Johann Heeren
Managing Director WCA

About World Coin Association


World Coin Association ( WCA ) is the most trusted partner in the development of international coins and the preferred choice of many international Mints, National Banks and Ministries of Finance around the world.


WCA belongs to the MDM Group and is a 100% subsidiary.
MDM started the first cooperation for the development and distribution of coins with various issuing authorities in the early 1980s. Due to the growing importance of international coins for the global collectors market MDM decided to establish a separate Company that being WCA.


Today WCA is the largest agency for issuing authorities in the field of numismatic products. Take advantage of our extensive experience, worldwide contacts and market know-how.