KSA is proud to offer collector's accurate and consistent authentication services!
KSA Certification is a Canadian owned and operated card grading, autograph authentication, game used authentication and memorabilia appraisal company. Our main office is located in Elmira, Ontario with an additional office in Vancouver. Trusted in the hobby since 1996, KSA provides collectors with quality service at reasonable prices. If you are visiting our website looking to sell your sports cards or sports memorabilia collection, we have a trusted network of partners across North America waiting to make you offers.