Regional Team Biographies


Ousmane Maiga

Country Representative: Mali

Ousmane Maiga is Oolu’s Country Representative in Mali. His academic and professional background is in finance and accounting and he has extensive experience in motivating big teams. Maiga has over 15 years of experience in rural regions in Mali working for some of the world’s largest distribution companies like Bramali, Coca Cola and British American Tobacco. He made his mark in the solar industry through NOTs Impact Enterprises, the largest sellers of solar lights and home systems in the region. He speaks French, English, Bambara et Sonhai.


Marieme Ba

Country Representative: Senegal

Marieme Ba is the Country Representative in Senegal. Trained in the sector in France, she has over 6 years experience in a management role promoting some of the largest brands in West Africa. She began her career at Tigo Senegal (second largest telecom brand), moving to Harvas Media Senegal focusing on market penetration and expansion and finally was recruited as the lead sales and marketing manager for INASEN overseeing teams selling Jongue products (one of the largest brands in the region) in over 5 countries in West Africa.

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Alinta Geling

Multi-country Operations Manager

Alinta Geling is Oolu's Multi-country Operations Manager. She's lived and worked in sub-saharan African countries for over 12 years (Mali, Guinea Bissau, Burkina Faso and Senegal). Before joining Oolu she implemented projects addressing youth unemployment in West Africa. Her major focus was to promote entrepreneurship in the agricultural sector. She is a graduate from SciencesPo Paris and speaks English, French, Dutch and basic Bambara.


Michael Malcorps

Director of Supply Chain

Michael is the Head of Supply Chain at Oolu. Before joining the company, Michael worked for 4 years at Riaktr, a fast-growing startup where he worked on software development, marketing, technical sales and project management, using data analytics to influence high-level decision making in the telecom industry. He worked with stakeholders and teams across West Africa, the Middle East, Asia and Europe. Michael is fluent in English, French and Dutch and graduated with a Bachelor's degree and Master's degree in Business Engineering from the Louvain School of Management with a focus on Supply Chain & Logistics and a Master's degree in International Management from CEMS/NUS in Singapore. 


Thebean Gilfillian

Director of Finance and Accounting

Thebean Gilfillian is the Director of Finance and Accounting. Thebean began his career with HSBC working with SME financing and OTC Derivatives before moving to a London-based Merchant Bank where he advised technology sector startups and SME’s on Strategy, M&A and Corporate Finance. Previous to Oolu, Thebean led Advisory Services at a Senegalese family office and managed Finance and Business Development for portfolio companies. Thebean holds a MA (Hons) in Economics from The University of Edinburgh and has passed the first two levels of the Chartered Financial Analyst program.

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Bourahima Yameogo

Country Representative: Burkina Faso

Bourahima Yameogo is Oolu’s Country Representative in Burkina Faso. His academic and professional background is in commerce and accounting and he has extensive experience in motivating big teams. Bourahima has over 17 years of experience in strategic level positions in Burkina working for some of the world’s largest distribution companies like Coca Cola and Jumbo. He integrated the solar industry through Yeelen Ba, the largest sellers of solar lights and home systems in the region. He speaks French, Moore, Dioula and basic English.


Henriette Diop

Internal Controller

Henriette Diop is an Internal Controller at Oolu.  She holds a Masters in Internal Control and Auditing from ICOGES (Institut de Commerce et de Gestion) as well as a Masters in Economics and Management from the University Paris 8 in France. Henriette brings more than 10 years of progressive auditing experience to Oolu, and was previously Head of the Management and Auditing Department at Postefinances, a subsidiary of the Poste group. During her time with Postefinances, Henriette led the organization’s expenditure management, oversaw company procedures and regulations, as well as market compliance. She speaks French and Wolof and is learning English and Spanish.


Beatrice Teixeira

Head of Human Resources Department

Beatrice Teixeira is the Head of Human Resources at Oolu. She is the former HR Manager at SLAT (Senegalese logistics company) and the former top recruiter at PRAXIS (recruiting firm and temp agency). At PRAXIS, she managed interpersonal relationships, has completed trainings in “keeping the peace” at the workplace, has acquired strategic perspective to anticipate hires, has built waitlists for every non-management position and has learned how to optimize employee contract strategy. Bea was also the main force behind hiring the early Wari team in Senegal and she played a major role in revamping and hiring agents at the Wari call center.