OHADA
Trends and Developments Contributed by: Albert Dione, Stéphanie Manguele and Fatoumata Binta Maïga Thiam & Associés Thiam & Associés is a leading law firm based in Cona - kry, Guinea, providing high-value legal services since 2016 across Africa, Europe and the Americas. Under the leadership of Baba Hady Thiam, the firm special - ises in high-stakes infrastructure, financing and M&A transactions. Renowned for its ability to navigate complex and innovative deals, it has built a strong reputation in sectors such as natural resources, en - ergy and infrastructure. In 2024, the firm played a key role in advising on significant transactions, including
the USD15 billion Simandou project, the largest inte - grated mining and infrastructure project in Africa. The firm also supported clients such as Vista Bank, Afrex - imbank, Google and Société Générale in strategic M&A deals. Beyond its legal expertise, Thiam & As - sociés champions diversity, inclusion and work–life balance while fostering professional growth, creating a motivated and resilient workforce. The firm sets a high standard for legal excellence across the region.
Authors
Albert Dione is a specialist in maritime transport and customs law, advising on maritime projects and customs transactions in Guinea and the OHADA zone. He has expertise in renewable energy, particularly
hospitality sector. She has been involved in landmark deals including the Simandou project. She advised Oryx Energies on the acquisition of Puma Energy in Senegal and Taurus Finance Mining on a gold project financing in Guinea. She holds Master’s degrees from HEC Paris 12 and University of Paris 12, as well as executive certificates from Harvard Business School.
hydropower. Recently, Albert advised a Turkish group on a power purchase agreement in Africa and contributed to the financing of a 300 MW hydroelectric power plant in Guinea. Holding a doctorate in law from the University of Paris 1 Panthéon-Sorbonne, he is admitted to the Paris Bar and worked for French and international law firms before joining Thiam & Associés. He speaks English, Serer and Wolof.
Fatoumata Binta Maïga has over 13 years of experience advising businesses on multi-jurisdictional transactions, including mergers, acquisitions and project development in OHADA and beyond. She
specialises in M&A, banking and finance in the mining, energy and telecommunications sectors. She recently advised, among others, BaoSteel on the USD15 billion Simandou iron ore project in Guinea, Oryx Energies on its acquisition of Puma Energy in Senegal, and Vista Group in connection with various transactions related to its expansion in the sub- region. Before joining Thiam & Associés, she worked with top Senegalese firms and Ecobank Guinea.
Stéphanie Manguele is admitted to the Paris Bar and advises on M&A, equity investments and project finance transactions, with a focus on energy and infrastructure. She also advises pan-African groups on their
strategic expansion across the continent, including Azalaï Hotels, a regional leader in West Africa’s
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