Welcome!
I’m a cellist and a composer, in whose music different worlds combine.
Portfolio
Projects
Here you may check out what I’ve been up to!

Forssa100
I was a music coach for the students of basic education in arts in Forssa in a play they wrote and composed themselves. In addition, I wrote arrangements and some additional compositions for the play.

Conversations with Darkness (EP)
OUT ON 15TH DECEMBER! EP with three tracks exploring the darkness withing oneself in different ways.
Upcoming
30.6.2026
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Notre Damen kellonsoittaja
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Turku, Finland
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8.7.2026
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Notre Damen kellonsoittaja
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Turku, Finland
-> See more
9.7.2026
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Notre Damen kellonsoittaja
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Turku, Finland
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11.7.2026
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Notre Damen kellonsoittaja
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Turku, Finland
-> See more
16.7.2026
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Notre Damen kellonsoittaja
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Turku, Finland
-> See more

Photography by Pekko Vasantola
"Teemu Mastovaara is an exceptionally diverse and interesting musician: a wonderful cellist and an always surprising composer with a distinct and personal voice."
Mikko Luoma
Classical Accordionist, Senior Lecturer at Turku Arts Academy




