Slovakia:
Einleitungszeit - brutal industrial stuff, very bleak and dark, relatively well-known in industrial circles across europe
http://www.einleitungszeit.industrialgallery.com/
Phragments - very good industrial / noisey sounding new band
http://www.urbsounds.sk/cdc/cdc/Phragments/main.htm
Urbsounds collective - a noise collaboration unit, very active for past 4-5 years
http://urbsounds.sk/site/
Poo - ambient/noise project, one of the leading acts on local tiny scene. very complex. run by a friend of mine, a very nice fella.
http://www.poo.sk/
Lahka Muza - an industrial legend, very well-known, however a bit too theatrical for my liking
http://www.lahkamuza.net/
As for punk/anarcho scene, there are hundreds of productive bands in the area. To name a few, let's say Konflikt, Rozpor, Zona A, Punkreas, Slobodna Europa, etc etc, ...