UNITED STATES
CANADA
CANADIAN PROVINCES
CANAL ZONE
HAWAII
ABOUT PSAG, Inc.

PSAG is a stamp authentication and grading company specializing in United States and Canada. With decades of experience, PSAG experts are drawn from the best in philately.  We will be posting articles by noted authorities, streaming tutorial videos, interesting and helpful facts about our hobby, links to clubs and societies and much more.  PSAG is taking Stamp Authentication and Grading to the next level.

Philatelic Stamp Authentication and Grading, Inc., was formed in early 2009 by noted U.S. Classics Expert, J. Randall Shoemaker. With his 31 years experience in professional expertizing and grading and being the Founder of PSE, his experience in this field is vast. Under his guidance, PSAG has put together a most impressive committee of Experts, technology and innovation. It is our goal to provide you with the highest level of expertise, customer service, responsiveness and value for your expertizing dollar. This website will be continually evolving into an interactive site that will display information historically unavailable to most collectors. Please return regularly and see how we can further serve you.

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Randy Shoemaker on Discovery Channel's Auction Kings
Grading Singles, Pairs, Plate Blocks, Booklet Panes and Souvenir Sheets for US & BNA
EXPERTIZING

Expertizing and authentication is very important in todays stamp market with many stamps worth significant value. Collectors who spend more than $50 per stamp are considered advanced and can amass a valuable collection over time. As they add scarce and expensive items, it is important to be sure you are getting full value for your collecting dollar...

GRADING

The use of grading terms to describe the relative quality of a stamp has been going on since the very beginning of stamp collecting in the mid to late 1800’s. Beginning in 1987, a system was developed to finally begin standardizing the terminology and numerical grading of postage stamps. The system was built on the generally accepted...

PHOTO GRADING GUIDE

Our unique photo grading guide is the best way to visually learn the ins and outs of stamp grading. The following stamp images and their associated relative centering grade are to show, in visual terms, what is meant by each grade. Faults and their affect on the overall GRADE are NOT factored into the examples below...

OUR PARTNERS
AMERICAN PHILATELIC SOCIETY
100 Match Factory Place
Bellefonte, PA 16823
Email
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CONFEDERATE STAMP ALLIANCE
10194 N. Old State Road
Lincoln, DE 19960-9797
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BNAPS
AMERICAN REVENUE ASSOCIATION
PO Box 728
Leesport, PA 19533
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ERRORS, FREAKS & ODDITIES COLLECTORS CLUB
955 S. Grover Blvd., #65
Kingsland, GA 31548-5263
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THE NATIONAL STAMP DEALERS' ASSOCIATION
MIDWEST STAMP DEALERS' ASSOCIATION (MSDA)
AMERICAN STAMP DEALERS ASSOCIATION
PO Box 513
Centre Hall, PA 16828
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NATIONAL DUCK STAMP COLLECTORS SOCIETY
PO Box 43
Harleysville, PA 19438
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FLORIDA STAMP DEALERS ASSOCIATION
INTERNET PHILATELIC DEALERS ASSOCIATION
CARRIERS AND LOCALS SOCIETY
14409 Pentridge, Drive
Corpus Christi, TX 78410
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U.S. PHILATELIC CLASSICS SOCIETY
2913 Fulton
Everett, WA 98201
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UNITED STATES POSSESSIONS PHILATELIC SOCIETY, USPPS
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PSAG, Inc.

PO Box 410880

Melbourne, FL 32941

FEDERAL EXPRESS

Attention:  PSAG, Inc.

3960 Dow Road

Melbourne, FL  32943

PHILATELIC STAMP AUTHENTICATION AND GRADING

J. Randall Shoemaker

OUR SERVICES

- Authentification and Grading                   Services US Postmaster Provisionals 

- Singles

- Front-of-the-Book

- B-O-B

- Coil & Imperforate pairs

- Blocks 

- Plate Blocks

- Perforated Souvenir Sheets

- Duck Hunting

- Permit PSA’s

- Booklet Panes

-  Confederate States of America General Issues

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