De Beers Group announces new appointments to Executive Committee

Ann Cormack, Executive Head, Human Resources | David Prager, Executive Vice-President, Corporate Affairs | Nancy Liu, Chief Operating Officer, Forevermark

De Beers Group today announced three new additions to its Executive Committee. Ann Cormack will succeed Arthur Hewett as Executive Head, Human Resources, as of October 2017. David Prager joins the Executive Committee as Executive Vice-President, Corporate Affairs, and Nancy Liu joins as Chief Operating Officer, Forevermark, both with immediate effect.

Ann will join De Beers from Rolls-Royce, where she is responsible for international business development, country-level strategy implementation, government relations and the international corporate presence.

Prior to her current role, Ann held several commercial roles across industry and the public sector, including Managing Director for Energy at Xyntéo, Chief Executive of D1-BP Fuel Crops, and Managing Director of the Small Business Service in the UK Department for Trade & Industry. Ann spent the first 20 years of her career with Royal Dutch Shell.

David, currently Head of Corporate Affairs for De Beers Group, will continue to lead the global Corporate Affairs team in safeguarding consumers’ confidence in diamonds, building strong relationships with stakeholders and communities, and shaping the meaning, impact and potential of the De Beers Group brand around the world.

Prior to joining De Beers in 2006, David was in charge of UK communications for AstraZeneca Pharmaceuticals, and worked for Ogilvy PR in New York and London, providing counsel to clients including GlaxoSmithKline, Merck, Virgin Atlantic and Coca-Cola. David started his career as a White House Intern during the Clinton Administration.

Nancy, currently Head of Forevermark, Asia-Pacific, will lead the future development of Forevermark, working with teams in consumer markets around the world to drive the global growth of the brand. Nancy will also retain responsibility for Forevermark in China and Hong Kong, and will continue to work with Stephen Lussier, Executive Vice-President of Marketing for De Beers Group, CEO of Forevermark and Chairman of the Diamond Producers Association, as his role expands to include overall responsibility for all of De Beers Group’s downstream business activities.

Prior to joining De Beers in 2008, Nancy worked for L’Oréal, LVMH and the Boston Consulting Group.

Bruce Cleaver, CEO, De Beers Group, said: “As we position De Beers to capture the opportunities presented by a rapidly changing world, our growth is dependent on adding new voices to our senior leadership. I’m delighted to welcome Ann, David and Nancy to the De Beers Group Executive Committee and I look forward to the contributions they will make. They each bring distinct perspectives, insights and experience that will propel De Beers forward in our mission to connect millions of people around the world with their diamond moments.

“Ann brings an impressive track record to De Beers and is passionate about the development of people and business. As a leader, Ann values continuous improvement and will ensure we continue to strengthen our business by encouraging a culture that values fresh thinking, diverse views and bold action.

“David has led the transformation of De Beers’ reputation over the past decade, making us a more open, engaged and progressive company with strong relationships and a compelling brand proposition. With the expectations of our stakeholders and consumers evolving, David will lead our effort to provide confidence in the value and integrity of our business and the diamonds we sell.

“Nancy has built a strong demand-base in China for Forevermark, and will bring her track record for delivery into her new global role as we continue our journey toward establishing Forevermark as the world’s leading diamond brand. Importantly, as we seek new ways to connect with consumers, Nancy will bring deep insight into Chinese consumers and strong experience of the luxury goods sector to the Executive Committee.”

About De Beers Group

De Beers Group is a member of the Anglo American plc group. Established in 1888, De Beers Group is the world’s leading diamond company 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 and is the world’s largest diamond producer by value, with mining operations in Botswana, Canada, Namibia and South Africa. As part of the company’s operating philosophy, the people of De Beers Group are committed to ‘Building Forever’ by making a lasting contribution to the communities in which they live and work, and transforming natural resources into shared national wealth. For further information about De Beers Group, visit

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