Anthony Costa is Head of the B20 Secretariat at Business Unity South Africa, where he leads the secretariat supporting the B20 process. He brings extensive experience across strategy, investment, economic policy, and financial services, including senior roles at Nedbank, Old Mutual, the Presidency of the Republic of South Africa, and the Industrial Development Corporation. As Investment Lead at the Presidency, he worked on national investment mobilization and engaged domestic and international investors, diplomatic representatives, and multilateral institutions, including the World Bank and IFC.

His board experience includes serving as a Non-Executive Director of Old Mutual Finance from 2015 to 2017, a retail banking and unsecured lending business. At Old Mutual, he held senior strategy and business performance roles, working with group and business-unit CEOs and executives on strategy, performance, risk appetite, operational and financial risk, compliance, and cross-business collaboration. Earlier, at the Industrial Development Corporation, he led the Presidential Investment Mobilisation Programme, supporting a national objective to attract an additional $100 billion in investment and helping deliver two South Africa Investment Conferences that secured approximately $45 billion in investment commitments. His experience across corporate, government, and multilateral environments encompasses board governance, strategic oversight, risk, investment, stakeholder engagement, and economic policy.