Oppenheimer maintains private equity investments in Africa, Asia, the United States, and Europe.
The acquisition solidifies Kiuna's position in BOC Kenya as one of the company's leading shareholders.
Al-Amoudi has lost his position as Africa's sixth-richest man to Nigerian billionaire Mike Adenuga.
The South African Mouton family owns 24.5 percent of the company.
Lazraq owns 51.7 percent of Casablanca-based property developer Alliances Developpement Immobilier SA.
On July 1, his son Malik Rebrab, who has previously held high positions in Cevital, will take over as CEO.
The Kenya Revenue Authority (KRA) said it is demanding full accountability from Karanja.
Dewji, Tanzania's richest man, is the CEO of MeTL Group, one of East Africa's largest business groups.
Meet the 10 richest Black Americans in 2022.
Rwandan President Paul Kagame participated in the groundbreaking ceremony of the project.
