At PBN, we connect central banks to the numismatic market. We handle large orders of bank notes and coins for the numismatic market, advise central banks on numismatic programmes, and handle circulated coins for destruction.

We supply premium numismatic items to many of the world's most advanced collectors of coins and bank notes, we do large-scale business with several of the world's leading coin and bank note dealers and companies, and we cooperate will all of the world's leading numismatic auction houses.

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Why us?

  • We offer immediate wire transfers or cash settlements.
  • We handle the logistics for large orders, so you don't have to.
  • We respect business and central bank confidentiality.
  • We can buy everything you have for sale, no quantity is too big or too small for us.
  • We offer you professional advice on currency conversion to polymer bank notes.
  • We offer you professional advice on numismatic programmes and how best to maximise your profit.

We are thus uniquely positioned to offer you professional advice on how to sell your bank notes and coins, or we can offer to buy them from you directly.

Over the past decade, we have handled millions of pieces of bank notes and thousands of tonnes of coins. We are interested in any items you can offer—no business is too large or too small for us. We will also travel to meet you, discuss your needs and provide an on-site professional numismatic opinion and assessment of your material. While our special interest are polymer bank notes, we deal in all types of bank notes and coins.

The company publishes the Polymer Bank Notes of the World (now in its 3rd edition) forcollectors and The Future of Bank Notes—Why and How to Convert to Polymer (to beissued in 2018) for central banks and other currency professionals.

Stane Straus

Stane Straus is the Managing Director of PBN Ltd. He travels extensively overseas and maintains relationships with central banks and bank note printers around the world, working on coin and banknote-related projects. He has advised central banks on bank note printing, and on conversion to polymer notes. Stane used to work at Note Printing Australia in Craigieburn, Australia and holds a Bachelor of Science degree in Economics from the University of Ljubljana, Slovenia. He is a co-author of several award-winning publications (awarded by IACA and the IBNS) on polymer bank notes, has appeared on several news networks, including CNN and BBC, and is currently authoring a new book on polymer bank notes. Stane also curates The Polymer Collection, the world's most advanced museum-quality archive of polymer bank notes and related material. Stane is based in Slovenia, EU.


Contact Stane at:
Phone +386 41 367 086

Hermann Huber

Hermann Huber is the Director of African Operations of PBN Ltd. He studied Geography and French at the University of Vienna, Austria, and in Antananarivo, Madagascar. Hermann used to be a Managing director and Co-owner of an Austrian IT company with 60 employees, based in 4 locations within Austria and focused on vocational trainings in IT and management skills. He was also the founder and co-owner of a music-production company in Antananarivo, Madagascar, a partner in a consulting company for photovoltaic systems and alternative energy solutions, and is currently a Managing director of Tolimana KEG, based in Austria and focused on numismatic sales. Hermann is based in Austria and has over 25 years of experience working on different business projects across the African continent.

Contact Hermann at: 
Phone +43 699 1922 0011


Donald Ludwig

Donald Ludwig is the Director of International Business Development of PBN Ltd. He received his B.S. from Millersville University (Pennsylvania, USA) in 1981 with completed majors in computer science and mathematics. He completed the M.S. program at Purdue University (Indiana, USA) in 1984 with a major in computer science. Donald has extensive business experience in the IT industry in the USA and in Germany, primarily in large-scale systems in the banking industry, programming, performing system design and liaisoning with the client. Donald also worked with and advised numerous postal authorities on new issues and presentation ceremonies for new stamp issues. He is a co-author of "Polymer Bank Notes of the World," now in its fourth edition. Donald is based in Germany.

Contact Donald at: 
Phone +49 160 9676 8549 

Katja Šajn

Katja Šajn is the Sales Manager of PBN Ltd. She holds a Bachelor of Science degree in Political Science from the University of Ljubljana, Slovenia. Katja is responsible for web site editing, customer relations and sales to end-customers (collectors), marketing, communications, as well as for head office management and scheduling of daily activities. Her research work supports the various activities, publications and the web site of the company. Katja is based in Slovenia (EU).


Contact Katja at:
Phone +386 40 412 143

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