- Mouse On Mars * Idiology (cd 2001 soniq) breakcore, techno
- Murder Corporation * Auf Wiedersehen (cd 2010) ambient noise, martial industrial
- Murderous Vision – Abscission (2020) dark ambient, death industrial
- Murderous Vision * Hidden Histories (mc 2014) noise
- Murderous Vision / Kuru * Blood-Brain Barrier (cdr 2003 somnambulant corpse recordings) ambient noise, noise
- MZ.412 – Svartmyrkr (2018) industrial
- MZ.412 * Domine Rex Inferum (cd 2002 cold meat industry) ambient noise, noise
- MZ.412 * Hekatomb (cd 2015) death industrial
- N-Vitral * Smocgh (12″ 2003 third movement) techno, tekno
- N.Strahl.N * In Absentia (online album 2008) ambient, ambient noise
- Naevus * The Silent Life (cd 2007 hau ruck!) pop rock
- Naevus / Spiritual Front * Bedtime / Bathtime (picture 10″ 2005 old europa cafe) experimental, neofolk
- Näo * Näo (cd 2011) drone, experimental
- Nature Morte / Douleurfantome * When Trees Fall Down (mc 2011) dark ambient
- NDE * Krieg Blut Ehre Asche (cd 2009) bombastic, martial industrial, metal, noise, orchestral
- Necropolis * Necrosphere (cd 2006 cold spring) dark ambient, soundscapes
- nEGAPADRES.3.3. * La Phobie Du Cheval (cd 2011) experimental, industrial, noise
- Nekrofellatio * Pesadilla En Una Noche Sin Estrellas (cd 2014) ambient noise, noise
- Nenia * La Casa Del Dolore (cd 2000 beyond… prod) atmospheric, experimental
- Neonrain vs HP Unit 14 * Distructured Dance Factory (cdr 2004) idm, rhythmical industrial
- Neoterrik Research, the hidden history of Schloss Tegal (cd 2004 cold spring) dark ambient, dark industrial
- Neuropathic Force Feedback * Experiment IV (7″ 2004 steinklang) noise
- New Risen Throne * Loneliness Of Hidden Structures (cd 2011) dark industrial
- Newclear Waves * s/t (lp 2012) minimal wave
- Nicholas Lens * Flamma Flamma – The Fire Requiem (cd 1995 sony classical) modern classical
- Nicholas Lens * Orrori dell’Amore (cd 1995 sony belgium) modern classical
- Nicholas Lens * Terra Terra – The Aquari (cd 1999 ariola classics gmbh) modern classical
- Nicholas Lens * The Accacha Chronicles (3cd 2005 bmg classics) modern classical
- Nicholas Lens, Nick Cave, La Monnaie Symphony Orchestra & Chorus – Shell Shock (2cd 2016) modern classical
- No Festival Of Light * Officina Gentium Vagina Nationum (cd 2000) dark ambient
- Nocturne * Hymn For The Herest I & II (cd 2001? old europa café) ambient noise
- Nocturne * Kapitulation (cd 2000 state art) dark industrial, experimental, noise
- Nordvargr – Daath (2019) industrial
- Nordvargr – Metempsychosis (cd 2018) dark ambient, industrial
- Nordvargr – Tantum Melior (2019) dark ambient, industrial
- Nordvargr * Enter Nordvargr (2cd 2002) noise, power electronics
- Nosens * The Final Step (2009) neo classical, orchestral
- Nothing * Nondescript (cd 1999 the root of all evil records) experimental, industrial, noise
- Nothing * The Spine Overshadowed By The Rope (cd 2001? triumvirate) dark ambient, noise
- Nothvs Filivs Mortis / Omne Datum Optimum * Oran Môr III. Moddion-o-Gair .III (7″ 2001 cynfeirdd) atmospheric, medieval, orchestral
- Nova * Utopica Musa (cd 2001 cruel moon) gothic, heavenly voices
- November Növelet – Electrical (2025) angstpop
- November Növelet * From Heaven On Earth (cd 1999 galakthorrö) industrial
- November Növelet * Heart Of Stone (7″ 2012) angstpop, minimal wave
- November Növelet * Magic (cd 2007) angstpop, industrial, minimal wave
- November Növelet * Sacred (7″ 2008 galakthorrö) angstpop, minimal wave
- November Növelet * The World In Devotion (cd 2015) angstpop, minimal wave
- November Növelet * Unintended By Nature (cd 2016) angstpop, minimal wave
- Novo Homo * In Some Brutal Way He Was An Artist (10″ 2000 hau ruck!/wkn) experimental, industrial, martial industrial
- Nový Svet * Cuori Di Petrolio (cd 2000 hau ruck!) cabaret, experimental, folk
- Nový Svet * Faccia a Faccia (cd 1999 hau ruck!/wkn) cabaret, experimental, folk
- Nun Fahr Ich Hin Ins Paradies * Jakob Böhme Requiem (cd 1999) modern classical
- O Saala Sakraal – Etmaal (cd 2018) dark ambient, experimental
- O Saala Sakraal – Heven (2021) dark ambient, industrial, ritual
- O Saala Sakraal – Oaster (2025) dark ambient, ritual
- Oake – 47019 (2019) industrial techno
- OAKE * Monad XXIV (ep 2016) industrial techno
- Objekt/Urian * Agitation (cd 2010) industrial, noise
- Objekt/Urian * Tonfragmente II (cd 2004) industrial, noise
- Oblivion Ensemble * Seraphim Hallucino (cd 2006 malignant records) experimental, soundscapes
- Ode Filipica * Off… (7″ ?) experimental
- Of The Wand & The Moon * Nighttime Nightrhymes (cd 1999 euphonius records) neofolk
- Of The Wand & The Moon * The Lone Descent (cd 2012) folk, neofolk, poppy
- Of The Wand And The Moon * Emptiness (cd 2001 prophecy productions) neofolk
- Of The Wand And The Moon * Hail Hail Hail (7” 2005 heiðrunar/myrkrunar) neofolk
- Of The Wand And The Moon * I Crave For You / In A Robe Of Fire (7″ 2001 prophecy productions) neofolk
- Of The Wand And The Moon * Midnight Will (10″ 2000 eis & licht tonträger) neofolk, soundscapes
- Of The Wand And The Moon * Sonnenheim (cd 2006 heidhrunar myrkrunar) neofolk
- Offerbeest – Afrika (2018) industrial, noise
- Omne Datum Optimum / Gaë Bolg and the Church Of Fand * Oran Môr 1. Aryant ol. 1 (12″ 2000 cynfeirdd) experimental, folk, medieval
- Omne Datum Optimum presents Missa XXI (cd 2004 cynfeirdd) ambient, medieval
- Omnicore * Mass Murderer (cd 2004 divine comedy) bombastic
- Önd * For Influence Blooms Of The Subtle Wing (cdr 2003 somnambulant corpse recordings) dark ambient, soundscapes
- Operation Cleansweep – Release Now! The Call To Die (2021) death industrial, noise
- Operation Cleansweep – Release Now! Apathy Induction (12″+7″ 2018) ambient noise, death industrial
- Operation Cleansweep – Release Now! Hungry For Power (2019) death industrial
- Operation Julmond * Twice Minded (7” 2003 steinklang) industrial, noise
- Operation Julmond vs Wappenbund * Steinklang Industries Festival (dvd 2006 steinklang) industrial, martial industrial, noise
- Opfertag * Law Order Theory (cdr 2002 stahlklang audio) ambient noise, noise
- Ophir * Saat & Ernte (10″ 2003 greyland records) martial industrial
- Orchis * Mandragora (cd 1999 trinity) neofolk
- Ordo Rosarius Equilibrio * Apocalips (cd 2006 cold meat industry) neofolk, poppy
- Ordo Rosarius Equilibrio * Cocktails, Carnage Crucifixion and Pornography, Love Will Change The World? (cd 2003 cold meat industry) neofolk
- Ordo Rosarius Equilibrio * Do Angels Never Cry, And Heaven Never Fall? (mcd 2010) atmospheric, poppy
- Ordo Rosarius Equilibrio * Make Love And War (A Wedlock Of Roses) (cd 2000 cold meat industry) dark ambient, neofolk
- Ordo Rosarius Equilibrio * Make Love, And War – the wedlock of equilibrium (cd 2001 cold meat industry) neofolk
- Ordo Rosarius Equilibrio * O N A N I (Practice Made Perfect) (2008) atmospheric, poppy
- Ordo Rosarius Equilibrio * Songs 4 Hate & Devotion (cd 2010) poppy
- Ordo Rosarius Equilibrio / Spiritual Front * Satyriasis (cd 2005 cold meat industry) experimental, neofolk, poppy
- Organisation Toth present Birth Ov Light (cd 2002 old europa café avs) dark ambient, ritual
- Orplid * s/t (cd 1998 eis & licht tonträger / 2000 prophecy productions) neofolk
- Orplid – Deus Vult (2020) neofolk
- Orplid * Barbarossa (10” 2000 eis & licht tonträger) ambient, experimental, spoken word
- Orplid * Frühe Werke (cd 2007 noltex) neofolk
- Orplid * Geheiligd Sei Der Tote Name (mcd 1999 eis und licht tonträger) neofolk
- Orplid * Greifenherz (cd 2008 auerbach tonträger) neofolk
- Orplid * Nächtliche Jünger (cd 2002 prophecy productions) ambient, atmospheric, neofolk
- Orplid * Sterbender Satyr (cd 2006 auerbach) ambient, neofolk, soundscapes, spoken word
- Orryelle Defenestrate-Bascule * 156=Musick=Babalon=Kaos | The HermAphroditic ChAOrder of the SILVER DUSK (cd 2011) abstract, ritual
- Osewoudt * Gelag Van Zwartgeklede Kraaien (cd 2011) neofolk