The Mint, founded in 1766 by Stanisław August Poniatowski, was the key element of the monetary reform. Currently, it is the only manufacturer of circulation coins in Poland, collector coins issued by Narodowy Bank Polski (the National Bank of Poland) and bullion gold. The Mint of Poland is one of the most modern mints in the world. Coins manufactured by the Mint of Poland every year win numerous awards at the most prestigious international competitions. It has its own refinery. As part of precious metals processing, the Mint manufactures, among others, catalyst gauzes, as well as drawn and rolled products and, obviously, gold bars. Moreover, the Company is actively developing other segments, i.e. real estate development and electronic payments.

Allgemeine Gold- und Silberscheideanstalt AG (AGOSI) – a gold and silver refinery founded in 1891 as a limited liability company in Pforzheim. AGOSI is the leading refinery in Europe, which today is part of the Umicore Group. For over 100 years it has been specializing in recovery of precious metals and production of precious metal products. The company, as a global manufacturer of gold bars with the Umicore hallmarks, has been accredited by the London Bullion Market Association. The high level of skills and sophistication demonstrated by laboratories and participation in national and international committees, such as DIN- Deutsches Institut für Normung and GDMB-Chemikerausschuss, mean that it is always among the leaders of modern materials analysis.

The German company, founded in 1851 by Wilhelm Carl Heraeus, is one of the most recognizable brands in the world currently operating under the name: Heraeus Precious Metals GmbH. It also has the largest private refinery and gold mint. The company excels in the implementation of innovative solutions, which is confirmed by the fact that it has obtained more than 5,200 patents. The mint’s distinctive stamp shows a minter’s hand holding a three-part olive branch. In addition, each bar bears the mark mark “H” and an inscription - "Heraeus Edelmetalle Hanau". Since 1958 Heraeus has been accredited by the London Bullion Market Association (LBMA). The mint is part of Heraeus Holding GmbH operating in such sectors as: medicine, biomaterials or specialized light sources.

The Australian mint was founded in 1899. Since 1931, apart from the primary business segment concerning striking gold coins, the company has been dealing with the production of gold bars. The Perth Mint is currently part of Gold Corporation, wholly owned by the Australian Government. In 1957, London's Goldsmiths' Association described the Perth Mint gold products as the "purest" ever assayed in history (999.999). The Mint has also been accredited by the London Bullion Market Association (LBMA). According to statistics, the Perth Mint processes approx. 6% of all gold mined in the world to gold bars. As part of its offer, the mint delivers gold bars cast in 13 weight categories and bars struck in 7 weight categories.