Matias was born in Argentina, in 1987. He was brought up in a musical family. Both of his parents are music teachers and performers, which allowed Matias to have early exposure to an experience with music. Having his parents taught him the basics of music from an early age, allowed Matias to gain interest in the field very quickly knowing that music was what he wanted to do for the rest of his life. 
  By the time he turned 5, he was already having his first music lessons under the Dalcrozze method. switching later to the Conservatorio Superior de Música Manuel de Falla to receive formal piano lessons in classical music. At the same time, Matias began to raise an interest in other music genres such as contemporary and avant-garde music; jazz & fusion; tango and even afro-american music.
Exploring all these musical genres allowed Matias to be able to start producing music from very early age.

Sunday afternoon in Hollywood_._._._._._

That passion to explore music and produce led Matias to enter the world of musicals, working mainly as a musical director, arranger and pianist. His big break into the business came when he started working as a musical conductor, pianist and arranger for "The Private Diary of Adan and Eve" a musical written and starred by the multiple award winner China Zorrilla. 
  All these early experiences contributed to the development of a solid musical background, which he would later use to develop his career as a film composer and music producer.  
In 2013, After getting his degree in contemporary composition from Instituto Universitario Nacional de las Artes, and a Tecnicatura in Piano from Conservatorio Superior 

de Música Manuel de Falla, Matias moved to Los Angeles, California. 
He attended to UCLA to take the certificate program in Film Scoring, where he got an intense training in film music, orchestration, conducting, music production, music business and music analysis. He is now established in L.A developing a career as a composer, arranger and music producer.

  He has led, performed and worked with the following ensembles and orchestras:
"Grupo Tangótico" (Pianist from 2003 to 2004);
"Choco Latin Jazz" (Pianist, conductor and music arranger, from 2005 to 2006);
"Mariano Tito Big Band" 

(Pianist, year 2006);

"Matias Piegari Quintet" (Pianist and composer, Year 2007);

"Berlin Hora Cero" (Pianist, arranger and conductor, year 2007)

"El Diario Intimo de Adan y Eva" (Adapted by China Zorrilla, on a book by Mark Twain. Pianist, arranger, from 2007 to 2009) 

"MP3" (For Matias Piegari Trio) as pianist and composer, from 2007 to 2008; 

"De la Timba Son" (Pianist, conductor and music arranger, from 2009 to 2011); 

"Arturo Schneider Big Band"(Pianist, from 2009 to 2010);

"VOX" Choir (Rehearsal pianist, North Carolina, USA. 2009)

"Pretty Yende & Given Nkosi"
Opera Nights (Pianist, year 2010) 

"Amalgama Quintet" (Pianist and composer, from 2010 to 2012); 

"Solar Martinez", tango singer (Pianist and Arranger, from 2010 to 2012); 

"Karrousel" (Pianist, arranger, year 2010)

"La Malanga" All Stars (Music Arranger, from 2011 to present)


  Matias has also performed in solo concerts, recitals and tango shows in: Teatro Colon; Teatro San Martin, Teatro Coliseo, Teatro La Regina, Salón Dorado de la Casa de Cultura, Museo Isaac Fernández Blanco, Teatro El nacional, Teatro Maipo; Tango festival (As a soloist guest, years 2003 and 2004, Buenos Aires) Jazz Festival (year 2009 and 2011, Buenos Aires) Café Velma, Clasica y Moderna, Jazz & Pop. Fibertel en Concierto, Canal (a);

He has also performed in many of the most important theaters in: Argentina, Jose Ignacio and Montevideo Uruguay; Asunción, Paraguay; Porto Alegre, Brazil, Old San Juan, Puerto Rico; United States.
In 2016 Matias won 1st prize at the International Vigo Piano Competition, becoming a Jury for the next editions 2017-2018 afterwards. 
Besides his career as a performer and music producer, Matias has been invited several times to give Masterclasses in the art of Music for Films at prestigious Universities. 
He is also an active member of the Latin Grammys