Google Inc.
Moon Reader
Amazon Mobile LLC
Audible, Inc
comiXology
Meb Corporation PCL
Goodreads
LibraryThing.com
Basmo
comiXology
The StoryGraph
ReadNow
Perpustakaan Nasional
Fidibo Book
Dreame Media
Fable Group
SC TWODOOR GAMES SRL
Storylog Co.,Ltd.
Dreame Media
Storytel Sweden AB
Damir Juretic
Tony Soft
OverDrive, Inc.
PlayMate