Alexandre Guerra is a composer, member of "Sociétaires Professionnels" (Sacem - France) and WSA (World Soundtrack Academy). His diverse musical interests allow him to be fluent in a wide variety of orchestral styles and formations that is present in his film scoring As well as in his original work, which is aimed at concert music. Guerra has a long-standing career as a composer of soundtracks for feature films, TV series and documentaries, to date he has contributed with the scoring for over 120 world-class productions.
His original works are frequently performed by prominent artists and orchestras within and outside Brazil, such as The Budapest Symphony Orchestra, The Montevideo Philharmonic, The Brazilian Symphony Orchestra, The Espírito Santo Symphony Orchestra, The Experimental Orchestra of Repertoire, The Sergipe Symphony Orchestra, The Santo André Symphony Orchestra, and the Chamber Orchestras of Amazonas and Ouro Preto, among others. 
His work “Fantasy for Guitar and Orchestra" premiered at the Municipal Theatre of São Paulo and was performed by the internationally renowned guitarist Chrystian Dozza. 
“Poems for Piano” were debuted by Christian Budu, one of Brazil’s most acclaimed pianist.
In 2018, Alex was commissioned to compose a piece celebrating The Santo André Symphony Orchestra’s 30th anniversary, finalist at the "Prêmio Profissionais da Música," one of the most prestigious prizes in Brasil.
Invited by the maestro Laércio Diniz, Alexandre participates in 2019 on the "João Pessoa Symphony Orchestra" program, as a resident guest composer.
Alexandre has been working in collaboration with well-known directors as Bruno Barreto, Jayme Monjardim, Daniel Augusto, Sérgio Machado, among others. His filmography as a composer features films as: “O Tempo e o Vento,” “The Violin Teacher” e “Vendedor de Sonhos” (finalists at the "Grande Prêmio do Cinema Brasileiro"), the prized documentaries: “Quem se importa?” and “New Especies – The Expedition” and the animation “Brasil Animado”, first Brazilian feature film in 3D.  The TV series: “Maysa” (Rede Globo), “Dino-Aventuras” (first series produced in Brasil for Disney channel) and the international series: “The American Guest” (HBO), “Sauvés de l’extinction”, “Chasing Che”, “Secret Brazil”, “Across the Amazon”, exhibited in more than 80 countries. 
Motivated by his father Carlos Guerra, - a prolific audio producer in the advertising industry - Alex started studying saxophone at the age of 14.
In 1991, Alex was granted a Duke Ellington Scholarship to attend the Department of Film Scoring at the prestigious Berklee College of Music - alma mater of distinguished Howard Shore and Alan Silvestri.
While at Berklee, Alex performed on the soundtrack for "Pentathlon," an action thriller featuring Dulph Lundgreen.
At age 24, Alex was awarded "Best Arrangement of Instrumental Music" for his contribution to Brazilian composer Ed Ribeiro Lima's album "Girassol," which was selected out over 180 entries to the Sharp Music Prize for Brazilian Music.
At the end of his 4-year education in Boston, Alex graduated at Berklee and returned to Brazil to ignite a career as principal of his very own studio. Back in São Paulo furthered his music studies under prominent German contemporary composer and musicologist Hans-Joachim Koellreutter (teacher of Antonio Carlos Jobim).
In 1998, Alex got his break into the film industry as a composer of the original soundtrack for "Monteiro Lobato: Furacão Na Botocúndia," a documentary by Roberto Elisabetsky.
On the Brazilian pop music segment, Alex has contributed with artists like Carlinhos Brown and Bahia Symphony Orchestra, Léo Gandelman and the Natal Symphonic Band, and, in 1994, was awarded Best Arranger for Instrumental Music for his contribution on the Album "Girassol" on the Sharp Music Prize for Brazilian Music.

Guerra has ten albums released, among them: "Longe..." was classified as the 25º on the 100 best albums in 2016, his "Ballet de Azul e Vento" was a finalist on the 26º "Prêmio da Música Brasileira", the most prestigious music prize in Brasil.

In 2010, a selection of Alex's compositions for feature films was performed live by the Orquestra Experimental de Repertório under the direction of Jamil Maluf for the series "Cinema em Concerto".