The Authentication Company

Authenticating Antique Advertising to Preserve Your Investment

Petroliana • Motorcycle • Porcelain Signs • License Plates • Automobilia 

Soda Signs • Gas Globes

 

Become a member to search 22,000+ antique advertising items evaluated by TAC. See descriptions, values, photos and more!

20+ years experience in the antiques industry.


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SEARCH FOR ANTIQUE ADVERTISING

UPCOMING AUTHENTICATION EVENTS

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RATING SYSTEM

The Matthews Grading System is now the industry standard for grading and describing Petroliana and Advertising collectibles.

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WHY GET TAC'D?

If you're a collector of antique signs, globes cans,  metal thermometers, or other miscellaneous advertising items, get your items "TAC'd" and receive the TAC seal of authenticity.

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Watch Dan on the Paul Jr Designs Podcast

TAC owner Dan Matthews talks about the vintage sign industry to Paul Tetul Jr of American Chopper. 

Watch the Interview