JSA COA Authentication Services

We offer autograph authentication services in house every month.   JSA Authentication service comes to our store and works behind closed doors to authenticate your items.  We offer wholesale prices for your items to go through this process.  You will save on the fee plus no shipping and insurance to and from the authenticator’s location.  You will also save on wait times for these items that can take many months.  Items vary in price depending who signed it and what item is signed.

Please call for pricing and authentication times.  503.746.6868

Please note these are not public appearances.

Appraisal Services

After 28 years in business we are proud to offer Appraisal services on artwork and memorabilia. Our many years of experience and knowledge in this industry qualifies us to appraise your items at wholesale prices. Over the years we have written letters of appraisal for estates, private collectors, and law enforcement to name a few.

Appraisal letters written by Collection Connection are a useful tool to help you know how to insure your artwork and memorabilia.