Authentication service

Our authentication services are unique.

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Not only are authenticated assets subject to modern scientific methods, we also verify serial numbers and documents against appropriate sources to accurately determine authenticity without damaging the assets.

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We provide authentication and grading services for a wide variety of historic autographs, letters, manuscripts, documents, photographs, and rare books.

 

In addition, we provide encapsulation, scoring, and grading services for stock certificates, bonds, checks, and autographs.

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We offer the necessary approach to the very difficult problems facing today by the collector. We have the experience to meet your needs.

 

Using the latest technological advances along with their combined 100+ years of hands-on experience, our renowned industry experts bring you an unparalleled selection of authentication services. This assures you that your authentication—our accompanying Certificates of Authenticity—reflects the highest-rated opinions in the industry.

 

We offer fast, professional and reliable authentication services at competitive prices and offer the best authentication and qualification service available.