This is a downloadable list of the Microsoft Trusted Root Certificate Program Participants as of the April 25 2018 release. To see just the list of changes for this release, please visit http://aka.ms/rootupdates.
The most current list of participants can be found at http://aka.ms/trustcertpartners. 
 
This gallery item provides the Excel (XLS) download of the overview, with the full list.