Heidi is a 3 x ARIA-nominated artist with the band Cloud Control and founder of FEAT. (Future Energy Artists), a climate action movement for the live entertainment industry. Working with artists like Vance Joy, Regurgitator and Julia Stone, FEAT. helped construct Brigalow Solar Farm in rural Queensland. In 2021, Heidi launched FEAT. Live, an initiative to champion a 1.5% sustainability surcharge called the 'Solar Slice' on ticketed events across Australia's largest festivals and tours to fund carbon reduction measures and regenerative climate solutions in the arts. Solar Slice has been rolled out across Falls Festival, Splendour In The Grass, St Jerome's Laneway, Spin-oJ, Harvest Rock, including tours with Lime Cordiale and Angie McMahon, and featured in the June-August 2023 edition of Rolling Stone magazine.