After Delkin, Lexar, ProGrade and Sony, SanDisk also announced their plans for CFexpress memory cards at the CP+ show in Japan. Here is a video report in German (use the CC button for English captions):
See also this report by DC.Watch.
Reminder: Nikon will release firmware updates for CFexpress compatibility for the following cameras: Z6, Z7, D5, D850 and D500.
We now have a total of six companies that will produce CFexpress memory cards:
Thanks Broxibear!