A few weeks ago, TJ Group in Denmark was according to Computerworld closed and along with that their CMS. I don't think that their system will be missed by a lot :-)
Yesterday, a rumour about one of the more visible systems Web500 filed for a chapter 11 - according to Niels Hartvig. I still wait for something official, but the rumour about Web500 has been out a while. I never came to see their system in deep - I have had about 5 meetings with Web500 through the last 4 years, but they always forget the promised developer, which could explain about their system. They announced a .NET version some time ago, but it shouldn't be very stable yet - most of their old customers has yet not upgraded their old versions.
There are still too many small Danish CMS out there - FDIH launched a new site CMS finder a few weeks ago. This should be a help to customers seeking a CMS solution, but I don't think you'll find any help here. The vendors have explained about their systems, but who trust that? You should read it as: "What the vendors promised that their systems can't do more than" ...