What We Authenticate
Antique Advertising Sign Authentication
At The Authentication Company (TAC), our mission to make sure you know the value of your hard-earned collection and know what to pay for additional items for your collection
By authenticating your items, you'll know the true value of your collection, how to research additional items, place smart bids for more items.
The Authentication Company (TAC) has been authenticating antique advertising signs and items since 2020.
BECOME A MEMBER OF TAC | GET AN ITEM AUTHENTICATED
What We Authenticate
We offer authentication services for various categories of antique advertising signs that are within our field of expertise. Categories include
Porcelain • Harley-Davidson, Indian, and other Motorcycle signs • Petroliana • Automobilia • Country Store • Coca-Cola, Pepsi, and other Soda signs.
We will authenticate signs • globes • oil cans • metal thermometers • displays • other miscellaneous advertising items.
Become a member of TAC We offer a variety of membership levels for every collector. Gold and Platinum members receive discounts on item authentication.
BECOME A MEMBER OF TAC | GET AN ITEM AUTHENTICATED