Ms Wanyonyi is the Senior Deputy Accountant General and Head of Accounting Unit since January 2019. She holds a Master’s degree in Business Administration and Bachelor of Commerce with a bias in Accounting. She is a Certified Public Accountant (CPA-K) and a member of ICPAK and ICIFA. She has been a member of the boards of the Cooperative University College, Kenyatta National Hospital and Maasai Mara University. She is also a certified mediator.