,
Carlos López Puccio,
Jorge Maronna,
Daniel Rabinovich,
Marcos Mundstock.
Original members These members actively shaped the group's works, excelling in lyrics, music, or instrument creation, and were part of its economic and business structure. •
Gerardo Masana: founder, composer, arranger, architect, and creator of early instruments; died of
leukemia in 1973 at 36; played bass-pipe and dactilófono. •
Marcos Mundstock: professional announcer and copywriter; born May 25, 1942, in
Santa Fe; presented works and acted, mainly singing or speaking, occasionally playing gom-horns, percussion, or keyboards; died April 22, 2020, in Buenos Aires at 77. •
Daniel Rabinovich: guitarist, percussionist, folk singer, lawyer, and notary; born November 18, 1943, in Buenos Aires; acted, sang, and played guitar, drums, latín, bass-pipe, and keyboards; authored
Cuentos en serio and
El silencio del final; died August 21, 2015, in Buenos Aires at 71. •
Jorge Maronna: composer, arranger, guitarist; born August 1, 1948, in
Bahía Blanca; sang and played guitar and strings (
charango, contrachitarrone); collaborated on books and the Colombian series
Leche; only member present from 1967 to 2023. •
Carlos Núñez Cortés: PhD in
chemistry, concert pianist, composer, arranger; born October 15, 1942, in Buenos Aires; played piano, tubófono,
pan flute, glisófono, and percussion; co-created instruments; retired September 14, 2017, after 50 years. •
Carlos López Puccio: licensed in conducting, choir director, and professor; joined officially in 1971 after assisting since 1969; born October 9, 1946, in
Rosario; played latín, cellato, piano, harmonica, violata, percussion, and synthesizers. . •
Ernesto Acher: architect, composer, arranger; born October 9, 1939; played piano, winds (gom-horns, calephone, clarinet, horn, recorder, tubófono), drums, harmonium, and acted; left after the 1986 Bogotá
Teatro Colón show; later co-founded a jazz group and conducted orchestras in
Concepción and
Santiago, Chile; died December 12, 2025 at 86.
Contracted members These began as substitutes for absences, later becoming regular performers without creative or business roles. • Horacio "Tato" Turano: pianist, saxophonist, singer, arranger, composer; born November 10, 1953, in Buenos Aires; substitute since 2000, full member from 2015 to 2023. • Martín O'Connor: singer, actor; born August 2, 1966, in Buenos Aires; substitute since August 2012, full member from 2015 to 2023. • Tomás Mayer-Wolf: pianist, composer, arranger, producer; born December 10, 1982, in Buenos Aires; substitute from 2015, full member from October 2017 to 2023. • Roberto Antier: actor; born January 13, 1963, in Buenos Aires; tested in 2010, substitute from 2015, full member from 2020 to 2023 after replacing Mundstock. • Santiago Otero Ramos: actor, pianist, choir and music director; born November 26, 1980, in Buenos Aires; substitute from August 2019. • Pablo Rabinovich: multi-instrumentalist, singer, composer, producer, teacher, electronic engineer; born December 27, 1984, in Buenos Aires; no relation to Daniel Rabinovich; substitute from August 2019.
Collaborators •
Roberto "el Negro" Fontanarrosa: Rosario writer, contributed to numerous works. • Carlos Iraldi: luthier until his 1995 death. • Hugo Domínguez: luthier since 1997. •
Horacio Fontova: replaced
Daniel Rabinovich in 1994 during a heart attack recovery. • Gustavo López Manzitti: substitute 2000–2003; pianist, lyric singer, arranger, composer. • Daniel Casablanca: actor, comedian from Los Macocos; substitute in 2008. • Marcelo Trepat: actor, singer; substitute 2009–2012. == Shows ==