This is the first deliverable of the Power Transmission and Distribution Hardware Intelligence Service. This Master Grid database is a power transmission and distribution (T&D) global study that will provide users with a foundation for understanding the global T&D hardware marketplace. The study shows the key metrics influencing grid technology purchasing within each country. Further detail about the database and the study can be found in the user’s guide. Finally, for more information regarding the Intelligence Service please refer to the Research Program Introduction.