Mikk Üleoja graduated from the Estonian Academy of Music in 1997 as a choir conductor (class of Prof. Ants Üleoja) and completed his Master’s Degree in music at the same place in 2004 (supervised by Prof. Toomas Siitan). He has sung in the World Youth Choir (1989–1992), Estonian National Male Choir (1994–1996), Estonian Philharmonic Chamber Choir (1996–2000), and in the Gregorian ensemble Vox Clamantis (1998–2011). Mikk Üleoja has been the conductor of the St. Michael’s Boys’ Choir, the chief conductor of the chamber choir Mattone and Kaarli Church Concert Choir, and taught conducting at the Viljandi Culture Academy of the University of Tartu.
From 1998 to 2011, he worked as choirmaster of the Estonian Philharmonic Chamber Choir. Since the 2011/2012 season, Mikk Üleoja has been the Chief Conductor and Artistic Director of the Estonian National Male Choir.
Seven records have been released with the conductor Mikk Üleoja, of which five were recorded together with the Estonian National Male Choir, these being In paradisum featuring the music of Galina Grigorjeva (2014), Galina Grigorjeva muusikat meeskoorile (2023), Te lucis ante terminum with the works of Henrik Ødegaard (2016), REGIRAM (2019) and Baltic Contrasts.
Luule, see ei tule tuulest (Poetry, It Doesn’t Come from the Wind, 2007), recorded with the Estonian Philharmonic Chamber Choir, received the 2007 annual award of the Cultural Endowment of Estonia; the album was also named the best choral record of the year. Galina Grigorjeva’s In paradisum was voted Classic Album of the Year at the 2015 Estonian Music Awards. Mikk Üleoja was named the Conductor of the Year in 2014. In 2015, he and the Estonian National Male Choir received a national culture award for outstanding work reaching the public.