Executive Agencies (EAs) are government organizations established to perform essential public functions that do not have to be carried out by the centers of the Government Ministries. The primary objective of the introduction of the EAs was to improve the efficiency and effectiveness of the delivery of public services through better business and financial management, thereby contributing to economic growth in the country by reducing the cost of Public Services. Despite the performances done by the EAs, public still have numerous complaints on the services delivered to the community. Therefore,this book discusses the reforms of the executive functions from the Ministry to the Agencies and examines the impact of the service delivery on the existing public owned agencies. The issue at hand is thus to explore the challenges facing the EAs in delivering their services to the extent of making them not efficient as expected. In addition to that, this book comes up with some measures to be taken on improving service delivery to the public. It ends by recommending on capacity building to the EAs to increase effectiveness and efficiency of the services offered.