[3][5] According to McHenry, she mimicked the singing of others — Jim Morrison, Mariah Carey, Tori Amos, it did not matter — until she developed her own style.
[5] She released her first solo album, Of Earth & Angels, in June 2012, and Leah performed her first live show in December.
[8][9][10] In December of the same year, she and Peterson collaborated on the single "Winter Sun", enlisting the help of the rest of the Dragonlord band line-up and some touring members of Testament to round-out the recording.
[12] The recording featured previous collaborators Somers, Courbois, and Zoer, along with Troy Donockley of Nightwish and Chen Balbus of Orphaned Land.
[14][15] She also participated in two charity singles by Project Aegis, a charity project organized by Matt Smith of Theocracy: The first, "Angel in the Ashes", was released in 2016, and featured contributions from McHenry, Smith, Rob Rock, Daísa Munhoz of Vandroya and Soulspell, and Vasilis Georgiou and Gus Drax of Sunburst and Black Fate.
[16] The second, "And the Rest is a Mystery" was released in 2020, and featured McHenry, Smith, Daniel Heiman of Lost Horizon, Harmony, and Heed, Neal Morse of Spock's Beard and Transatlantic, and Ernie Topran and Val Allen Wood of Theocracy.
[17] On February 16, 2024, Leah released her fifth studio album, The Glory and the Fallen, which featured contributions from Somers, Zoer, Mark Jansen of After Forever, Epica, and Mayan, and Dagda of Celtibeerian.
[10][23][29][37] McHenry's lyrics and thematic imagery mostly involve fantasy, folklore, and mythology with a medieval European and Insular Celtic focus.