Fort Lauderdale, Florida. Headquartered in Parsippany, the company is a trusted autograph verification authority within the collectibles market. A recent development is its participation as a witness at FNDM Dubai 2025.