Leadership in Street Lighting Technology

Fosu is the Chief Executive Officer and the brain behind Prefos Ltd. He is an astute businessman, a visionary and a goal-getter. He founded Prefos Ltd and has managed and directed its business strategy and corporate vision for almost three decades. The company’s rapid growth and business success is a demonstration of Mr. Fosu’s dexterity and business acumen.

Mr. Fosu would infect you with his modest mien and amiable personality, a charm that has won him many admirers. His business inspiration is from God, who has called him to affect his nation by facilitating socio-economic development through job creation and various acts of benevolence.

Chief Executive Officer (C.E.O)
The Compelling Force behind Prefos Ltd




Wendy Agyemang Duah is the Managing Director of Prefos Ltd. She holds a BSc degree in Nursing and Public Health from the University of Maryland, in the United States of America (USA). She has worked with different corporate organizations in the United States for several years and brings significant experience in international best practices to Prefos Ltd. Wendy has general oversight of the company’s operations.

Philomena Owusu-Ansah   is the General Manager, Human Resource and Administration. She is a graduate of the Ghana Institute of Management and Public Administration (GIMPA). She also holds a Post-Secondary Secretarial (PSS) certificate from the Kumasi Polytechnic. She has over 20 year’s professional experience in Human Resource Operations, Administration, Contract Bidding and General Supervision.

Frank Agyemang is the branch manager for Kumasi branch of Prefos Limited. He holds a Bachelor’s degree in Accounting from the Baptist University and chartered accounting degree from Kumasi Polytechnic. He has a very solid managerial and administrative skills.

Mario Obodai-Torto is responsible for Project administration. He holds an Advanced Level Certificate in Business in addition to a Bachelor’s degree from the Methodist University College. He has a strong, analytical and conceptual skills and leads the project administration team. 

Key Staff Profile


Frank A. Agyemang

Accounts Manager (Kumasi)

BSc Accounting, Baptist University, Chartered Accounting degree, Kumasi Polytechnic

Kwabena Appiah-Kubi

Accounts Manager (Accra)

BSc. Commerce, University of Cape Coast, Ghana.


Thomas K. Dwomoh

I.T. Manager

Bsc Computer Science, Kwame Nkrumah University of Science and Technology

Charles Opoku

Electrical Foreman


Eric Appiah

Electrical Foreman

HND, Kumasi Polytechnic
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