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Amb. Simeon Moibah
Secretary-General
Ambassador Simeon Momoh-Babbay Moribah is a seasoned development practitioner and economist with over 30 years of extensive experience in development economics, regional integration, and crisis management. As the Secretary General of the Mano River Union (MRU), he has demonstrated a strong commitment to fostering regional cooperation and integration, focusing on peace, security, and sustainable development within the MRU framework.
Ambassador Moribah has a distinguished career in both government and international organizations. He served as the Deputy Secretary General of the MRU Secretariat, where he was primarily responsible for Economic Development and Regional Integration. His leadership in this role significantly contributed to the socio-economic development of the MRU member states.
Before joining the MRU Secretariat, Ambassador Moribah held the position of Deputy Minister of Economic Affairs and Policy at the Ministry of Planning and Economic Affairs in Liberia. In this capacity, he played a pivotal role in setting national financial and program priorities, achieving substantial milestones in policy dialogue, resource mobilization, and the effective implementation of projects and programs.
His career also includes significant contributions within the United Nations system, where he served in various capacities, including as Assistant to the Senior Assistant Resident Representative for Programme at UNDP. His work in the UNDP involved critical missions such as evaluating the UNDP-Zambia Country Programme and training program staff in The Gambia on Financial Information Management (FIM).
Ambassador Moribah's academic credentials are equally impressive. He holds an MSc in Agricultural Economics from Colorado State University, USA, and a BSc in Agricultural Education from Njala University College, University of Sierra Leone. He has also obtained various certificates and diplomas in economic planning, project analysis, and land use planning, which have further enriched his expertise in sustainable human development, crisis prevention, and recovery.
Throughout his career, Ambassador Moribah has remained dedicated to improving the lives of the people in the MRU region through strategic leadership and transformative operations. His work continues to impact the region positively, promoting collaboration and active participation among member states for a more integrated and peaceful Mano River Union.
Dr. Abu Bakarr Tarawallie
Deputy Secretary-General
Dr. Abu Bakarr Tarawalie, a Sierra Leonean economist, brings over fifteen years of professional experience in government, academia, policy research, and public sector management, with a focus on economic policy and regional integration at both national and international levels. He currently serves as the Deputy Secretary General for Economic Development and Regional Integration at the Mano River Union (MRU) Secretariat.
Dr. Tarawalie holds a PhD in Economics, an MSc in Economics, and a BSc (Honours) in Economics. His extensive career includes a notable tenure at the International Monetary Fund (IMF), where he worked in the African Department, specifically with the Central African Republic and Ethiopia constituencies. His contributions to regional economic development were further solidified during his time as the Director of Research and Statistics at the West African Monetary Institute (WAMI) in Accra, Ghana. At WAMI, Dr. Tarawalie played a pivotal role in advancing regional integration programs for the West African Monetary Zone (WAMZ), which includes Gambia, Ghana, Guinea, Liberia, Nigeria, and Sierra Leone. He was a member of WAMI's Management Board, overseeing the coordination and supervision of the organization’s activities.
As the mission chief to Sierra Leone during his time at WAMI, Dr. Tarawalie successfully conducted ten missions, engaging in high-level discussions with officials from the Ministry of Finance, the Bank of Sierra Leone, and the National Revenue Authority, leading to significant positive impacts on Sierra Leone's economy. He also served as the Managing Editor of the West African Journal of Monetary and Economic Integration (WAJMEI), a peer-reviewed journal that is published biannually.
In Sierra Leone, Dr. Tarawalie held the position of Assistant Director at the Economic Policy Research Unit (EPRU) within the Ministry of Finance and Economic Development (MoFED). His experience also includes roles as a Statistician at Statistics Sierra Leone, where he was a regional coordinator for the 2004 population and housing census, and the Sierra Leone Integrated Household Survey. His academic contributions include positions as a Lecturer at the Department of Economics, Fourah Bay College, University of Sierra Leone, and as an external examiner for the Master of Business Administration (MBA) program at the Institute of Public Administration and Management (IPAM), University of Sierra Leone.
Dr. Tarawalie is a prolific researcher with a demonstrated track record in monetary economics, public finance, international economics, and macroeconomic issues. He has published over 35 articles and occasional papers in reputable journals worldwide. His dedication to economic research and education is further evidenced by his role as the Deputy Editor for the Economic Association of Sierra Leone.
Dr. Tarawalie’s extensive experience and scholarly contributions have positioned him as a key figure in driving economic development and regional integration within the Mano River Union, making significant strides toward the economic stability and integration of the region.
Mr. Mamadi Dioumessy
Deputy Secretary-General
Elhaj Mamady Dioumessy has been serving as the Deputy Secretary General Responsible for Administration and Finance at the Mano River Union since 2017. Before his appointment, Mr. Dioumessy was an integral member of the Economic and Financial Program of Guinea, monitored by the International Monetary Fund (IMF) and the World Bank, for four years. His career in public service is marked by significant contributions to Guinea’s economic and financial sectors.
Mr. Dioumessy has held key positions within the Ministry of Economy and Finance, the Prime Minister's Office, and the Ministry of Budget, where he served as the Head of Financial and Accounting Services. His expertise in financial management and economic reforms was honed through his work in the Technical Unit for Program Monitoring (CTSP) and the Technical Committee for Economic and Financial Reforms (CTA) in Guinea.
Academically, Mr. Dioumessy holds a PhD in International Economics from the Faculty of Economic Sciences and Management at the University of Cocody, Abidjan, Côte d'Ivoire. He also earned a Master’s degree in Business Administration from DeVry University in New York and Maryland, where he completed 27 out of 35 credits with a GPA of 2.44. Additionally, he holds a Master’s degree in Finance from the University Gamal Abdel Nasser of Conakry and has undergone advanced training in Economic and Financial Policy Programming from the IMF, Poverty Analysis from the World Bank, and Fragility and Resilience Analysis from the African Development Bank.
Beyond his administrative and financial roles, Mr. Dioumessy has dedicated over a decade to academia, teaching at Guinean universities. His commitment to education and professional development is further demonstrated by his participation in various high-level training programs, including language proficiency programs at the ALCC Language Communication Center in New York and the LADO International School in Washington, D.C.
Mr. Dioumessy’s extensive experience and academic background have positioned him as a key figure in the administration and financial management of the Mano River Union, contributing to the stability and progress of the organization.
Mdme. Ange Konan Monu
Deputy Secretary-General
Peace and Security, Good Governance and Social Affairs
Mdme. Ange Konan Monu
Deputy Secretary-General
Ange Konan-Monu, with more than two decades of professional experience, has dedicated her career to serving in leading international organizations with distinction. She currently holds the prestigious position of Deputy Secretary General of the Mano River Union, representing Côte d’Ivoire. Since January 2024, Mrs. Konan-Monu has been at the forefront of promoting peace, security, good governance, and social affairs, with a particular focus on women and youth in the MRU member states.
Her commitment to international diplomacy and regional development is reflected in her previous roles as an Advisor and Political Assistant and Protocol Officer within the United Nations system. She has notably served at the Permanent Mission of Togo to the United Nations in New York and at the International Organization of La Francophonie (OIF). Her work also extended to the Ivorian Federation of Coffee and Cocoa Cooperatives, where she played a key role in advancing the interests of local producers on a global stage.
Mrs. Konan-Monu is a recognized expert in public relations and corporate communication, holding a Master's degree in the field from New York University, USA. She also possesses a BTS in Finance and Accounting and a Master's degree in English from the University Félix Houphouët-Boigny in Abidjan, as well as a certificate in multilateral negotiations. Her academic background, coupled with her professional experience, has made her a formidable advocate for social issues, including her impactful work on female genital mutilation, which was presented at the United Nations' Commission on the Status of Women.
Beyond her professional achievements, Ange Konan-Monu is deeply committed to her values of empathy, compassion, and community service. She actively engages in charitable work, regularly visiting the sick, orphanages, and prisons, embodying her belief that empathy and charity are essential to bringing happiness to others. Her personal interests include traveling, reading, and cinema, pursuits that nourish her inquisitive and open-minded spirit.
Driven by a vision of achieving happiness through development for sustainable peace, Mrs. Konan-Monu's career is a testament to her dedication to the collective well-being and her leadership in the Mano River Union's ongoing efforts to build a more stable and prosperous future for the region.
Heads of Sub-Offices
Christian W. Jallah Sr
Resident Coordinator
Christian W. Jallah Sr. is a dynamic IT professional and policy expert with over 12 years of experience. He holds degrees from the University of Massachusetts, Keller Graduate School, and is a PhD candidate in Public Policy at Walden University. Jallah is the Resident Coordinator of the Liberia Sub-Office of the Mano River Union and a part-time lecturer at the University of Liberia. He is also deeply involved in community activism and policy development, particularly in sustainable development.
Assouakon Angui
Resident Coordinator
Assouakon Angui is the Resident Coordinator of Mano River Union operations in Côte d’Ivoire, a role he has held since 2009. He has a diverse academic background, holding an associate degree from Baruch College and both Bachelor's and Master's degrees in Business Administration from Kennesaw State University, Georgia, USA. Angui is passionate about history, political science, and fitness, and is multilingual, speaking Agni, French, and English, with ongoing studies in Mande. He is married with three children.
Roger Dore
Resident Coordinator
Mr. Roger Dore is the Resident Coordinator of the Mano River Union in the Republic of Guinea. He holds a degree in Financial Management and Accounting from the National School of Commerce and Management (ENCG) in Agadir, Morocco. With 17 years of experience at PwC, Ecobank Guinea, and the Mano River Union, he has served in roles such as Auditor, Senior Internal Auditor, and Procurement Manager. Known for his proactivity, adaptability, and strong interpersonal skills, Mr. Dore is dynamic and motivated, excelling in meeting challenges and taking initiative.
Professionals
Nyaibor Agatha Ngombu
Program Officer
Nyaibor Agatha Ngombu is a seasoned professional from Kailahun, Sierra Leone, with over 20 years of experience in public health, gender, and program management. She holds an M.Phil. in Community Health and an MPA. Ngombu has worked with numerous organizations, including the CDC, Oxfam GB, and UNFPA. Currently, she serves as a Programme Officer at the Mano River Union Secretariat, focusing on health and gender.
- Phone:+1 (859) 254-6589
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Ahmed Tidiane Diallo
Program Officer
Jerry B. Tarbolo
Program Officer
Mr. Jerry B. Tarbolo, Jr., a dedicated development specialist and seasoned humanitarian, has been serving as the Programme Officer of the Mano River Union (MRU) since April 2013. A national of Liberia, Mr. Tarbolo brings a wealth of experience and a deep commitment to social justice and community development to his role within the MRU.
Before joining the MRU, Mr. Tarbolo played a crucial role as the Coordinator for the National Integrity Forum (NIF) within the Governance Commission of Liberia, where he worked to promote transparency and integrity in governance. His dedication to the principles of good governance was further exemplified during his tenure as a consultant with UNDP-Liberia, where he facilitated the establishment of 'Nature Clubs' in secondary schools across Liberia's South Eastern Region, promoting climate resilience and environmental stewardship among young people.
Mr. Tarbolo is not only a development expert but also a passionate activist and political scientist. He has been at the forefront of significant transformations within Liberia's political landscape, particularly in advocating for the rights of the oppressed and advancing social justice. His contributions to education, as a classroom teacher and university lecturer, have left a lasting impact on the lives of many young Liberians, some of whom have gone on to become medical doctors, policy specialists, and social workers, serving both in Liberia and internationally. He also shared his expertise as a guest lecturer at the Horton Military Academy in Freetown, Sierra Leone.
Academically, Mr. Tarbolo holds a Master’s degree in Public Administration (MPA) from the Institute of Public Administration, University of Sierra Leone, and a Post-Graduate degree in Contemporary Diplomacy & International Relations from the Gabriel L. Dennis Foreign Service Institute in Liberia. He also holds a Bachelor's degree in Political Science from the University of Liberia and is currently pursuing a PhD at Fourah Bay College, University of Sierra Leone. His commitment to professional development is evident in his certification as a Prince2® Professional in Project Management Standard, along with various professional certificates in areas such as Criminal Justice Statistics, Organizational Effectiveness, and Leadership.
Throughout his career, Mr. Tarbolo has participated in numerous seminars, workshops, and international conferences, continually expanding his knowledge and skills to better serve his community and the broader region. His work is driven by a deep-seated belief in the power of education, transparency, and social justice to transform societies and improve lives across the Mano River Union.
Abdoulaye Doumbia
Program Officer
Abdoulaye Doumbia has been serving as the Program Officer in Charge of Infrastructures and Water Resources at the Mano River Union (MRU) Secretariat in Freetown, Sierra Leone, since April 2013. With more than 40 years of experience in the water and infrastructure sectors, both at national and regional levels, Mr. Doumbia brings a wealth of knowledge and expertise to his role.
Originating from Côte d'Ivoire, Mr. Doumbia has held various management positions within the National Administration, overseeing the Water, Environment, and Maritime sectors for 24 years. At the regional level, he worked with the Niger Basin Authority for 8 years as a modeling expert and Head of the Operations Division. In this capacity, he was responsible for structuring significant regional programs, including Hydropower Dams, silting control, reversing degradation trends in the Niger River Basin, and managing irrigation schemes in the Niger River valley. He also contributed actively to the mobilization of financial resources for the Sustainable Development Action Plan of the Niger Basin.
Since joining the Mano River Union, Mr. Doumbia has been leading several regional initiatives, such as the Road Development and Transport Facilitation Program, the Ecosystem Conservation Program, and the International Water Resources Management Program under the GEF IUCN Project. His career has been marked by his ability to negotiate effectively with development partners and national authorities, particularly in the preparation and implementation of projects and programs.
Mr. Doumbia is known for his adaptability, having successfully worked in multicultural environments and under pressure. He values cultural differences and is committed to seeing West Africa fully integrated at infrastructural and economic levels. His educational background is multidisciplinary, with degrees in Civil Engineering, Petroleum Engineering, and Coastal Engineering, alongside various certifications.
In addition to his professional pursuits, Mr. Doumbia is passionate about improving the standard of living in Africa, particularly through the education of girls, which he views as critical for family advancement. His hobbies include swimming, football, and jogging.