| Band | Formed / started | Split up / ended | Note |
|---|---|---|---|
| Gnarwolves | 2011 | July 2018 | — |
| Goat Girl | 2016 | — | — |
| God Damn | June 2010 | — | British heavy metal band |
| Godthrymm | 2017 | — | — |
| Gorebringer | 2017 | — | — |
| Gorilla Riot | 2014 | — | — |
| Grave Lines | 2015 | — | — |
| Green Lung | 2017 | — | — |
| Greyhaven | 2015 | 2018 | — |
| Groundbreaker | 2018 | — | Melodic hard rock band |
| Grumbling Fur | 2011 | — | — |
| Gudjohr | 9 June 2012 | — | — |
| Gévaudan | 6 June 2013 | — | — |
| Hacktivist | 2011 | — | — |
| Haggard Cat | 2011 | — | — |
| Hands Off Gretel | February 2015 | — | — |
| Harbinger | July 2015 | — | — |
| Headshot Stereo | 23 March 2013 | — | — |
| Heavy Lungs | 1 March 2017 | — | — |
| Heavy Sentence | 2017 | — | — |
| Heavyball | 12 October 2011 | — | — |
| Hellripper | 2014 | — | — |
| HERIOT | 2014 | — | — |
| Her’s | 2015 | 27 March 2019 | — |
| Hjearts | August 2012 | — | — |
| Hoatzin | 1 January 2013 | — | — |
| Holding Absence | 1 August 2016 | — | — |
| Holiday Ghosts | 2016 | — | — |
| Horrified | 2012 | — | — |
| Hot Knife Club | 2015 | — | — |
| Hot Milk | 2018 | — | — |
| Hryre | 2013 | — | — |
| Hundred Year Old Man | 2015 | — | — |
| Hungry Brains | 1 March 2012 | — | — |
| Hurdles | 1 October 2012 | — | — |
| Hybrid Constellation | 1 May 2010 | — | — |
| Hypnologica | 2013 | — | — |
| IDER | 2015 | — | — |
| Ihlo | June 2016 | — | — |
| ILL | 6 April 2012 | — | — |
| Ill Gotten Gains | 2013 | — | — |
| Imperium | 2010 | — | — |
| Indica Blues | 2014 | — | — |
| Infested Angel | 2019 | — | — |
| Insecure Men | 2016 | — | — |
| Iron Grave | 9 June 2012 | — | — |
| JAWS | 2012 | — | — |
| JK Historian | 1 January 2018 | — | — |
| Joanna Gruesome | 2010 | — | — |
| Jungle Doctors | 18 November 2010 | — | — |
| Just Three Guys | April 2011 | — | — |
| Kallon | 1 July 2017 | — | — |
| Kardinal X | 2019 | — | — |
| Karvel | 15 July 2010 | — | — |
| Keep Sake | 28 March 2014 | — | — |
| Kero Kero Bonito | 2011 | — | — |
| Kill Shelter | 2017 | — | — |
| King Bee | 2015 | — | — |
| King Goat | 2012 | — | — |
| King Hannah | 2017 | — | — |
| King Liar | 17 April 2019 | — | — |
| King Witch | 2015 | — | — |
| Kinzoku | 2018 | — | — |
| Kira Mac | 2018 | — | — |
| Kone | 15 January 2014 | — | — |
| Kong Lives | November 2016 | — | — |
| Koyo Bloom | 2015 | — | — |
| Kroh | 2011 | — | — |
| Krokodil | 21 May 2011 | — | — |
| Kull | 2012 | — | — |
| Kyteler | 2016 | — | — |
| Lambrini Girls | 2019 | — | — |
| Lawless | 2012 | — | — |
| Lay It on The Line | 12 January 2012 | — | — |
| Layers | 1 March 2011 | — | — |
| LIFE | 1 January 2013 | — | — |
| Light Bearer | 2010 | 2015 | — |
| Like Giants | 14 June 2019 | — | — |
| Little Fears | 1 October 2011 | — | — |
| Loathe | 2014 | — | — |
| Locean | 2013 | — | — |
| Los Bitchos | 2017 | — | — |
| Lowen | 2017 | — | — |
| Lunar Bird | 1 May 2017 | — | — |
| Lunar Mantra | 2013 | — | — |
| Lychgate | 2012 | — | — |
| Lyman Alpha Blob | 3 February 2014 | — | — |
| LÄYKES | 1 January 2017 | — | — |
| M-pire of Evil | 2010 | — | — |
| M.I.6 | 1 October 2011 | — | — |
| Mage | 2010 | — | heavy rock band from Leicestershire, UK |
| Makeout Tactics | 23 December 2012 | 2013 | — |
| Mammoth Weed Wizard Bastard | 2014 | — | — |
| Maruja | 2014 | — | — |
| Marw | 2015 | — | — |
| Masiro | 2011 | — | — |
| Massive Violins | 2010 | — | — |
| Mega Emotion | 2013 | — | — |
| Mega Happy | 2017 | — | — |
| Memoriam | January 2016 | — | — |