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James Spence Authentication - JSA

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2 Sylvan Way Ste 102

Parsippany, NJ 07054

+1 (973) 898-1300

https://www.spenceloa.com

James Spence Authentication, based in Parsippany, NJ, is a highly specialized firm known for its expertise in detecting the authenticity of famous individuals' signatures.

The company's skilled team can determine if a signature is genuine, offering services ranging from Babe Ruth to Idi Amin, providing peace of mind for collectors and enthusiasts alike.

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Marc R.

6/16/2025

I had a fantastic experience getting an autograph authenticated by JSA. The team member reached out to me with mock up photos for where to place the sticker and then provided his thoughts on where...

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Bryan L.

4/15/2025

I'm very disappointed an authentication of a MJ Spalding Varsity basketball that was authenticated in person at an C2E2 event. I lugged a ball across the country to have them say my ball that I...

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Jim J.

4/22/2025

JSA failed to follow my clear directions when they authenticated my autographed item. Their form asked if I wanted their authentication sticker on the front or back. I indicated back on two items...

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John G.

7/28/2024

The best place to get your memorabilia authenticated. Service is fast and reliable. Located in NJ just off RT80 or you can send your property in. Highly recommend!!

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Jairo G.

10/22/2024

As a sports memorabilia collector, I've used both JSA and PSA for their authentication services. I've got to say that my experience when it comes to customer service has been noticeably better...

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