Laureen Kouassi-Olsson, an experienced financial services and private equity executive, recently announced a new investment firm, Birimian, which seeks to back African fashion and luxury brands. She talks to James Torvaney about her plans.

You have extensive experience within the business world, including with traditional private equity firms such as Amethis and Investisseurs & Partenaires. What made you decide to set up an investment company focus...