http://www.galleriapalsa.netall in finnish language I guess. Includes many types of artists, but perhaps some interesting ones could be at least these.
Jukka Siikala (known from SI #2)
http://www.galleriapalsa.net/tuleminen/huone4/Riina Hänninen (local girl who got into police case due paintings involving serial killers and general misanthropy etc)
http://www.galleriapalsa.net/ihmisenluonto/huone3//
I have one original painting from her, been in small local exhibition once. When you see the works in full size and the almost glass-like surface of oilcoloring, best of the surreal works are amazing.
Hannamari Mäkelä (addresses typical injustices of the world, but some collages work well in their misery)
http://www.galleriapalsa.net/tuleminen/huone1/For those more interested in wider spectrum of topics & approaches... feel free to navigate further.