Once Human (2014–present) in 2015 In 2014,
music executive and
A&R representative
Monte Conner discovered Hart via clips uploaded to
social media of her performing guitar riffs, and contacted
Machine Head guitarist
Logan Mader to inquire about a
record deal for Hart. This led to the formation of the band Once Human. The band released three studio albums and one live album between 2015 and 2022.
Divine Heresy (2022–present) On 1 August 2022,
Dino Cazares (best known as the guitarist of
Fear Factory) announced via
Facebook that he was working on new Divine Heresy music with Hart, writing "I'm almost ready to write some new material w/ singer Lauren Hart".
Arch Enemy (2026–present) On 19 February 2026, alongside the release of their single "To the Last Breath",
Arch Enemy announced Hart as the new vocalist of the band, following the departure of
Alissa White-Gluz a few months earlier. Arch Enemy founder and guitarist
Michael Amott commented on Hart upon this announcement, saying "Connecting with Lauren has marked an important step in my journey," says Arch Enemy guitarist and band leader Michael Amott. "Working with her was an exceptional experience - her remarkable voice, coupled with her dedication and professionalism, brings a rare level of excellence. I look forward to continuing the collaboration!" Hart performed her first show with the band in Beijing, China on 27 March 2026. ==Discography==