Guitarist and composer born in 1984 in Łódź. In 2003, he graduated with honors from the Henryk Wieniawski State High School of Music in Łódź in the class of Małgorzata Sztern-Dana, MA.

He studied guitar and composition at the Grażyna and Kiejstut Bacewicz Academy of Music in Łódź, which he graduated from in 2008 (classical guitar class of prof. Jerzy Nalepka) and 2009 (composition class of prof. Jerzy Bauer).

Since 2008, he has been teaching at his alma mater, currently as a university professor. In 2013, he obtained a Doctoral degree in musical arts, and in 2017 - a Postdoctoral degree. In the years 2016-2019 he was the Vice-Dean of the Instrumental Department of the Grażyna and Kiejstut Bacewicz Music Academy in Łódź, then Head of the Institute of Instrumental Studies (2019-2020). Since 2018, he has been the Head of the Department of Accordion, Guitar and Harp. Currently, he also serves as the Rector's Proxy for Student Affairs and Institutional Development.

As a soloist and composer, he has repeatedly participated in international festivals, including: "Warsaw Autumn" the International Festival of Contemporary Music , "Ad Libitum" the International Festival of Improvised Music ,"Tansman 2012" the International Festival of Musical Personalities, ISCM World Music Days, several times as part of "Musica Moderna" sessions and as part of national polish guitar sessions.

As a soloist he performed with many Polish orchestras such as PRIMUZ String Orchestra, the Chamber Orchestra of the Academy of Music in Łódź, the Beethoven Academy Orchestra, the "Łódź Strings" Orchestra and the Polish Camerata. He has performed in Europe, Canada, USA and China.

Maciej Staszewski is an author of guitar, piano, chamber, choir and electroacoustic compositions. He is also involved in improvised music and many free improvisation projects.

He has made recordings for the Dux label: Fantasía Ibérica 2017 – solo album, On The Trail 2019 - album with the PRIMUZ Orchestra , and the Fortune label together with the band P.U.R Collective (Nichi Nichi Kore Ko Nichi 2015). He gives masterclasses in Poland and abroad, he is also a member of the jury of music competitions.