openSUSE has a KDE team, but I'm not sure to what extent they do upstream KDE development. [0] Also, openSUSE does not have a default desktop choice. I don't know where the enterprise offering differs from the community offering in these matters.
[0] https://en.opensuse.org/Portal:KDE
[1] https://en.opensuse.org/openSUSE:Desktop_FAQ#How_to_choose_a...?