OFFICIAL CGC SUBMISSIONS · UK FAMILY-RUN

Get your collectibles signed, authenticated and CGC-graded

CGC Signature Series signings and JSA signature authentication — from cleaning and pressing to the final graded slab. We handle it end to end, from a UK family of collectors. Signature Series needs just a 50% deposit up front; JSA authentication needs nothing up front.

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CGC Signature Series - Keith Williams
CGC Signature Series - Keith Williams
CGC Signature Series Submission Artist/s: Keith Williams Submission Type: Signature Price: from only £100 per item Deadline: 12th February 2027 CGC® is excited to announce that the Signature Series team will be hosting an exclusive Private Signing event with artist and inker Keith Williams! Collectors can submit both comics and cards to this event. Williams is the recent recipient of the 2025 Joe Sinnott Inkwell Hall of Fame Award, and studied under Will Eisner, the creator of the Spirit comic strip. With the help of Marvel artist and mentor Don Perlin, Williams started working for Marvel Comi
£100.00
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Our services

CGC Signature Series

Get collectibles signed at a witnessed signing and graded with the famous gold label — cleaning, pressing and grading all included.

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CGC/JSA Authentication

Already signed? We verify the signature through JSA and grade it with the gold label — with or without cleaning & pressing.

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Official CGC submissions
UK family-run
Pay the balance on return
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How it works

1

Get a quote

Send us your enquiry or message us.

2

Send comics

Post them to us — just a 50% deposit for Signature Series, nothing upfront for JSA.

3

We do the work

Clean, press, sign and submit to CGC.

4

Graded & returned

Your slab comes back to you.

How we keep you updated

Our order system keeps you informed from the moment your comics arrive to the day they’re back with you.

Updates at every stage

An email at each step, so you always know where your comics are.

Before & after photos

See exactly what cleaning and pressing achieved.

Your CGC grade page

A link to each item’s CGC certification page.

PayPal invoices

Pay securely — only once it’s graded and ready to return.

What customers say

★★★★★
“Sent three comics for a CGC signing, Russ was extremely helpful throughout the whole process! And the graded comics were very well packaged upon return. Great 5 star service, highly recommend.”
— Cole
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