Today, morethan one million people worldwide use GIS for thousands of different purposes, while the use of modern geospatial information for our daily use is still in its infant stage in Ethiopia. By combining geographic information with descriptive information you will be able to view the business information from a completely new perspective. The Geospatial Platform can effectively support problem solving and policy formulation for the complex issues facing our Nation. Issues and events that affect the economy, employment, the environment, public health and welfare, security, and quality of life will benefit from the decision support tools, shared applications, visualization, and trusted geospatial data made available through the Geospatial Platform.Whether one country is implementing geospatial information system for the first time or not it is very important to define its national geospatial governance and architecture for its national geospatial platform. Defining business and technological architectures for the national geospatial platform will enable participatory information sharing, interoperability, user-centered design, and collaboration. Therefore, defining appropriate business architecture for national geospatial platform for Ethiopia has never been more important than now, as government agencies start to invest significant resources in geospatial data, services, technology, and expertiseto support their daily business operations. This study paper offers business architecture for the national geospatial platform of Ethiopia based on the definedgeospatial enterprise architectural principles and national governance stratures.