How to find usOur offices are located in the centre of Düsseldorf, not far from the Central Train Station.
Hepburn stampsFelzmann auctioned three of the five famous Audrey Hepburn stamps. The most valuable modern postage stamp in the world.
Selling or auctioning stamps?The advantages of selling your stamps. Which selling model is most suitable for you?
Selling a coin collectionWhy not benefit from the experience of our numismatists? It will be in good hands with our experienced experts.
Having stamps evaluatedOur stamp experts will gauge the value of stamp collections free of charge and free of obligation.
Selling or auctioning stampsWhich selling model is most suitable for you? We will advise you on both the advantages and disadvantages of selling your material directly or putting them up for auction.More information
Selling or auctioning coinsSelling and auctioning coins is our speciality. We can tell you about the advantages and disadvantages of each.More information