Richard Duffy

AngloGold Ashanti (Pty) Ltd. engages in the exploration, mining, and production of gold. It operates through the following business segments: Africa, Australia, and Americas. The Africa segment consists of Ghana, Guinea, the DRC (Democratic Republic of the Congo), and Tanzania. The Americas segment comprises of Argentina, Brazil, and projects in Colombia and the United States. The company was founded in 1944 and is headquartered in Johannesburg, South Africa.

Natural Diamond Council Ltd. is a global organization that aims to inspire and educate consumers about natural diamonds through its platform. The non-profit company is based in London, UK. The platform covers various topics related to natural diamonds, including celebrities, pop culture, jewelry trends, and buying guides. The organization supports the natural diamond industry by promoting transparency and providing insights on its progress and commitments. The Natural Diamond Council operates in several continents, including North America, Asia, Africa, and Europe. The British company was founded in 2015, and David Kellie has been the CEO of the company since 2019.

Part of Petra Diamonds Ltd., Petra Diamonds US$ Treasury Plc provides mining services. The company is based in London, UK. Founded in 2015.

Part of Petra Diamonds Ltd., Williamson Diamonds Ltd. operates as a diamond mine. The CEO of the Tanzanian company is Richard Neil Duffy.