I also recommend Opeth, Agalloch, Katatonia, In The Woods, Anathema, Rapture, Before the Dawn, Woods Of Ypres, Mar De Grises, Saturnus, Dark Tranquility, The Wake, Mors Principium Est, Naglfar, Lilitu, Mourning Beloved, Graveworm, Omnium Gatherum, Green Carnation, Mercenary, Amorphis, Blazing Eternity, Of The Wand And The Moon, The Loveless, Draconian, Novembre and Ulver
.And many more