39th Annual Sports Collectors Convention

Date: August 1st - August 5th, 2018

Wednesday, August 1 - 4pm-8pm (VIP's 3:30pm), Thursday, August 2 - 10am-6pm (VIP's 9:30), Friday, August 3 - 10am-6pm (VIP's 9:30am), Saturday, August 4 - 10am-6pm (VIP's 9:30am), Sunday, August 5 - 10am-5pm (VIP's 9:30am)

Location: I-X Center, 1 I-X Center Dr, Cleveland, OH


Our Services

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Authorized Dealers

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Services ofCertified Authentication Service

  • Primary Certifications

    This service is used for most items valued under $300 and includes a 2 ½” x 2 ½” certification card with a matching tamper proof sticker on your item

  • Item Submission

    Have items to submit to CAS for authentication? You can ship your items to us, visit our office, catch us at a show, and we even make house calls!

  • One-Step Verification

    You authenticated item will have a unique alphanumeric sticker that matches your certificate. Click below to verify your item with our database...


Client TestimonialsWhat Our Clients Are Saying

  • "Over the past 5 yrs using Mike Root as an authenticator I found him to be 100 percent Honest, fair and accurate with his services. 
    He has always been very responsive and price-conscious to my needs
    as a customer.
    Thank you Mike for coming back!"

    Jack Probstein
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  • "We have known Mike for many years and relied on his expertise & integrity in authenticating autographs of both vintage and current day athletes as well as celebrities. We have used LOA's and COA's provided by Mr. Root in our auctions & sales and have never had a problem with his work."

    Lou & John
    Inside the Park Collectibles
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