John has built a distinguished career in corporate tax, international tax planning, and financial management, with a strong focus on tax compliance, payroll taxation, and regulatory advisory services. He previously headed the expatriate and personal tax service line at Deloitte East Africa, overseeing Tanzania, Uganda, Rwanda, and Ethiopia, and advising clients on domestic and international tax matters.

In addition to tax advisory, John has led financial audits, donor-funded project audits, corporate governance reviews, and payroll reviews for multinational companies. His experience spans private and public sector engagements, working with boards, management teams, and senior tax authorities to provide expert financial and tax solutions.

He has also been actively involved in training and capacity-building in the fields of tax and finance, ensuring that businesses and professionals remain compliant and informed about evolving tax regulations.

John holds a Doctorate (PhD) in Finance from USIU, an MBA from the University of Nairobi, and a Bachelor of Education from Kenyatta University. He is a member of the Institute of Certified Public Accountants of Kenya (ICPAK) and holds a certificate from the Association of Tax Technicians (ATT), UK.