James Spence Authentication - JSA

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James Spence Authentication - JSA The world’s foremost autograph authentication company.

Can’t wait until the 23rd 🥳 MCM Comic Con
10/12/2026

Can’t wait until the 23rd 🥳 MCM Comic Con

10/12/2026

This might be the first time you’ve ever seen a Johnny Grabowski autograph ✍️

JSA THIS WEEK! 🚨The JSA team is hitting the road once again!We’re bringing autograph authentication to collectors across...
10/12/2026

JSA THIS WEEK! 🚨

The JSA team is hitting the road once again!

We’re bringing autograph authentication to collectors across the country and beyond!

✍️ Got an autograph that needs authenticating?
🏆 Have a piece of memorabilia you want to protect?
📍 Want to find JSA at an event near you?

Check out this week’s lineup and come see us! 👀
Wherever collectors gather, JSA is there. 🔍

10/11/2026

Address

2 Sylvan Way
Parsippany, NJ
07054

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

(973) 898-1300

Website

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