June

Northeast Sportscard Expo - Marlborough, MA.

Date: June 22nd - June 23rd, 2024

Saturday 10:00am-6:00pm Sunday 10:00am-4:00pm

Location: Best Western Royal Plaza Hotel & Trade Center 181 Boston Post Rd West, Marlborough, MA. 01752


SEE ALL EVENTS

Our Services

Learn More

Authorized Dealers

Learn More

CAS is Proud to announce we are now an Ebay Recommended Authentication Company

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

    View_more
  • 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!

    View_more
  • 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...

    View_more

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
     
    read more
  • "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
    read more