Mrs. Nana Aissa KOUSSA, Spouse of ANGO, Permanent Representative of Banque Atlantique Mali (BAML) on the Board of Directors, is the Chief Executive Officer of Banque Internationale pour l'Afrique (BIA Niger).

The first woman to hold the position of CEO of a bank in Niger, she played a key role in the establishment of Ecobank and Banque Atlantique in Niger.
She chaired the Fédération des Associations Professionnelles de Banques et Établissements Financiers de l’UEMOA (FABPEF-UEMOA) from 2021 to 2022, and the Association Professionnelle des Banques et Établissements Financiers du Niger (APBEF/N) for 8 years until February 2023.

Mrs. ANGO holds a postgraduate degree (DESS) in Finance, Banking, and Management from the Institut Supérieur de Management (ISM) in Dakar. She also obtained a CESA from HEC Paris and an Executive Certificate in General Management of Banking Activities from HEC Paris.