Leadership
Oscar Mbala is currently working with Vivo Energy as a Technical Services Manager for East Africa Cluster. He has been with Vivo energy for over 10 years. Oscar is currently engaged in Coaching Sales team and maintaining product quality.
Oscar has a Masters of Science in Entrepreneurship and Innovation Management, a Bsc. in Mechanical Engineering, is a Certified Tribologist (study of lubricants) and has a Diploma in Business Management.
He has been a board member of Shelloyees Sacco for 10 years.
Alice Mureithi is a holder of Bachelor’s degree in Education (Business Studies) from Kenyatta University and a Diploma in Chartered Institute of Marketing (CIM UK). She has worked with The Standard Group, The Hilton, TNT Worldwide and lastly with Kenya Shell and Vivo Energy for 20 years until January 2017. She is currently engaged in personal business and property development.
Richmond Keseko currently works with Vivo Energy as Supply Chain Applications Specialist (Functional Consultant) supporting all Vivo Energy and Engen Countries across Africa through Central IT. Richmond has been working at Vivo Energy for over 12 years. Other roles held include Distribution Planning Analyst and Stock Accountant both for Kenya. Previously, before Vivo Energy, he worked at Jetlink Express Ltd (an Airline) as an accountant for 3 Years.
He joined the Sacco in 2014 and got elected to the board in 2025 and is the current Treasurer.
Richmond holds a bachelor’s degree in Business Administration (Accounting) and is a CPA finalist. He is very passionate about numbers and information technology. He is keen to provide great oversite in the Finance and Accounting space for the Sacco.
Gladys Wairimu holds a Bachelor of Commerce degree from Kibabii University, is a CPA-K certified by KASNEB, and has a Certificate in Management Development from Strathmore University. Since 2016, Gladys has been with Kuku Foods Kenya Ltd, where she has held various roles. She currently serves as a Tax Accountant, ensuring full compliance with corporate tax regulations and overseeing the Payables department.
She joined Shelloyees Sacco in 2022 and was elected to the board in March 2025. She currently serves as the Honorary Secretary of the board, contributing to the organization’s governance and strategic direction.
CPA Kilonzo Jackson is a BCOM (Finance) graduate, and CPA-K is currently the Distribution Analyst in Vivo Energy Kenya with versed expertise and 13 years experience in financial management, governance and strategy.
He is a people-oriented leader, who values transparency and accountability, bringing strong analytical skills to the board.
He thrives in dynamic environments, driving growth, innovation and collaboration for organisational success
Nicholas Odhiambo joined Shelloyees Sacco Board in 2020 and re-elected in 2023. He is currently the Chair of the ICT committee where he has steered the implementation of mobile banking system, new Sacco ERP and a Member, Credit and Investment committee.
He is an ICT/telecom professional with a career spanning over 10 years in design and delivery of corporate enterprise services. His experience Enterprise Solutions Design & Implementation at Vivo Energy Kenya, Telkom Kenya and Nation media group service desk specialist.
A holder of B.Sc. Information Technology (Distributed Systems) from KCA University, Higher Diploma in IT from Jomo Kenyatta University of Agriculture and Technology. He has various certification including Project Management – Strathmore University
Francis Omadede is the Transport and Logistics Manager for Vivo Energy Kenya. He joined Shell/Vivo Energy over 14 years ago and has served in multiple roles during his tenure. His current role oversees managing operational and contractual relationships with #5 transport organizations that support deliver Fuels, Lubes, Ethanol and LPG on behalf of Vivo Energy Kenya to its customer network. His immediate previous role was responsible for Aviation Technical support to the Vivo Energy operations in the East and South countries. Earlier, he has held various operations and engineering management roles in Kenya Shell, Libya Oil Kenya and Mobil Oil Kenya.
Francis holds a BSC Mechanical Engineering degree and an MBA both from the University of Nairobi. Francis is a Certified JIG (Joint Inspection Group) Inspector, a NEMA EIA/EA Associate Expert and a certified associate auditor with the International Register of Certified Auditors associate auditor.
Management Team
Martha has over 15 years’ experience in the co-operative sector having served as an intern at Kapenguria Teachers Sacco while pursuing her Diploma Studies. She has worked for Njiwa Sacco, Magereza Sacco and Nahiho Sacco. She holds Bachelor Degree in Co-operative Business (Finance specialization) from JKUAT and Diploma in Co-operative management from the Co-operative College of Kenya currently Known as The Co-operative University College.
Calvin holds a Bachelor of Commerce (finance option); second class honors (upper division) from KCA University. He is also a CPA finalist from Strathmore University. Before joining Shelloyees Sacco as an accountant in August 2016, Calvin was the manager at Uchumi Sacco for over three years.
Janet Chepkemoi is currently the loans officer .She has a Degree in Bachelor of Economics and Finance from Kenyatta University and is a member of ICPAK-CPA (K). She has previously worked for Elimu Sacco as an accounts assistant in their loans department between 2013 and 2016 and as a credit officer (2016-2019) in Biblia Sacco.
Marilyn is a graduate from Daystar University, with a Degree in Communications - PR and Marketing Concentration. She has a background in Customer Relations Management, Business Administration and is an experienced social marketer and event
consultant, actively involved in B2C and B2B marketing.
consultant, actively involved in B2C and B2B marketing.
Supervisory Committee
Sub-Committees
Finance & Admin Sub–Committee
- Chairman – Richmond Keseko
- Secretary – Nicholas Ochieng
- Member – James Odundo