Get a Hummel Certificate of Authenticity for your painting (COA) for your Hummel drawing.

For all your Hummel artworks you need a Certificate of Authenticity (COA) in order to sell, to insure or to donate for a tax deduction.

Getting a Hummel Certificate of Authenticity (COA) is easy. Just send us photos and dimensions and tell us what you know about the origin or history of your Hummel painting or drawing.

If you want to sell your Hummel painting or drawing use our selling services. We offer Hummel selling help, selling advice, private treaty sales and full brokerage.

We have been authenticating Hummel and issuing certificates of authenticity since 2002. We are recognized Hummel experts and Hummel certified appraisers. We issue COAs and appraisals for all Hummel artworks.

Our Hummel paintings and drawings authentications are accepted and respected worldwide.

Each COA is backed by in-depth research and analysis authentication reports.

The Hummel certificates of authenticity we issue are based on solid, reliable and fully referenced art investigations, authentication research, analytical work and forensic studies.

We are available to examine your Hummel painting or drawing anywhere in the world.

You will generally receive your certificates of authenticity and authentication report within two weeks. Some complicated cases with difficult to research Hummel paintings or drawings take longer.

Our clients include Hummel collectors, investors, tax authorities, insurance adjusters, appraisers, valuers, auctioneers, Federal agencies and many law firms.

We perform Carl de Bourdon Hummel art authentication, appraisal, certificates of authenticity (COA), analysis, research, scientific tests, full art authentications. We will help you sell your Carl de Bourdon Hummel or we will sell it for you.

Carl de Bourdon Hummel was an 18th century Austrian painter. Known best for his portraits, Hummel painted a number of famous sitters, including Franz I of Austria.

Hummel also painted miniatures in watercolor and gouache on ivory in the same style as his full sized portraits.

Still wondering about an 18th century portrait in your family collection? Contact us…it could be by Carl de Bourdon Hummel.