Dr Mohammed Mohammed Aminu
The Registrar/Chief Executive Officer, National Business Technical Examinations Board (NABTEB), Dr. Mohammed Mohammed Aminu.
Dr. Aminu holds a Ph.D. in Automobile Technology and a Masters in Procurement and Supply Chain Management.
He brings 28 years of experience in teaching, administration, research, and policy development to his new role.
Until his appointment, he served as Director of Procurement at the National Agency for Science and Engineering Infrastructure (NASENI).
An advocate for vocational education and skills development, Dr. Aminu has authored multiple publications and presented research on innovative pedagogies, youth empowerment, and poverty alleviation. He is also a member of the Teachers Registration Council of Nigeria and the Automotive and Locomotive Engineers Institute.
MR DANIEL UBAKA ONWOAMAKA
He joined the services of NABTEB on 16th September, 1996 as a Data Processing Assistant I in Computer and Data Analysis Department (now Information and Communications Technology ( ICT) Department), He has M.Sc in Computer Science (2006) ; B.Sc (Second Class Upper Division ) in Computer Science (1998) ; Diploma in Data Processing (Distinction) 1994; PGDE (2015) He is a member, Nigeria Computer Society (2015). He rose through the rank and file to a Director
He was redeployed to Examinations Development Department in 2009.where he became the subject officer in charge of ICT, He was also redeployed back to ICT Department in 2016 where he became Head, Computer Operations Division,
He was appointed as Acting Head of Department, ICT on 16th October, 2022.
He became the Director, ICT on 1st January, 2023, the position which held until 2nd January, 2026 when he was redeployed to Special Duties as a Director.
He has served in some committees of the Board. He has attended several training workshops.
MS. CHIGOZIEM SUSAN METU
Miss. Chigoziem Susan Metu hails from Nwobi in Idemili South Local Government Area of Anambra State. She obtained a Bachelor of Science Degree in Industrial Physics from the University of Nigeria, Nsukka; she is a member of Teachers’ Registration Council of Nigeria.
Miss. Metu joined the services of NABTEB as a Test Administration Officer I in 1998, being meticulous and self-motivated with good work attitude, hardworking, result oriented and dedicated to duties, she earned series of promotions from Test Administration Officer II to current position as a Director.
She also worked in NABTEB State Office in Enugu as the State Coordinator before her transfer to Examinations Administration Department in Benin City as the head in 2023.
Examinations Administration Department is a programme department of the Board with a mission to provide reliable and valid information and to also device strategies for the effective administration of the Board’s certificate examinations conducted both nationally and internationally.
These examinations include:
- NBC/NTC and ANBC/ANTC examinations
- Modular Trade Examinations.
MRS. OLANIYI DEBORAH OLUYEMISI
Mrs. Olaniyi Deborah Oluyemisi is currently the Director, Reform Coordination and Service Improvement (RCSI) Department, National Business and Technical Examinations Board (NABTEB).
She hails from Ilesa in Osun State. Born on the 27th April, 1971 in Bauchi, Bauchi State. She had her Primary and Secondary education in Osun State and later proceeded to Federal Polytechnic Bauchi, Usman Danfodio University Sokoto and University of Benin, Benin City where she obtained her National Diploma (ND), Higher National Diploma (HND), Post Graduate Diploma in Education (PGDE) and Master degree in Business Administration (MBA) respectively,
Mrs. Olaniyi is a member of Teachers’ Registration Council of Nigeria (TRCN) and a Fellow of Certified Board of Administrators of Nigeria (CBAN).
Mrs. Olaniyi joined the services of the Board in 1998 and had served in various Departments of the Board including Research and Quality Assurance, Examinations Administration, Administration Departments. She has over 27 years of experience. In her present position as the Director, Reform Coordination and Service Improvement, she is committed to driving organizational change, improving service delivery and enhancing stakeholder engagement. She has served the Board in many capacities through the Board’s numerous Committee engagements which have enabled her to make significant impacts in promoting excellence and innovation. She led the implementation of reform initiatives that resulted in significant improvements in efficiency and effectiveness.
She is married with Children.
Mr. Ema Okon Ndon
The Department of Works and General Services is headed by Mr. Ndon Ema (Director). He joined the services of the National Business and Technical Examinations Board (NABTEB) in October, 1993 as Personnel Office II.
He has a Bachelor’s degree in Political Science from the University of Calabar. Mr Ndon is a member of the Nigerian Institute of Management (NIM) and Nigeria Institute of corporate Administrators. In his years of service to the National Business and Technical Examinations Board, he has attended several training, programs, seminars, workshops and conferences which have given him the requisite expertise in logistics management. He has served in several capacities and Departments of the Board over the years and has brought this wealth of experience to the service.
Mr Ndon also served as the coordinator of NABTEB integrated services limited until his recent appointment as Director of Works and General Services by the Registrar/Chief Executive.
MR. OSAIGBOVO STEPHEN PIUS
Mr. Osaigbovo Stephen Pius joined the services of NABTEB on 22nd March, 1996. He holds the following Academic qualifications and belongs to the following professional bodies as listed bellows:
- Ph.D (Educational Management) in view
- M.Ed (Educational Management) 2014
- B.Ed (Educational Physics) 1994
- TRCN (member) 2012
- STAN (member) 2023
The confirmation of his appointment took effect from 22nd March, 1998.
Mr. Osaigbovo Stephen Pius is currently the Director, Examinations Development Department NABTEB having served in various capacities and excelled in various assignments as the Director, Research and Quality Assurance Department.
As the Director of RQA department, he has proven to be a very resourceful, dynamic, and result oriented person during his tenure, he brought several innovations including Digitizing the monitoring forms for examinations, expansion of the research team to involve staff from the field offices, introduction of GPS Camera in quality assurance exercises, Adoption of domesticated Performance Management System (PMS) to assess and evaluate staff performance and uplift the overall morale of RQA department. He is a visionary leader that believes no-one is useless and no challenge is insurmountable. He can multitask, married with children and he is a lover of God.
On January 10th 2026, he was re-assigned to Examinations Development as Director.
HENRY OMOAREBU JOHNSON, FCAI, MNIM, MCBAN
Mr. Henry Omoarebu Johnson is the Director of Administration and Human Resources Department, a position in which he provides strategic leadership and administrative oversight for the effective management of human capital and institutional processes. He is an experienced public sector administrator with a distinguished career spanning over three decades, marked by professionalism, sound judgment, and commitment to service delivery.
He holds a Bachelor of Science degree in Economics and a Master of Public Administration, complemented by Postgraduate Diplomas in Education, Computer Science, and Theology. This broad and multidisciplinary academic background has equipped him with strong analytical capacity, administrative depth, technological awareness, and ethical sensitivity, all of which inform his approach to leadership and decision-making.
Mr. Johnson is a seasoned professional and a Fellow of the Institute of Corporate Administration. He is also a Member of the Nigerian Institute of Management, a Member of the Certified Board of Administrators of Nigeria, and an Associate Member of the Chartered Institute of Logistics and Transport of London, TRCN certified and a member of the SLEAPM Course 17 at the National Institute for Policy and Strategic Studies, Kuru-Jos. These professional affiliations reflect his continuous commitment to best practices, corporate governance, and professional development.
He joined the National Business and Technical Examinations Board (NABTEB) in 1996 and has since accumulated extensive experience in administration and human resources management. Over the years, he has contributed significantly to institutional administration, workforce coordination, and policy implementation, earning a reputation for diligence, reliability, and institutional loyalty.
His core areas of professional interest include client-focused service delivery and Pensions Administration, where he has demonstrated keen attention to due process, staff welfare, and efficiency in service outcomes. He is also deeply committed to mentorship and people development, and has over the years provided guidance and professional support to junior, mid-level officers, contributing to capacity building, continuity, and the nurturing of future administrative leaders. Mr. Johnson is widely regarded as a disciplined administrator with a structured approach to problem-solving and a strong orientation toward organisational stability and improvement.
Guided by a leadership philosophy anchored on fairness, integrity, discipline and service, Mr. Johnson is known for his balanced and consultative approach to administration. He remains committed to strengthening administrative systems, promoting effective human resource practices, and supporting the mandate of the organisation through principled leadership and sustained professional excellence.
MRS. PHILOMARY AKIODE
Mrs. Philomary Akiode, Director, North Central Zone, joined the National Business and Technical Examinations Board (NABTEB) in April 1997 as a Personnel Officer. Upon assumption of duty, she was deployed as the Public Relations Officer (PRO) of the Board, where she demonstrated exceptional initiative and professionalism in managing Press Relations, Public Relations, Protocol, and Hospitality functions, while diligently following up on matters affecting the Board. During this period, she conceived and initiated the acclaimed NABTEB Newsletter, a communication platform that significantly strengthened both internal cohesion and external visibility for the Board.
In 2007, she was posted to the North Central Zonal Office where she adeptly handled various roles rising to the position of Deputy Director, Examinations. She was subsequently reassigned to head the FCT State Office. In these roles, she provided exemplary leadership, administrative oversight, and strategic coordination, contributing immensely to the growth, stability, and public image of the Board within the Zone.
Mrs. Akiode holds a Master of Science (M.Sc.) degree in Public Administration from the University of Benin, a Post Graduate Diploma in Education and a Bachelor of Arts (B.A.) degree in English Language from Bendel State University.
She is a distinguished Fellow of the Institute of Advanced Vocational and Technology Education of Nigeria, a Fellow of the Institute of Management Consultants and Member, Nigerian Institute of Management. Her participation in numerous conferences, workshops, and seminars, both locally and internationally, has continually enriched her expertise and enhanced her capacity for impactful service delivery.
An inspiring team leader with exceptional oral communication skills, Mrs. Akiode is admired for her warm, approachable personality and outstanding public relations acumen and known for her passion, dedication, and unwavering commitment to excellence.
MRS. EDITH MARY ISIOMA ORIRI
Mrs. Edith Mary Isioma Oriri joined the services of the National Business and Technical Examinations Board (NABTEB) on the 1st of July, 1998 as an Examination Officer II. She holds the following academic qualifications and a member of the underlisted professional bodies.
- Master of Public Administration (2008) from the University of Benin
- B. Sc. (Estate Management) 1999 from the University of Nigeria, Nsukka
- Post Graduate Diploma in Education (2011) from Usmanu Danfodiyo University, Sokoto.
- Nigerian Institute of Management (Member) 2011
- Teachers Registration Council of Nigeria (Member) 2013
She has served in various Departments of the Board including Post Exams Unit, now Examination Policy Matter (EPM), in the Registrar’s Office, Examinations Administration Department as well as in NABTEB field office in Asaba as the head. Through hard work, and dedication to duty, she earned series of promotions and currently the first Director, South-South Zone, overseeing the Board’s activities in Akwa-Ibom, Bayelsa, Cross River, Delta, Edo and Rivers which are the six (6) States under the zone.
MR. OGBONNAYA, PETER OKEREKE
Mr Ogbonnaya Peter Okereke is a holder of Masters of Business Administration (MBA), and Bachelor of Science Degree in Business Education (B.Sc.) from University of Nigeria.
He is a member of Teachers Registration Council of Nigeria (TRCN).
Before his appointment in 2025 as a Director NABTEB South East Zonal Office, Enugu, he has served the Board in the following capacities:
- South East Zonal Coordinator (2017 – 2025)
- Abia State Coordinator (2015 – 2017)
- Imo State Assistant Director (2014 – 2015)
- Ebonyi State Coordinator (2013 – 2014)
- Rivers State Coordinator (2011 – 2013)
- Enugu State Coordinator (2009 – 2011)
He is a seasoned Administrator, Test Developer, Team Manager and Educationalist.
MRS. IDOWU MULIKAT FOLASADE, (B.Sc.Ed, M. Ed)
Mrs. Idowu Mulikat Folasade joined the service of the National Business and Technical Examinations Board (NABTEB) on 9th June, 1995 as a Test Development Officer II. Her Official Odyssey spans through a number of departments and field office before her recent appointment as the Acting Director, South-West Zone.
Her experience and dexterity had been variously tested. She was appointed as Acting Head of Department, Examinations Development Department (March- December 2024) As an acting Head of department, she participated in the formation of major policies with the rest of the
management members.
Mrs. Idowu M.F. is a thoughtful and motivated individual known for a balanced mix of reliability, industry and integrity.
Mrs. Idowu is a member of some professional bodies, such as;
Teachers Registration Council of Nigeria (TRCN);
Science Teachers Association of Nigeria (STAN);
Association of Educational Researchers and Evaluation of Nigeria (ASSEREN); among others.
MRS IGBINEWEKA BETTY OSAYEMWENRE, FCA
Mrs. Igbineweka Betty Osayemwenre FCA, HND was born on April 8, 1967 in Erua Town, Uhunwode Local Government Area of Edo state.
She assumed duty with the Board on November 1, 1993 as Budget & Finance Officer II. Hitherto, she had worked in firms of Construction Company as an Accountant. She grew up the ladder and became a Deputy Director in 2015. In August 2024, she was made the Ag. Head of Department of Finance and Accounts.
A thorough-bred, resourceful and self-motivated personality, Mrs. Igbineweka is a fellow of the Institute of Chartered Accountants of Nigeria
She likes among others, music, cooking, reading, helping others and sharing knowledge.
She is courteous with friendly disposition, proactive with collaborative attitude, a problem solver, desirous of knowledge and improvement in daily undertakings. More so, she is physically and emotionally stable. She is happily married and blessed with children.
MRS. ENOJO VIVIAN UKAMAKA
Mrs Enojo Vivian Ukamaka is 53 years old. She joined the service of the National Business and Technical Examinations Board (NABTEB) in July, 2000. She was confirmed in July 2002. She grew through the ranks to the position of Acting Head of Department, Research and Quality Assurance (RQA).
Mrs Enojo Vivian Ukamaka Holds a Bachelor of Science degree in economics from the Delta state University, Abraka and National Certificates of Education in Economics / Mathematics from College of Education, Agbor, Delta State. She acquired professional certificate in Computer appreciation from the Nigerian Institution of Technology (NIIT), Benin City. She also belongs to two professional Bodies; the Institute of Chartered Economist of Nigeria and the Chartered Institutes of Human Resources Management of Nigeria (CIHRN)
As the Acting Head of Department, she co-ordinates the activities of the Research and Quality Assurance Department with a view to establishing quality assurance for the actualization of the Board’s mandate through effective monitoring , evaluation, research, documentation and disseminating quantitative and qualitative information on the Board’s programmes, achievements, innovations, strategies and its examinations.
MR. OSAWE, IKPONMWOSA OSARETIN (MCPN, MNCS)
Mr. Osawe, Ikponmwosa Osaretin is a seasoned Computer Scientist, ICT Administrator, and Systems Development expert with over two decades of professional experience spanning software development, database administration, computer engineering, ICT operations management, and large-scale examinations processing. He is currently the Acting Head of the ICT Department at the Headquarters of the National Business and Technical Examinations Board (NABTEB), where he provides strategic leadership and oversight for institutional ICT policies, infrastructure, and nationwide examination processing systems.
He holds an M.Sc. in Computer Science from the University of Ibadan and a B.Sc. (Second Class Upper Division) in Computer Science from the University of Benin, complemented by a Diploma in Data Processing. His professional development includes certifications in Data Science with Python, C# Application Development, Microsoft SQL Server, Oracle Database Administration and Oracle Database SQL, demonstrating a strong blend of legacy systems expertise and modern data-driven technologies.
Mr. Osawe joined the services of the NABTEB in November, 2007 and has risen through the ranks, serving successively as Programmer, System Analyst, Database Administrator, Internet Administrator, Assistant Director and Head of Computer Services Division, Deputy Director and Head of Computer Operations Division, and now Acting Head of Department. In these roles, he has coordinated and supervised multiple ICT units, led the development and deployment of the Examinations Management Systems Software (EMSS), and played a central role in ensuring the integrity, efficiency, and reliability of NABTEB’s examination processing nationwide.
Earlier in his career, he worked as a Programmer and System Analyst in the private sector and as a Computer Engineer, gaining hands-on experience in systems installation, maintenance, troubleshooting, and user training. He also has academic and training experience, having lectured computer programming and related subjects at a computer training centre.
His research interests include data mining, computerized information systems, and public-sector automation, with studies covering taxpayer compliance detection, student result management systems, and utility billing systems. He is a registered member of the Computer Professionals of Nigeria (CPN) and the Nigeria Computer Society (NCS), and is known for his professionalism, leadership, technical depth, and commitment to using ICT as a tool for institutional efficiency and national development. He is happily married with children.
ALHAJI SALISU SULE MATAZU
Salisu Sule Matazu is from Katsina State, he was born in the year 1968 on September 10, at Matazu town. He is B.A degree holder in History/Hausa Combined hons, from Bayero University Kano (B U K), Post Graduate Diploma in Education at FCE Katsina and Member Teachers Registration Council Of Nigeria (TRCN).He joined the service of the board and assumed duty on 12/08/2000 at the board’s Headquarters in admin dept 2000-2003, deployed to Sokoto where he served as desk Officer 2003-2009. From Sokoto he was redeployed to Katsina as a pioneer State Coordinator 2009- 2020.
He is currently a Deputy Director by rank and Coordinator North West Zone by position.
MRS. ZENUM C. PETER
Mrs. Zenum C. Peter assumed duty in NABTEB on the 13th July 1998 and was confirmed on the 13th July 2000. She is currently a Deputy Director on CONTRAISS 145 with the Board and she is serving as the North-East Zonal coordinator and my last promotion was with effect from 1st January, 2022. she has the following academic qualifications:
- PGD Technical Education 2004
- HND Higher National Diploma 1994
- NYSC Discharge Certificate 1995
- National Diploma 1990
- Teachers Registration council of Nigeria 2010
She has served the Board in various capacity, first as an officer with Examination Administration in the NABTEB Headquarters from 1998-2006, when she was transferred to NABTEB Zonal office Makurdi as the Desk officer. On the 31st of October, 2007 another transfer took her from Makurdi to Jos, Plateau state to open a new NABTEB state office still under the supervision of the zonal coordinator in Makurdi. The first duty performed was the successful conduct of the November/December 2007 with an increase of 7 (Seven) new Examination centers.
However, another transfer came in 2008 to Adamawa State Yola to open a new state office as the state officer under the supervision of the North-East zonal coordinator where she was charged with the responsibility of creating awareness on NABTEB Examinations, and other important functions as directed.
In 2009, she was asked to go to Taraba State to do the follow up of the long-awaited NABTEB office accommodation; using the advantage of being an indigene of the state, she succeeded and was transferred there on 1st July 2009 as the state officer. She met 14 NABTEB Examination centers on ground in the state, building on that, she was able to use all the necessary techniques to create awareness down to the grassroots and added 72 new Examination centers from 2009 – 2014 July, when she was asked to hand over to Mr. Isaac Pamni and was transferred to the headquarters.
In 2018 February she was called back to take over again until February 2022, when she was promoted to the rank of Deputy Director and was posted to the Adamawa North-East Zonal office as the Zonal coordinator till date.

