[Wymers Auction]

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Sports Cards & Sports Memorabilia
PREFERRED GRADING & AUTOGRAPH AUTHENTICATORS
The following companies are considered to be reputable, trusted sports cards and sport memorabilia grading and autograph/signature authentication services. These companies are recognized throughout the hobby and industry as the market leaders. Proxibid approves other authenticators outside of this list, but these are the preferred authenticators for Sports Cards and Sports Memorabilia.
Sports Card Grading Services:
 Beckett Grading Service (BGS) including Beckett Classic Card Grading (BCCG)
 Professional Sports Authenticators (PSA/DNA)
 Sportscard Guarantee Corporation (SGC)
Autograph/Signature Authentication Services:
 Beckett Grading Service (BGS)
 Global Authentics, LLC
 James Spence Authentication
 Professional Sports Authenticators (PSA/DNA)
Leading Providers of Authentic Pre-Certified Sports Memorabilia
 All Authentic Sports Memorabilia
 Mounted Memories
 Onyx Authenticated
 Panini Authentic
 Steiner Sports
 TriStar Productions, Inc.
 Upper Deck Authenticated (UDA)
BANNED AUTHENTICATORS FROM PROXIBID
Autographed items with a Certificate of Authenticity (COA) or Letter of Authenticity (LOA) from the following companies, organizations, and individuals have been banned from being listed and sold on Proxibid:
 Any company, organization, or individual listed on the FBI’s Operation Bullpen website
 Autograph Certification Experts (ACE)
 Christopher L. Morales
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 Coach's Corner Sports Auctions LLC
 CSC Collectibles
 Donald Frangipani
 Forensic Document Services
 Greg Marino
 Hollywood Dreams
 J. DiMaggio Co. / J. DiMaggio Company
 Jim Bellino
 Legends Sports Memorabilia
 Nathan's Autographs / N.E. Autographs
 Nicholas Burczyk
 Pro Sports / Pro Sports Memorabilia
 Rare and Signed.com
 Robert Prouty
 R.R.'s Sports Cards & Collectibles
 SCAA / Front Page Art / Angelo Marino
 Slamdunk Sportscards & Memorabilia
 Sports Alley Memorabilia
 Sports Management Group
 Stan's Sports / Stans Sports Memorabilia
 TTA Authentic (formerly STAT Authentic)
 Universal Memorabilia
 XMI Authentications
 USA Authentics
 640 Sports/YMC Sports Memorabilia
Any sellers listing items that have been authenticated by the above organizations will have those lots removed from their auction. If any lots do not specify the authenticator and show a picture of the certificate/letter of authenticity, the lot will be removed from the auction. Additionally, Proxibid reserves the right to pull a lot from an auction if they find that the authenticator is not reputable.