Aygan is a progressive metal band from São Paulo, Brazil, formed around 2001 and active into the 2010s. Their sound blends heavy riffing, groove, and progressive rock complexity, landing somewhere between melodic hard rock and progressive metal. The band released the full-length album "Plastic City" in 2010 — recorded at Mr. Som Studios in São Paulo and premiered live at the Fúria Festival on a bill that included Sepultura and André Matos.

Bad Salad is a progressive metal band from Brasília, Brazil, formed in 2007 by brothers Thiago Campos (guitar) and Felipe Campos (bass) alongside drummer Caco Gonçalves. Their debut album Uncivilized (2012) earned international critical acclaim for its complex songwriting and songs regularly exceeding ten minutes, drawing comparisons to Dream Theater and Opeth; the follow-up EP Puzzled appeared in 2013. The band was handpicked by Mike Portnoy to perform on the Progressive Nation at Sea cruise in 2014, one of the few Brazilian acts to achieve that distinction.

Ben Baruk is a Christian symphonic and progressive metal band from Rio de Janeiro, Brazil, formed in 2018 by musicians united by shared faith and a drive to create heavy, introspective music. Their debut EP "Vidas que Choram" (2018) featured six Portuguese-language tracks blending symphonic arrangements with metal influenced by Periphery, TesseracT, Paradise Lost, and Paramaecium. The band has since evolved their lineup and shifted to English-language songwriting while maintaining their progressive and extreme metal identity.

Blackcircle are a Santiago-based experimental progressive metal band signed to Australis Records, a Chilean label dedicated to metal from the southern tip of the world. Their album "Requiem in Silence," recorded by brothers Jorge and Raúl Drolett, is an eight-track work blending experimental death metal with black metal atmospheres, released as a 200-copy digipack CD through Australis Records.

Blacktorch is a Buenos Aires instrumental progressive metal band led by guitarist Juan Polastri alongside co-founder Gabriel Pozzo on drums. Their debut album Gravitational Collapse, released on October 24, 2023, uses the physics of gravitational collapse as a conceptual framework, blending modern metal with elements of jazz and rock.

Cadalso is a progressive heavy metal band from Santiago, Chile. The band released their self-titled debut album in January 2020 through a consortium of labels including ROAR Records, PureSteel Records, Eonian, and Steel Gallery, featuring seven tracks that blend traditional heavy metal with progressive structures.

Carillon is a heavy/speed/progressive metal band from Rosario, Santa Fe, founded in 1989 by Sergio Colussi (vocals and guitar), Armando De Angelis (guitar), Alcides Cabrera (bass), and Fabio Reynoso (drums). The band built a discography spanning three decades, from the cassette release Carnal & Espiritual recorded at Alfa Centauro Studios in Rosario in April 1991 through to Absent Presence in 2019 before eventually disbanding.

Chimaera was a progressive metal band from Porto Alegre, Rio Grande do Sul, Brazil. The band is documented on Encyclopaedia Metallum and has since split up, leaving behind a small catalog of progressive metal material released during their active years.

Chowy Fernandez is a progressive metal project from Buenos Aires, Argentina, led by a guitarist who has been playing for over 28 years. The project has released several instrumental albums including "Hypersalto" (2020), "Enki" (2021), "Triste Viento" (2022), and "ENLIL" (2022), all released independently. Chowy Fernandez also serves as guitarist for the Argentine metal band Barro, where he recorded alongside Marco Minnemann of The Aristocrats.