Harvest Moon was a power and progressive metal band from Santos, São Paulo, Brazil, formed in 2018 and now split up. The project released the EP Decline to Disorder in 2021 through Talheim Records, blending progressive and power metal songwriting across five tracks.

Hawake is a progressive metal band from Manaus, Amazonas, Brazil, formed in 2018. The band blends intricate guitar work, keyboards, and dynamic vocals into an expansive progressive metal sound, and has performed as a support act for Angra in their hometown. Their debut release Duality of the Universe established them as a notable presence in the Brazilian progressive metal scene.

Heptah is a progressive metal band from Campinas, São Paulo, Brazil, formed in 2012. The quintet — featuring vocalists Rhads Clemente and Ricardo Corsi, guitarists Corsi and Samuel Zechin, bassist Robson Baroli, and drummer Raphael Jorge — released their debut album "Master of Delusion" in September 2012, an 11-track record combining heavy riffs with melodic progressive arrangements.

Hermit's Maze is a Buenos Aires instrumental progressive metal band that debuted in 2017 with the EP "Cyclothyminis" and expanded their sound on the eleven-track full-length "State of Mind" (2019). They followed up with "Every Dream Has Its Bleakness" in November 2020, a five-track release exploring darker atmospheric terrain, and have earned airplay on European and American radio.

Hollowmind is a progressive metal band from São Paulo, Brazil, originally forged in 1993, playing a blend of heavy metal and progressive rock with comparisons drawn to Queensryche and Fates Warning. The band's core members include Rob Gutierrez on bass and vocals and Ale Silveira on guitar. Their discography spans albums including "Soundscape of Emotions" (2007), "The Cardinal Factor" (2014), "Inside an Extended Play" (2021), and the covers album "Under the Influence" (2024).