De Beers Group
Established in 1888, De Beers Group is one of the world’s leading diamond companies with expertise in the exploration, mining and marketing of diamonds. Together with its joint venture partners, De Beers Group employs more than 20,000 people across the diamond pipeline. The employees of De Beers Group are committed to ‘Building Forever,’ a holistic and integrated approach for creating a better future – one that is fairer, safer, cleaner and healthier; where safety, human rights and ethical integrity continue to be paramount; and where communities thrive and the environment is protected. Learn more here.
Mines
- Botswana
- Canada
- Namibia
- South Africa
Burgundy Mines
Burgundy Diamond Mines is a premier global diamond company that proudly produces and delivers ethically sourced diamonds from mine to market. The company owns and operates the Ekati Diamond Mine. Burgundy is part of CanadaMark™. Burgundy has an office and a cutting and polishing facility in Perth, Australia, an office in Calgary, Canada and a diamond sales office in Antwerp, Belgium. Learn more here.
Mines
- Canada
Lucara Diamond
Lucara Diamond Corp. is a Canadian diamond mining company that wholly owns and operates the Karowe Diamond Mine in Botswana. Karowe is one of the world’s foremost producers of high-quality diamonds larger than 10.8 carats known as “specials”. Lucara holds a 100% interest in Clara Diamond Solutions, a digital sales platform that uses proprietary analytics together with cloud and block-chain technologies to transform the rough diamond sales process, matching demand to supply and provenance. Lucara employs almost 900 people, 99% of whom are Botswana nationals. Women account for 29% of the company’s workforce. Learn more here.
Mines
- Botswana
Petra Diamonds
Petra Diamonds is a leading independent diamond mining group with a diversified portfolio of four producing mines (Finsch, Cullinan, and Koffiefontein in South Africa and Williamson in Tanzania). Petra Diamonds is a constituent of the FTSE4Good Index, which measures the performance of companies demonstrating strong environmental, social and governance practices. Learn more here.
Mines
- South Africa
- Tanzania
Rio Tinto
Rio Tinto operates a fully integrated global diamond business comprising 1,200 people. Rio Tinto operates the Argyle Diamond Mine in the East Kimberley region of Western Australia and the Diavik Diamond Mine in Canada’s remote Northwest Territories. In 2019, for the second year, Rio Tinto was ranked as the top extractives company and second overall in the Corporate Human Rights Benchmark. They were also included in the Dow Jones Sustainability Index Metals & Mining Sustainability Leaders group and the FTSE4Good indices. Learn more here.
Mines
- Australia
- Canada
RZM Murowa
RZM Murowa is the majority owner and operator of Murowa Diamonds Mine in Zimbabwe. The mine employs almost 900 people with 46% of the workforce coming from the local community. The company is a key development partner in the surrounding communities and has worked with authorities to maintain roads, provide electricity for health centres and schools, water management and bridge and road construction. Learn more here.
Mines
- Zimbabwe

Our
Sustainability
Pledges
Working together for a better future and protecting our planet is crucial to all our members. To support this they made three pledges - aligned with the UN’s Sustainable Development Goals - to ensure a common focus to always strive to do the best for the world we live in. The pledges are our guiding lights and allow us to highlight the positive work that is being done to support sustainable development and create a lasting legacy for future generations.








